Lake Poopó: why Bolivia's second largest lake disappeared – and how to bring it back

It's an ecological disaster, but my research shows we should not lose hope.

Belen Marti-Cardona, Lecturer in Earth Observation and Hydrology, University of Surrey • conversation
Jan. 11, 2021 ~6 min

climate-change bolivia lakes water-cycle water-resources salt-lakes

Peat bogs: restoring them could slow climate change – and revive a forgotten world

The UK's marshes, bogs and fens provided the bare necessities of daily life for many centuries.

Ian D. Rotherham, Professor of Environmental Geography and Reader in Tourism and Environmental Change, Sheffield Hallam University • conversation
Jan. 11, 2021 ~8 min

climate-change carbon-cycle natural-climate-solutions peatlands peat-bog environmental-history marsh

Coffee: here's the carbon cost of your daily cup – and how to make it climate-friendly

The process that brought you your morning latte could have produced half a kilogram of CO₂.

Carmen Nab, PhD Candidate in Environmental Science, UCL • conversation
Jan. 4, 2021 ~5 min

climate-change agriculture coffee coffee-production agricultural-greenhouse-gas-emissions life-cycle-assessment sustainable-food-systems coffee-cups espresso

The daily grind: how to cut carbon emissions from coffee by 77%

The process that brought you your morning latte could have produced half a kilogram of CO₂.

Carmen Nab, PhD Candidate in Environmental Science, UCL • conversation
Jan. 4, 2021 ~5 min

climate-change agriculture coffee coffee-production agricultural-greenhouse-gas-emissions life-cycle-assessment sustainable-food-systems coffee-cups

How green is your Christmas tree?

It depends on where and how it's grown, and how it is disposed of or recycled.

Ian D. Rotherham, Professor of Environmental Geography and Reader in Tourism and Environmental Change, Sheffield Hallam University • conversation
Nov. 27, 2020 ~5 min

tree-planting carbon-cycle

Climate change is making autumn leaves change colour earlier – here's why

Warmer temperatures cannot increase the amount of carbon deciduous trees absorb in each growing season, a new study suggests.

Philip James, Professor of Ecology, University of Salford • conversation
Nov. 26, 2020 ~6 min

climate-change seasons trees photosynthesis carbon-dioxide-co2 carbon-cycle autumn autumn-leaves

Encouraging walking and cycling isn't hard – here are three tried and tested methods

Active travel has become attractive to a degree not seen for decades. Policy needs to follow.

Adrian Davis, Professor of Transport and Health, Edinburgh Napier University • conversation
Nov. 3, 2020 ~8 min

transport walking interdisciplinarity climate-crisis cycling active-travel driving

Malaria: new map shows which areas will be at risk because of global warming

We modelled surface water across Africa to show which parts of the continent are climatically-suitable for malaria – and how this will change.

Chris Thomas, Global Professor in Water & Planetary Health, University of Lincoln • conversation
Aug. 28, 2020 ~8 min

public-health climate-change malaria malaria-control malaria-in-africa hydrological-cycle

Why a UK 'cycling and walking revolution' won't reduce car travel

New bike lanes are a good idea for health and air quality, but the convenience of car travel for most journeys will remain.

David Metz, Honorary Professor of Transport Studies, UCL • conversation
Aug. 24, 2020 ~6 min

transport walking cars buses cycling decarbonisation active-travel trains

Are young trees or old forests more important for slowing climate change?

The age of a forest can influence how effectively it offsets our emissions.

Tom Pugh, Reader in Biosphere-Atmosphere Exchange, University of Birmingham • conversation
July 30, 2020 ~7 min

climate-change trees forests deforestation reforestation tree-planting carbon-cycle natural-climate-solutions

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