Sudden extremes can act as hard boundaries, limiting where species can breed, feed, or recover.
Heat that hit Europe exceptionally early and hard this year appears to have led to a spike in deaths, with well over 10,000 more people dying at the height of the heat wave than would normally have ...
A Minnesota heat wave caused 202 fish die-offs as water temperatures soared to 91 degrees. Northern pike and muskies die in ...