Winemakers are increasingly anxious about the future of Cabernet Sauvignon grapes, which are used for Napa Valley’s most popular wine. Some Napa winemakers are taking matters into their own hands. They're planting experimental vineyards with grapes that thrive in warm climates.
Planting alternative grapes that can withstand climate change
- Esther Mobley - wine critic at the San Francisco Chronicle - @Esther_Mobley