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Wiping out top predators messes up the climate

2013-02-17 19:03:00| Climate Ark Climate Change & Global Warming Newsfeed

New Scientist: Wiping out top predators like lions, wolves and sharks is tragic, bad for ecosystems - and can make climate change worse. Mass extinctions of the big beasts of the jungles, grasslands and oceans could already be adding to greenhouse gases in the atmosphere. Trisha Atwood of the University of British Columbia in Vancouver, Canada, studied the effect of removing predator fish from ponds and rivers in Canada and Costa Rica. Across a range of ecosystems, climates and predators, she found a consistent...

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