What is deforestation – and is stopping it really possible?
Patrick Greenfield writes: Forests and nature are centre stage at Cop26. On the second day of the Glasgow summit, world leaders are announcing a commitment to halting and reversing deforestation. As the second largest source of greenhouse gases after energy, the land sector accounts for 25% of global emissions, with deforestation and forest degradation contributing to half of this. But why do forests matter to the climate, and how can we halt deforestation? What is a forest? There are an…