29 Jun '18, 4pm

Climate Change Could Drive Bees in Warmer Regions to Extinction

Bees , already under pressure from pesticides , could be further threatened by climate change , research published Wednesday in Functional Ecology suggests. Scientists at Northwestern University and the Chicago Botanic Garden conducted a two-year study of the blueberry mason bee (Osmia ribifloris) native to the Western U.S. and Northern Mexico. They found that, when a group of bees was exposed to temperatures predicted for Arizona from 2040 to 2099, 35 percent of them died off the first year and 70 percent the year after, a Northwestern University press release reported. The results have frightening implications for bees in warmer regions. "Local bee populations could possibly go extinct in the future because of climate change," lead author Paul CaraDonna told Newsweek . Blueberry mason bees build nests in dead tree stumps. To achieve their results, scientists used paint t...

Full article: https://www.ecowatch.com/bees-climate-change-2582392071.html

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