The world's jungles absorb a large proportion of our CO2 emissions, helping to slow the pace of human-induced global warming. But they may be reaching a saturation point.
Sri Lanka has the world's highest rate of human-elephant conflict – last year alone, it killed 70 people and 300 elephants. A simple solution can make all the difference, if people are willing to try it.
It isn't just Bolsonaro and the fires. Hydroelectric dams in the Amazon are submerging millions of trees, transforming huge carbon sinks into sources of planet-warming gases.
Arctic wildfires could turn Siberia's boreal forest from a carbon sink to a source of greenhouse gases. The process would hasten the already rapid pace of global warming.