The climate is changing, and our journalists are here to help you make sense of it. We have long been warned that the miraculous pageant of coral reefs could dwindle to a miserable remnant … but already?Ģ1st-century climate reminder: ‘That happened faster than I expected.’
As for the “unknown knowns,” I recently went snorkeling in Yucatan: a deeply sad experience. In a 1990 report, the Intergovernmental Panel on Climate Change (IPCC) had already warned that climate change could bring outbreaks of harmful pests, but I don’t think anyone predicted the specific bark beetle disaster. This was the work of bark beetles no longer controlled by cold winters, and you can see it now all over the American West.īark beetles were a “known unknown” of global warming. Hillsides had turned brown with dying pines, acres were littered with gray dead tree trunks. I can’t tell you how much, over many years, I have loved those mountains, the wildest great range of the Lower 48 my tent was the only human thing on the shores of a lake a mile long.īut the human imprint had arrived. I was backpacking in the incomparable Wind Rivers in western Wyoming. Global warming first became personal for me in 2010.
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