From steaming swamp to blanket bog… We’re live!

After many more hours, and months of work than initially anticipated, our exhibition of Peruvian peatland pics is live. I sketched the article below with colleagues for publicity purposes; this press release adds a few more details. And the exhibition itself is available to everyone everywhere fortunate enough to have an internet connection: https://peatlands.wp.st-andrews.ac.uk/. Compiling the exhibition has very much been a team effort, with colleagues Katy Roucoux and Althea Davies. I’ve learnt a huge amount from their invaluable input and feedback on all aspects of this ‘outreach’ project. I hope we’ve created an accessible narrative that will inspire people to look twice at peatlands, temperate and tropical, and to consider what role they play in all of our lives. I’ve also learnt, the hard way, about the need to balance what can be a very diverse portfolio of work in academia, with publications still being the unit of currency and stamp of expertise for the (academic and employment) world. Now to learning how to achieve that balance before it’s too late…

An open peatland ecosystem in the Peruvian Amazon. Credit: Lydia Cole. To view the caption to accompany this image visit: https://peatlands.wp.st-andrews.ac.uk/.

This autumn, a touch of the tropical has come to southeast Scotland. From early August until late October, 2021, the St Andrews Botanic Gardens are hosting a photography exhibition all about Peru’s lowland tropical peatlands. Lydia Cole, Katy Roucoux and Althea Davies, lecturers from the School of Geography and Sustainable Development at the University of St Andrews, in collaboration with the Botanic Gardens and with funding from the British Ecological Society and The Leverhulme Trust, have curated a collection of photographs that take you on a tour of the steaming swamps of the Peruvian Amazon.

The selected photographs were taken by researchers from the Universities of St Andrews, Edinburgh and Leeds, and the Instituto de Investigaciones de la Amazonía Peruana (IIAP, Institute for Research on the Peruvian Amazon) across ten years of fieldwork in Peru’s peatlands. The exhibition explores three key themes: ecosystems – highlighting the “ecosystem engineers” responsible for carbon storage; fieldwork – describing experiences of data collection in the swamps; and people – illuminating the communities and activities associated with the peatlands.

In addition to the physical exhibition, a virtual gallery is housing the photographs and captions to provide online access to audiences near and far: www.peatlands.wp.st-andrews.ac.uk. The website is also available in Spanish and will be live beyond when the exhibition closes at the Botanic Gardens at the end of October 2021. When accessibility improves in Peru and COVID-cases stabilise, colleagues from IIAP plan to display a Spanish-language version of the exhibition in a National Reserve in the Amazonian region of Peru.

Peatlands are a distinctive type of ecosystem where the surface vegetation contributes to, and lives on top of, layers of accumulating peat. Peat is made up of leaves, roots and partially decomposed organic matter, which builds up when waterlogged, low-oxygen, low-nutrient conditions prevent decomposer organisms from recycling dead plant remains. Over hundreds to thousands of years, a thick layer of carbon-rich peat accumulates. With climate change a key challenge faced by global society, conserving the carbon stored in peatlands is becoming an international priority for mitigation efforts.

Peatlands make up over 20% of the land area in Scotland. The most common type of peatland is a blanket bog, where layers of peat carpet the bedrock, forming waterlogged, mossy and shrubby landscapes. In the Peruvian Amazon, peatlands look very different as they are generally forested and often flooded; they are the archetypal ‘swamp’. Over 80% of Scotland’s peatlands are thought to be degraded, whilst Peru’s peatlands are mostly still in an intact state.

Indigenous Urarina women harvesting Mauritia flexuosa palm shoots from a peatland palm swamp in the Peruvian Amazon. Credit: Lydia Cole.

Researchers at the University of St Andrews and other members of the Tropical Wetlands Consortium, are measuring and mapping the distribution of carbon within the Peruvian Amazon peatlands, the biodiversity they contain and their long-term dynamics, to understand how they develop over centuries to thousands of years. Other projects, as many of the photographs highlight, are exploring the value, meaning and cultural importance of the peatlands to the communities who live there. The photographs in the exhibition have been selected to provide an insight into not only these peatland ecosystems and the people who live in and around them, but also the experience of doing research in these carbon-rich environments. You can find out more about the different projects and team members at www.tropicalwetlands.wp.st-andrews.ac.uk.

