Channel 4 News: Deforestation accounts for one fifth of global greenhouse gas emissions and halting it would be as powerful as closing all the world’s coal-fired power plants. Details of the Redd (Reducing Emissions from Deforestation and forest Degradation) plan are complex but at root it involves rich countries paying countries with rainforests not to cut down trees. Jonathan Miller travelled for 2,000 miles across the Amazon Basin, which contains more than half the world’s remaining …