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Amazon rainforest is approaching 'tipping points' that could transform it into a drier savannaResearchers caution that the Amazon rainforest could disappear in the next hundred years, due to the combined effects of climate change and deforestation, and a new model predicts how that could transpire.
2 Commentsplanet-earth -
400-mile-long chain of fossilized volcanoes discovered beneath ChinaResearchers recently discovered a huge chain of extinct volcanoes buried deep below South China that formed when two tectonic plates collided during the breakup of Rodinia, around 800 million years ago.
volcanoes
