damming

‘Air-Conditioning’ Rivers and Streams Could Save Overheated Fish

‘Air-Conditioning’ Rivers and Streams Could Save Overheated Fish

And a new threat is gradually emerging. Water temperatures are warming, thanks to a combination of climate change and human water management techniques. And in some places they’re growing hot enough to kill the fish. “We’ve seen instances where we’ve had die-offs of coldwater species,” said Kathryn Smith, a doctoral candidate in the Coastal Hydrology Lab at Dalhousie University in Canada.