Increasing evidence is showing that the extinction of megafauna causes major changes to grasslands in Australia. Megafauna once played an essential role in the health and survival of grasslands.
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Australia
Exploring Australian Climate and Climate Change
07/12/2012
Australia is known, and not unfairly so, for its harsh and unforgiving environment. Eighty percent of the land in Australia receives less than 600 millimeters of rainfall each year. How is climate change affecting this already dry and harsh land?
Bill McKibben Tweets Seth's TEDx Video
Fascinating video of African experiments in improving grasslands--with cows! youtube.com/watch?feature=…!
— Bill McKibben (@billmckibben) June 3, 2012
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