The Caspian Sea, once a bounty of clean water and fish, is shrinking due to climate breakdown and human activities.

For a second year, a plan meant to save endangered salmon brought major challenges at Green Peter Reservoir. What comes next?

The new study suggested that 4 million seabirds died following unusually warm conditions in the northeastern Pacific Ocean ...

The Salton Sea's poor water quality could be feeding 'extreme microbes' that can release toxic compounds, harming nearby ...

A spotlight on the Canadian High Arctic Research Station — and what divers are discovering under the ocean’s surface ...

The best time for snorkeling safaris in the Galapagos is from June to November. This is when the Humboldt Current introduces ...

Colony surveys of common murres, an Alaskan seabird, show the full effects of the 2014-16 marine heat wave known as “the blob ...

For a second year, a plan meant to save endangered salmon brought major challenges at Green Peter Reservoir. What comes next?

The large-scale facility for removing salt from seawater is set to be built where experts have warned it could do ...

One of the most remote areas of Japan, Okinawa boasts a colourful culture alongside coral reefs, national parks and ...

I felt like I was living in a body decades older than my age. Now my bio age is 10 years younger than I am. Here's how I did ...

The Maldives is known for its crystal-clear ocean and diverse underwater ecosystem, and there are plenty of opportunities to get on or in the water at ... from moorish idol fish to hawksbill ...