A nonnative tree-killing insect is invading northern Utah, attacking subalpine fir and potentially triggering yet another die-off of the region’s long-stressed conifer forests.
Meet the New Insect Killing Utah’s Fir Trees
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Last Summer Was the Hottest in More Than 2,000 Years
The summer of 2023 was the hottest summer in the Northern Hemisphere since the height of the Roman Empire, a new study finds.
Smoke and Fire in British Columbia
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