If you do have a look at the exhibition and it leaves you with questions or comments, the curators would love to hear them. Please email Lydia Cole (lesc1@st-andrews.ac.uk) if you have any feedback.

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The Jungle Book Part II: Still no Paddington

I return to tell a few tales of my recent stint of fieldwork in the Peruvian Amazon, as part of the Leverhulme Trust-funded project: Valuing Intact Tropical Peatlands: an Interdisciplinary Challenge.

In early December, I returned to a cold and dark Scotland after two months in a warm and sunny Peru. Although, after spending weeks in mosquito-ridden swamps, it was a relief to at least leave them behind. The warmth and sunshine, less so!

Since early October, I had been based, along with Luis, another postdoctoral fellow from the University of St Andrews, and Charlotte, from the University of Edinburgh, in the central Amazonian town of Iquitos; the largest city without a road connection to the rest of the world. We spent several days there in between trips, organising the logistics, equipment and food for each period of fieldwork. All of our work is done in collaboration with, and would be impossible without, the fantastic team of ecologists and anthropologists based at IIAP (Instituto de las Investigaciones de la Amazonía Peruana).

This recent trip upstream to the Pastaza-Marañón Foreland Basin was the second of two that we made as a group in 2019. I wrote a bit about the previous one here. Earlier in the year we didn’t have time to visit all of the four communities we intended to, so returned to spend time in and collect data from the final two: Nueva Pandora (on the Tigrillo tributary of the Chambira River) and Jenaro Herrera (on the larger Ucayali river). We also revisited the two communities we’d got to know back in May and June of 2019: Veinte de Enero (at the edge of the Pacaya-Samiria National Park) and Nueva Union (on the Chambira river), to fill in some data gaps and to train more community members in how to use a personalised data collection tool, ODK.

Six action-packed weeks were spent up-river altogether, splitting our time between each community. As before, each day involved squelching out into the surrounding wetlands. Our goal was to learn more about the types of forests that the community uses or in some way interacts with, and what the belowground environment and aboveground ecology was in each location. We were guided to areas of importance (appropriate for surveying) by a community member, seeming to effortlessly navigate the sucking swamps. Meanwhile, we would stop to tip out the sloshing aquarium in our wellies every few hundred metres! If our community guide told us it would take 30 minutes to get to a certain site, we knew it would take us double that, minimum.

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Some of the incredibly strong women in Nueva Pandora, who were carrying kilos of palm shoots that they’d just harvested in the leach-infested swamps, back to their homes 30+ minutes away, without wellies. We stood and watching in awe as we set up a plot, in wellies.

Each location contributed a new angle to the story of lowland peatland development and ecology in the Peruvian Amazon and gave us food for thought on how people use this challenging landscape. Each location also yielded a novel short-term challenge, whether it be swarms of incessant bees, mosquitos who pay no attention to clothing or repellent, thigh-deep water, buckets of water being poured down from the heavens, snake super-highways, or ants who somehow turn up in your pants. Character-building at best; madness-inducing at worst. To my surprise, I left the jungle this time with a new love of the Amazon and its many wonders.

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Bees – many and everywhere.

With the majority of the fieldwork now complete, it’s time to find out exactly what’s inside the many bags of samples that we brought back with us (peat or organic matter-rich mineral soil?) and explore the ecological and social survey data we collected. One major goal of the project is to produce a cohesive output that combines the quantitative ecological data with the qualitative social survey data, which will tell the story of the local value of the variety of wetland ecosystems in the PMFB. This will be a challenge, as is often the case in interdisciplinary work, but one that we are primed for.

Another major goal is to return to each community with the relevant results of our study and of the interactive studies that community members are carrying out with ODK, in order to enrich their knowledge, where relevant, and thus capacity to manage their relations to their environment, the people they interact with and the State.

And of course, we have to return to defend our title on the football pitch. And to find Paddington.

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Our visiting Jiiri team posing with Nueva Pandora’s home team, the Leuuakus, after a long football match (and a long day in the swamp!). I am indebted too all of these people for their help and kindness over many days in the jungle.

