Unclear on the concept: In an attempt to convince us that *warm* weather is bad, warmist Mark Hertsgaard writes about how bad the *cold* summer of 1816 was

The Year Without Summer and Climate Change Today - The Daily Beast

From May through September of 1816, temperatures in New England were “only” 2 to 7 degrees Fahrenheit below normal. Nevertheless, that lower trend contained enough extreme individual events to devastate agriculture and send shock waves through political institutions and economic and social practices.

In New York’s Hudson River valley, a frost in mid-June—weeks past the usual last frost—left the crops of wheat, rye, and vegetables “almost entirely destroyed.” In Quebec, farmers who had routinely sheared sheep to prepare them for summer temperatures watched them shiver to death after a bitter snowstorm struck on June 6. In September, another abnormally timed frost ruined what was left of the impending harvest, “kill[ing] off virtually all the crops that remained north of Pennsylvania.”