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Once We Hit Climate 'Tipping Points' There May Be No Going Back

Global warming could push ecosystems into collapse sooner than scientists first predicted.

By Leslie Nemo
Nov 27, 2019 6:00 PMNov 27, 2019 6:23 PM
Amazon Deforestation
Deforestation in the Amazon. Some studies suggest that once 20 to 40 percent of the forest is gone, it could disintegrate entirely. (Credit: PARALAXIS/Shutterstock)

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Climate change today is scary. Worsening storms, droughts, heat waves and wild weather patterns have begun disrupting life around the globe. But the changes so far have been largely manageable for most, and perhaps even reversible, with enough effort.

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