Sucked in (to the swamps)

About a month ago, I got back from my first ever trip to the continent of South America.  And the reason for my visit?  Peat, of course.  Here is a blog post I wrote for my new(ish) research group, the Tropical Wetlands Consortium, on my recent adventure to the “chupaderas”, or sucking swamps, of the western Amazon. 

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A colleague, being sucked in.  (She is entering a type of palm swamp dominated by Mauritia flexuosa, locally known as an aguajál and important for the fruit that can be harvested there.)

At the end of June, I got back from two months of fieldwork in the Peruvian Amazon.  The swamps, the Amazon, Peru, and indeed South America, were all new to me, having spent most of my research career to date searching for remnants of intact peatlands in Southeast Asia.

In the Pastaza-Maranon Foreland Basin (PMFB), a large area of the lowland Amazon within the Department of Loreto, Peru, you’re pushed to find any land that isn’t swampy to walk on.  Mapping projects to date have estimated the peatlands of the PMFB to cover 100,000km2.  One of the reasons I was there, along with six colleagues (from the Universities of St Andrews, Edinburgh and Manchester) and a bunch of exceptional assistants, was to help improve the accuracy of this estimate.  We each had slightly different data gathering agendas, but overall were trying to find out more about the evolution, ecology, condition and value of these peatlands, both from a local and global perspective.

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Washing clothes in Veinte de Enero, on the banks of the Yanayacu river, on one of the many fine evenings after coming back from a sweaty day in the swamps.

My focus, along with that of Luis Andueza (fellow St Andrean) and Charlotte Wheeler (Edinburgh), was to investigate how people value the wetland ecosystems of the PMFB.  Luis formed a key part of the social science team, made up of a great bunch of co-investigators and assistants from the Instituto de Investigaciones de la Amazonía Peruana (IIAP).  They spent many hours asking many questions of the members of three communities, Veinte de Enero, Nueva Union and Nueva Pandora, living on the banks of the Yanayacu, Chambira and Tigrillo rivers, respectively.  They, incidentally, drank a variety of liquids during the interviews, to facilitate their social integration with the communities!

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The ecological crew I was with, busy measuring what we measure in a plot.  Spot the agile one up the tree.  Never have I seen such heights scaled so quickly, and with such ease!  (I might need to adapt the Risk Assessment for the next trip, however.)

Concurrently, Charlotte and myself, led by our brilliant botanist, Nállarett, and two courageous Field Assistants, Julio S and Julio I, were out exploring the many ecosystems that surrounded these communities.  Our work was, in essence, a big treasure hunt.  Our mission (that I questioned why I’d chosen to accept at various points of inundation!) was to find the gold – the code-word for peat.  We ventured into the environment surrounding the three communities in order to “ground-truth” information of two sorts: (i) ecosystem types/resource extraction locations marked on participatory maps generated by the communities in workshops run by the social science team, and (ii) maps generated through remote sensing (using Landsat imagery) that depict changes in land cover, with the different ‘covers’ yet to be confidently identified or understood from an ecological perspective.  We spent approximately 20 days cutting our way through swampy forests of all shapes and sizes.  When we came across a new ecosystem type, and felt that we could work at that location for two hours without sinking, we gathered data on various above- and below-ground characteristics.  One of the most challenging plots was half a meter under water, at a location aptly named “31 Devils”.  Thankfully, I’ve had previous experience of snorkelling in bogs.

Now that we’re all back on solid ground, we’re starting to explore all of the ecological and interview data collected from the swamps, to try to understand how people use, and importantly, how they value the wetlands ecosystems of the PMFB, as well as understanding the physical characteristics of these ecosystems from a western scientific perspective.  Our initial findings suggest that there are a whole range of forested wetlands used by these communities, composed of a huge diversity of flora on both peat and non-peatlands, and on a confusing mix of peaty-lands in between.  And, not unsurprisingly, people tend to avoid the deeper, looser, more “sucking”, mosquito-ridden swamps, when and where they can!  Sensible folk.  But we still have much to learn about the nuances of how each community values these carbon-rich, biodiverse and beautiful ecosystems.

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Some of the great team, fresh-faced and smiling at the start of our fieldwork campaign!  (One member of the team may have been carried over the swamps in some parts.  Many other members of the team wished someone would carry them over the swamps in all parts.

