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Winemakers Are Poised to Lose Another Vital Tool to Climate Change

From frosts and heat domes, to wildfires, floods and droughts, climate change upends the wine industry in countless ways. But the more subtle effects of diurnal shifts are also important, if less frequently discussed.

According to scientists at the University of Exeter, who looked at temperature patterns between 1983 and 2017, global warming is affecting daytime and nighttime conditions differently, with greater increases in nighttime temperatures being registered.

Winemakers depend on the diurnal shift to lock in flavor and brightness, especially in white grape varieties.


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