- Amazon rainforest becomes a savanna
The 2.5 million square mile rainforest is so vast it creates its own rainfall and is home to 10% of the world’s species.
But rising temperatures and increasing drought are bringing it ever closer to crossing the threshold from lush rainforest to arid savannah.
“The recent evidence has been quite alarming. It really does look like we’re closing in on a place where a relatively ...