 

Las turberas de Peru

I learnt a new word this week: turberas.  In about three weeks’ time, I’ll be off to Peru’s turberas.  In case you hadn’t guessed, turberas = peat.  My new gig is on a project entitled Valuing Intact Tropical Peatlands.  I’ll be heading out to Iquitos, a city (inaccessible by road – for better or for worse) within the Peruvian Amazon, which will be the base from where a crew of us researchers will be heading into the swamp forests this side of the Andes.

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Talking shop with the team, at the edge of a bog.

There are still a fair few questions to answer on the exact details of the research and the associated fieldwork that we will be doing, but we made huge head-way this week at our first project meeting.  We were fortunate to have four of our Peru-based colleagues join us (all from the Instituto de Investigaciones Amazonía Peruana) for three and a half days of intense discussions.  And my, it was frazzling.  (I have a new-found respect for the MPs of the UK Parliament after two+ years of what have effectively been intense interdisciplinary discussions.)  This project is the first truly interdisciplinary one I’ve been a part of, i.e. much more than just lip-service is being given to the notion of working together, across disciplines, to answer some multifaceted questions.  I’m re-learning the importance of patience, open-mindedness, clarity, humility and perspective: all immensely valuable skills for any project, and any well-lived life.

I will write more about the project as the days fly by, but at this point, one of the persisting aspects of it (whilst others seem to come and go with the wind!) is that we’re interested in finding out how and why people are interacting with their environment, notably the boggy bits of it.  For me, it’s such an exciting project, and certainly as interesting as it is challenging.  And it’s such a privilege to work with a team of passionate Peruvians, and an engaged UK-based crew, spanning the social and natural sciences.

Watch this space for more reflections on working interdisciplinarily (a word? – probably in the social sciences), and for news on how I fare in a real-life intact peat swamp.  A rare and wonderful space these days.

Time for tea in Java (Part II)

This blog post forms part two of two pieces I wrote for the Condatis News Blog, describing my recent trip to Southeast Asia as part of my role (Knowledge Exchange Assistant and Landscape Analyst) at the University of Liverpool, working under Dr. Jenny Hodgson. We spent three weeks in Malaysia and Indonesia, as a component of the 11 month NERC-funded Innovation Follow-on project: Decision support for restoring ecological networks in rapidly developing, biodiverse countries. The first blog post can be found here.

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The edge of the rainforest bordered by a tea plantation, within Mount Halimun Salak National Park, West Java, Indonesia.

We flew south over the forests, mountains and oil palm plantations of Borneo and landed in the recently modernised Soekarno-Hatta International Airport, retrieved Jane Hill and headed straight to Bogor, taking care to avoid Jakarta – the city of impenetrable traffic jams! We had the pleasure of staying a few minutes’ walk (and a treacherous road crossing) from Bogor’s Botanic Garden (Kebun Raya Bogor), an 87 hectare forested landscape in the middle of a city of one million residents, set up through a Dutch-British botanical collaboration in 1817. Definitely worth a visit!

The next morning we met with our main project partner for the Indonesian component of our project, Dr Lilik Budi Prasetyo, the Head of the Environmental Analysis & Spatial Modelling Lab. at Bogor Agricultural University (Institut Pertanian Bogor) and our other chief contacts, including Erlan Sodahlan, the Community Engagement Officer of Halimun Salak National Park. These two gentlemen guided us over the following three days, and were so patient in answering an almost continuous stream of questions from us interested and unacquainted British tourists!

After hearing about the exciting work that Lilik and his team are doing around improving the accuracy of remote classifying forest land cover in Indonesia, Jenny gave some background to Condatis and our collaborative project. Then it was time to head into the landscape in question: the Mount Halimun Salak National Park (Taman Nasional Gunung Halimun Salak, TNGHS).

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Our party stopped to view the wildlife corridor we are proposing to model using Condatis, between Mount Halimun and Mount Salak, within the National Park. (Note the road – a modern feature of most “wildlife” corridors!)

