The Amazon rainforest has degraded to the point where it is losing its ability to benignly regulate weather systems, according to a stark new warning from one of Brazil’s leading scientists.

A draft seen by the Guardian warns that the “vegetation-climate equilibrium is teetering on the brink of the abyss.” If it tips, the Amazon will start to become a much drier savanna, which calamitous consequences.

http://www.theguardian.com/environment/2014/oct/31/amazon-rainforest-deforestation-weather-droughts-report