Ashley Ahearn

China has closed its doors to all shellfish imports from an area that stretches from northern California to Alaska. The state of Washington says it's losing as much as $600,000 a week.

Among the shellfish not being harvested is the geoduck, a long-necked clam that can fetch up to $150 per pound in China. It's a major export for the Pacific Northwest.

Across the Western U.S., yearly areas of snowpack are decreasing, and researchers are trying to figure out what that means for everything that relies on the snowmelt — from farms to power plants to a little creature known as the Cascades frog.