We observed a complex, fascinating landscape as we drove through, with a mix of expertly terraced rice paddy, small vegetable plots, perched hamlets on the edges of small, steep valleys, all with the backdrop of Mounts Halimun and Salak. Beautiful and interesting to look at, but far from a natural environment with only small patches of forest remaining outside of the Park. Much like all of the UK! Inside the Core Zone, there remains one of the largest continuous tracts of tropical forest in Java, and it is intact due to strict protection. Outside of this zone, there is a complex mosaic of human-modified landscapes, with degraded forest in between tea plantations, hydrothermal electricity plants and football pitches. Erlan and the National Park staff talked to us about how they are working with individual communities to develop village-specific Memorandums of Understanding on responsible use strategies and to make decisions on where to establish collaborative forest restoration projects.

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The Indonesia Condatis team outside the Taman Nasional Gunung Halimun Salak (TNGHS) Offices: Lilik, Erlan, Jenny, Jane, Pairah and me. (Photo credit: Jenny Hodgson.)

During our stay at the TNGHS Headquarters, we carried out a one-day workshop on Condatis for ten staff members of the National Park. The morning was spent introducing participants to Condatis and allowing everyone to have a go at their own analyses; the afternoon involved a discussion around the case study we are performing in their landscape. Through some lively discussions (mostly in Bahasa Indonesia!) we gathered useful feedback on the key species of interest and major conservation challenges. We are hopeful that Condatis will generate maps which will highlight priority areas for forest restoration in and around TNGHS’s corridors. We had a fascinating few days learning about another tropical forested landscape, which shares broad similarities with Sabah and important subtle differences.

Three action-packed weeks later we returned to the UK, bringing the tropical temperatures with us it seemed! Now it’s time to process all of the information we gathered on our travels across the islands of Borneo and Java, to develop our plan of work in TNGHS and to make any refinements to the Condatis layers contributing to the Sabah connectivity project. We thank everyone who made our trip so exciting, so interesting and fed us such yummy food!

Business cards, butterflies and boats in Borneo (Part I)

This blog post forms part one of two pieces I wrote for the Condatis News Blog, describing my recent trip to Southeast Asia as part of my role (Knowledge Exchange Assistant and Landscape Analyst) at the University of Liverpool, working under Dr. Jenny Hodgson. We spent three weeks in Malaysia and Indonesia, as a component of the 11 month NERC-funded Innovation Follow-on project: Decision support for restoring ecological networks in rapidly developing, biodiverse countries.

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The kind residents of Kampung Sikalabaan, in Sabah’s Heart of Borneo region, showed us around their community forest and farmland for the day.

Whilst everyone was sweltering under abnormally tropical temperatures in the UK during July, Jenny and I were enjoying a relatively temperate time in the Tropics. We spent the majority of the month in Malaysia and Indonesia, visiting the partners and landscapes that are involved in our NERC-funded project: Decision support for restoring ecological networks in rapidly developing, biodiverse countries. Ghana is the other country involved in the project, which we had the privilege to visit back in April (reported on here). This time, road trip around Southeast Asia!

Our travels started with a stop-off in Kuching, Sarawak, to attend the Association of Tropical Biology and Conservation’s (ATBC) annual meeting, entitled Linking Natural History and the Conservation of Tomorrow’s Tropical Ecosystems. It was a fascinating five days, attended by a huge range of nationalities talking on a similarly wide variety of topics. Jenny presented on Condatis and I on the long-term ecology of tropical peatlands (another passion). Many of our collaborators were also there presenting, including: Professor Jane Hill and Dr Sarah Scriven from the University of York, and Dr Jed Brodie and Dr Sara Williams from the University of Montana. And we made some useful contacts for the Condatis project, as my new collection of business cards testifies.

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Jenny presenting the concepts of Condatis to the participants of our training workshop at Universiti Malaysia Sabah (UMS).

Just hours after the closing ceremony of the conference had finished (and the after party was likely still in full swing!), we flew on to Kota Kinabalu in Sabah, to attend a catch-up meeting for the Sabah-based project we are involved in. The meeting was organised by the Southeast Asian Rainforest Research Partnership (SEARRP), the charity that is coordinating this multi-stakeholder project. The other partners involved in this mapping project include the Universities of York, Aberdeen and Montana, Universiti Malaysia Sabah, the Carnegie Airborne Observatory and the PACOS Trust (an inspiring charity supporting indigenous communities in Sabah). We discussed the first set of outputs the group had developed for the project; generated using biodiversity and soils data, satellite imagery and modelling, including various layers derived through Condatis that have been incorporated into the prioritisation process. The next stage of the project will involve the PACOS Trust consulting with indigenous, forest-based communities on which of the areas highlighted through our ecological analysis, are appropriate for enhanced protection.

