Buzzkill? How Climate Change Could Eventually End Coffee

Coffee farmers all over the world are dealing with new threats to their crops.

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That means Americans might have to get used to worse-tasting coffee if Arabica eventually succumbs to coffee rust, warming temperatures or one of the many other diseases that can affect it.

"In the near term, it's not going to be that you can't get a cup of coffee, but the quality of the cup will suffer," Rhinehart says. "And if we don't dramatically change our approach to carbon emissions, then all the adaptation strategies in the world will be all for nothing, and frankly, the loss of coffee will be the last thing we'll be worried about."

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  • Corrected 03/28/13: An earlier version of this story misstated the total value of the worldwide coffee trade.