tipping point

Permafrost peatlands in Europe and Western Siberia are closer to a climatic tipping point than previous believed. Roger Highfield, Science Director, talks to a University of Leeds team about the risk of permafrost peatland thaw, which could accelerate future climate change.

The Amazon, the world’s biggest tropical rainforest, shows signs of distress. Roger Highfield, Science Director, reports on new data that show how this remarkable ecosystem could turn into a savannah.