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In The Rockies, Climate Change Spells Trouble For Cutthroat Trout

Native westslope cutthroat trout swim in the north fork of the Flathead River in northwestern Montana. However, cutthroat trout populations are threatened by hybridization from mating with rainbow trout. Jonny Armstrong/USGS hide caption

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Jonny Armstrong/USGS

The Two-Way

In The Rockies, Climate Change Spells Trouble For Cutthroat Trout

Native cutthroat trout, an iconic part of the mountain West, thrive in cold streams. But warmer weather has allowed invaders to move in — and it's killing off the cutthroats.

In The Rockies, Climate Change Spells Trouble For Cutthroat Trout

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Oklahomans Feel Way More Earthquakes Than Californians; Now They Know Why

Austin Holland, research seismologist at the Oklahoma Geological Survey, gestures to a chart of Oklahoma earthquakes in June 2014 as he talks about recent earthquake activity at his offices at the University of Oklahoma in Norman, Okla. The state had three times as many earthquakes as California last year. Sue Ogrocki/AP hide caption

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Sue Ogrocki/AP

National

Oklahomans Feel Way More Earthquakes Than Californians; Now They Know Why

The U.S. Geological Survey issues a report Thursday on quakes linked to oil and gas drilling, but Oklahoma has said that the industry's wastewater disposal is the cause. What's unknown is a solution.

Oklahomans Feel Way More Earthquakes Than Californians; Now They Know Why

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