Team tracks vegetation recovery from sudden permafrost collapse

Mark Lara and Zhuoxuan Xia standing in front of a digital display.
Some Arctic regions regain their “greenness” within a decade of a sudden permafrost collapse, while others can take a century or more to recover, researchers report in a new study. The difference is directly related to each site’s gross primary productivity, a measure of its photosynthetic capacity...

Still standing but mostly dead: Recovery of dying coral reef in Moorea stalls

Coral in the ocean.
In April 2019, a marine heat wave struck a coral reef on the island of Moorea in French Polynesia, killing much of the coral and the beneficial algae that colonized it. This “bleaching” event reduced live coral populations on the reef from about 75% beforehand to less than 17% a year later and led...
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