Harmful algal blooms, sometimes called HABs, occur when algae grow out of control. Algae are photosynthetic organisms that ...

A dramatic reduction in sulfur pollution from shipping has unintentionally contributed to recent global warming, offering a ...

Flying and marine animals are relatively free to follow these shifting niches. Birds and butterflies are two examples. New ...

Hydropower, the leading source of renewable energy, is facing significant challenges due to climate change-induced droughts and environmental concerns.

I bolted awake, clutching a cold, wet towel to my abdomen: my ‘liver wrap,’ applied at bedtime per the instructions on my printed schedule. A faint signal like a just-rung bell — ...

Coastal flooding fueled by climate change, dam-building, and other ... tropical fish far-flung from its normal habitat washed ...

Logging, overfishing and competition from non-native trout wiped out Michigan’s Arctic grayling population nearly a century ...

A December report from the Northwest Power and Conservation Council shows a rolling 10-year average return of 2.3 million ...

The stories of salmon and orcas in the Pacific Northwest are linked. Their paths intermingle in a vast web of ecosystems and ...

The conservation of one of the richest wild salmon spawning grounds in America is under the guidance of an alliance most ...

Salmon are struggling to survive. So are the families of endangered southern resident orcas, with a population of just 73, ...

Warming waters may entice hordes of fish. This could upend trade ... For more coverage of climate change, sign up for the Climate Issue, our fortnightly subscriber-only newsletter, or visit ...