Amazon rainforest grew after climate change 2,000 years ago: study
Monday, July 7, 2014 - 20:00
in Earth & Climate
OSLO (Reuters) - Swathes of the Amazon may have been grassland until a natural shift to a wetter climate about 2,000 years ago let the rainforests form, according to a study that challenges common belief that the world’s biggest tropical forest is far older.