From Scientific American:
Cities deep underwater, frozen continents, the collapse of global agriculture: so far, much of the discussion about climate change has focused on these distant, catastrophic effects of a superheated world. What’s less talked about is how global warming is making itself felt already. Even the modest temperature rise we’ve already experienced has set in motion fundamental shifts—and the further warming we can expect in the next few decades has the potential to set off dramatic changes.
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