In order for us ecologists to understand the human-component of these forested landscapes, we were extremely fortunate to be invited to visit several different communities with PACOS. So the next morning, five of us, equipped with walking boots and mosquito nets, headed upstream, into the Heart of Borneo.

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Travelling by boat to the village (kampung) of Sikalabaan, about two hours up-river from Kampung Salong, where the road ends.

We spent three nights in the “cultural house” of Kampung Sikalabaan, along with a dozen other men and boys who were visiting in order to attend training on how to fix boat motors, organised by PACOS. These communities rely on mechanised boats to travel between villages, to school, to obtain provisions and to generate an income; with replacement parts for engines being so expensive, it is important that people know how to fix them. PACOS offers training courses for members of indigenous communities across Sabah, on subjects ranging from how to plant chilli peppers, fix broken machinery, to how to make soap, with the aim of improving their capacity to sustain a low-impact livelihood in the often remote locations they occupy.

We spent one incredible day observing how members of Kampung Sikalabaan use their forest and its plethora of resources. Members of seven families led us patiently (we were significantly slower and less agile than them, despite the laden woven backpacks they were carrying!) through the jungle to their farms, laid out in forest clearings. Along the way, they stopped occasionally to harvest wild ginger or check on a small vegetable plot they’d established, apparently opportunistically, within their community land. Early afternoon, after walking upstream/in-stream for quite some time, we stopped for a spectacular picnic: out of their woven baskets, the women produced a feast for the twenty or so of us, with freshly boiled rice, freshly picked aubergine broth and then to top it off, they caught and we cooked freshly-netted fish from the flowing waters two feet away. Beats a Sainsbury’s sandwich.

It was a privilege to see how this community so expertly uses their land, and how important it is for them to have access to the forest and its resources. With rural-urban migration and the designation of ‘communal lands’ providing opportunities for the expansion of oil palm into these areas, as well as pressures on resources and disturbance to ecosystems from logging, industrial agriculture and mining, these community-owned lands are being compromised. The Government’s goal of expanding strictly protected areas across more of its forested asset adds another dimension to the challenge of maintaining indigenous communities in these landscapes. But more discussion on this complex issue will have to wait for a future blog! We thank PACOS and SEARRP (Gordon, Angie and Agnes in particular) for organising this insightful opportunity.

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The first river crossing. We didn’t realise there were about a dozen more to come. Each time it was so refreshing to wade through thigh-deep water; a welcome relief from the tropical humidity. Thankfully my camera avoided any refreshing dips though!

Leaving the forest and returning to Kota Kinabalu was a bit of a shock, though the washing machine was welcomed! The next day we headed into the Forestry Complex at the Universiti Malaysia Sabah (UMS) campus for two days of training. We had 20 participants attend from a range of backgrounds: in addition to UMS students and lecturers, people attended from the Departments of Agriculture, Irrigation and Drainage (JPS), Forestry (SFD) and Environment Protection (JPAS), from WWF-Malaysia and SEARRP. The first day was led by Dr Sarah Scriven and introduced participants to the R program and how to perform basic analysis and geospatial data processing. The second day, led by myself and Jenny, introduced the concept of Condatis, followed by an interactive session where we guided people through performing their own analyses using the new web version of the tool. (Butterflies (rama-rama in Malay) were used as the study organism; Jenny’s favourite!) Though we were a little optimistic as to how much material we wanted to cover in two days, it seemed to be a success: our participants provided positive and useful feedback that we used to improve and refine our training workshop the following week in Indonesia.

With our fascinating range of meetings and field trips complete in Malaysia, we headed for the next stop-off: the island of Java.

~

For the second episode in our Southeast Asian adventure, click here or check out the next post.  

