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Science Talk
A 'tree-killing' ecologist's view of how to save the Amazon
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Dr Dan Nepstad launched an experiment to measure the minimum amount of rainfall for adult Amazon trees to survive.
Dan Nepstad
If current trends continue, the Amazon rainforest faces a vicious downward spiral of severe droughts, extreme forest fire and deforestation.
I'm referring to the Amazon forest dieback - an outcome that would release enough carbon dioxide into the atmosphere to make catastrophic climate change all but inevitable.
