In hotter temperatures, cabernet grapes lose their rich red color and produce sweeter, more alcoholic wines.
Ryan Kellman/NPR
Climate change is affecting our food, and our food is affecting the cli… [+2127 chars]
In California's Napa Valley, the nation's unofficial wine capital, one varietal reigns supreme: cabernet sauvignon. But climate change is threatening the small blue-black grapes for which cabernet sauvignon is named. Increasingly severe heat waves ar