The Three Ps in Parliament

Before I turn off David Dimbleby (and his tie) and go to bed, and momentarily lie in peace before the reality of our next government unravels, I thought I would post this video of an event I attended to prior to our last general election, back in March 2015.  The British Ecological Society gathered a pomp of politicians in one room to debate on the topic of People, Politics and the Planet.

It was an interested few hours, obviously.  Planet did feature, but further down the list to where I, and my fellow ecologist friends in the audience would have liked.  Since then though, people have become a much more significant part of UK politics.  And if we don’t respect people, how can we expect them to respect the environment?  At least until our own back yards collapse that is (if we’re lucky enough to have a back yard).  But that’s another blog/dinner party discussion.

I was fortunate enough to be involved in the debate: at 50 mins in Part 2, the great Jonathan Dimbleby (what brothers, eh!) invited me to ask the following question:

“If you were all 20 again, and knew that you would be in politics for 40 years without the pressure of being elected out, what bold decision would you make that would actually make a sustainable contribution to the future of the planet?”

I wasn’t hugely inspired by the responses.  But I enjoyed being thought of as a millenial!

Part 1 can be viewed here.  Overall, it was a very interesting discussion that gave us plenty of fodder to last a couple of post-event pints.  Unfortunately I don’t think there was time to organise a similar debate before today’s election.  Or possibly any political interest?  But the issues are still there, and even more so.  Can we continue to push for ‘growth’?  What are the alternatives?  When will environment feature more centrally in manifesto chat (except, of course, amongst the great Greens)?  Will it just be the United(?) States that pulls out of the Paris Agreement?

Hmmm….. Bed time for bozoes.

Power from peat in Rwanda

Last week, an article that I showcased on my blog a few months ago was published (re-vamped) in The Conversation.  Since it went live, I’ve had some very interesting comments and conversations about where and how we get our electricity.  What is the best source of power for a country?  What factors are considered in making that choice?  Which takes precedence over energy-efficiency, cost-effectiveness and environmental impact?  Is the latter even considered?  I am beginning to understand the complexity of issues involved in making choices between fossil fuels, renewables, national and international energy supplies, access and development.  But I have much still to learn.  It’s perhaps the biggest challenge of our time.  Whatever the answer though, power from peat is surely not a solution.

Rwanda adds to energy mix with first peat-fired power plant in Africa

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Rwanda’s first peat-fired power plant at Gishoma is currently running at 10.85MW.
Rwanda Energy Group/Twitter

Lydia Cole, University of Oxford

Rwanda recently celebrated the opening of its first peat-fired power plant at Gishoma in the far west of the country, a $39.2M project. It is the first of its kind in Africa. The Conversation

Another larger peat plant, costing $350M is under development in Gisagara to the east. The plan is for Gishoma to start feeding 15MW of electricity into the national grid imminently, and Gisagara 80MW by 2019.

The Rwandan government is hoping to achieve its goal of connecting 70% of the country’s 11.7 million people to the national grid by 2018. This is a near three-fold increase on the number connected at present. The peat-to-power plant at Gishoma will contribute to this goal, and further increase the installed capacity of the nation. This will reduce Rwanda’s reliance on expensive imports of diesel oil for power generation.

At the moment, only 25% of households have access to the 190MW of power generated in country. But over the next two years the capacity is projected to reach 563MW in line with national development goals. This increase will be made possible in part through the harnessing of power from peat.

Peat power

Peat provides an effective energy source when dried, comprising a minimum of 30% organic matter. It develops under anaerobic conditions, where waterlogging significantly slows or prevents the decomposition of dead vegetation. As the vegetation grows in the surface layers, it absorbs atmospheric carbon through the process of photosynthesis. When it dies, this carbon is stored in the accumulating substrate which is peat.

Peatlands are found across the world. But they are concentrated within certain regions where high humidity or low temperatures reduce the rate of decomposition. These include the coastal lowlands of southeast Asia or northern Russia’s permafrost zones. Despite covering just 3% of the world’s ice-free land surface, peatlands store up to 30% of its total soil carbon stock. This makes them the most efficient carbon storage facility we have.

But arguably, not a renewable one. Though each peatland varies, one centimetre depth of peat may take an average of 10 years to accumulate, and less than 10 minutes to burn.

Rwanda energy mix

Rwanda’s energy comes from a diverse mix of renewable sources. Hydro-power is the main contributor at 59%, followed by thermal (40%) and methane (1%). There are also ambitious plans for off-grid power from solar.

Peat power is considered one of these more sustainable indigenous sources of energy. It has the potential to contribute nearly 20% to the national energy supply in five years’ time.

The Gishoma plant is nestled within the Nyungwe Forest National Park.
Shutterstock

It’s estimated that there will be sufficient peat deposits to power Rwanda for 30 years, or some proportion of the country at least. The enhanced power that will come from the Gishoma and Gisagara peat-to-power plants is seen as an important part of the country’s development provision.

The plans are enabled through financial support from the African Finance Corporation, the Development Bank of Rwanda and Finnfund, the Finnish Development Finance Company, among other lenders. Finland has expertise in peat extraction and its use in the energy industry, with an average of 5% of its national supply coming from peat. This was encouraged by subsidies until recently.

But where is Rwanda’s peat?

The Gishoma plant is nestled within the Nyungwe Forest National Park. This is an

untouched natural rainforest that is filled with exciting biodiversity.

The park’s website boasts of the presence of hundreds of species of trees and orchids within the park, such as the swamp-dwelling Eulophia horsfellii. It’s also host to numerous plants species of medicinal value, like the East African satinwood, Zanthoxylum gilletii, and to one of the last stable populations of chimpanzees in East Africa. But there is no mention of peat. It’s evidently not a key feature for the average tourist.

There are vast areas of peatlands across the Tropics that we are only now starting to map and understand their full extent and carbon content. For example, it was only a few months ago that the first map of the world’s largest tropical peat complex was published. Around 145,500 square kms of peat swamp forest was found in the central Congo Basin.

There may well be vast resources of peat in Rwanda that local residents have known about for years, or that the Finns have sniffed out recently, of which science has yet to be told or be concerned about. But whatever the scenario defining the nation’s peaty asset and wherever it is exactly, it is unlikely to be there for much longer if peat-to-power generation continues to be Rwanda’s cost competitive energy solution.

Given that it takes thousands of years to accumulate just hundreds of centimetres of peat, is peat-power really the solution to the nation’s energy needs? Can the Elon Musk’s out there create an energy-storage solution quickly enough that renewables make a serious contribution?

For now though, Rwanda is set to power through its peat.

Lydia Cole, Researcher Associate of the Department of Zoology; Environmental Scientist, Rezatec Ltd., University of Oxford

This article was originally published on The Conversation. Read the original article.

Selungo & the Penan Peace Park

At the end of September, the documentary Sunset over the Selungo was released.  It beautifully portrays the culture of a community belonging to the Penan tribe, living in a very remote part of the remaining rainforest of Sarawak.

                  Sarawak, one of the Malaysian States in Northern Borneo, Southeast Asia.                    (Thanks Mongabay for the image….and for all of my tropical forest news!)

Though I’ve spent some time in Sarawak over the last 6 years, and so learnt a bit about the State’s many different tribal groups and their unique cultures, I was mesmerized when I watched this film last night.  You get a privileged insight into just how skillfully these people live off the riches of the rainforest.

Then in the last few minutes of the documentary, the bomb drops/chainsaw starts.  After cleverly drawing you in to the sustainable romance of the Penan’s forest existence, the Producer/Director extraordinaire (Ross Harrison) hits you with the hard-line campaign behind his piece: deforestation.  Illegal and legal loggers are trying to move into the area, and have been for some time, despite its remoteness and importance to local and global communities.

Unfortunately, this is no new story for forest-based communities.  A friend of mine, Dr Fran Lambrick, had the premier of her documentary, I am Chut Wutty, last month also.  She tells the story of the incredibly brave Cambodian campaigner, Chut Wutty, who tried to prevent the logging and destruction of the forests in his country that many communities rely on for sustainable rubber tapping and a range of other forest products and services.  He was killed.  Probably under the direction of his own Government.

Before Chut Wutty died, he made a great noise about the injustice and destruction he saw, and generated action and support that continues in his absence.  The Penan people in Ross’ film have created a voice for themselves too, and are working to create the Penan Peace Park.  If you manage to watch the film and feel inspired to help their campaign, you can donate to it here.