The colourful Portuguese man-of-war is more commonly seen in warmer waters. Their painful stings can be fatal to some.

Tube-Dwelling Worms on Seldovia Beach

We are losing coastline due to erosion and this is a sad sight to witness.

The remote Arctic tundra may seem like the last place on Earth human pollution should be causing a problem — yet it’s filled with mercury contamination.

Which is worse: getting eaten, or drowning? Read on.

The warm periods are linked with storms that penetrate into the Arctic from the Atlantic and Pacific oceans, and bring the temperature up by as much as 30 C in the middle of winter.

Beach walks this summer find many familiar creatures absent. This changing natural world demands attention and caring.

Scientists are divided about the impact of climate change on this particular break in Antarctica's ice shelf.

We could not figure out the what type of sea mammal it is.

Pods of killer whales are stalking the boats of Alaska fishermen and stealing their halibut catches, leaving the men with no fish and thousands of gallons of fuel wasted trying to flee. It’s not...

When conditions are right, phytoplankton populations can grow explosively. And the ones blooming in the Black Sea right now are reflective, turning the usually dark water bright and milky.

Squid are occasionally found in the area, but not very often.

Tropical, tube-shaped animals called pyrosomes, known as "fire bodies,"; appear by the millions off the Pacific Northwest and Alaska. No one knows why.

A team of scientists had to abandon an expedition from Quebec City to Churchill, Man., on Sunday because of hazardous ice conditions caused by climate change.

Several dozen worms were observed during a Beluga hunt in Norton Bay.

Hundreds of craters caused by methane explosions were discovered underneath Barents sea. Further research finds evidence that the violent explosions could happen again in the future.

The Finnish Environment Institute (SYKE) has warned that the Gulf of Finland faces the risk of earlier and larger than usual blue-green algae blooms this summer – weather permitting. The environment agency says high levels of phosphorous have the potential to feed abundant toxic algal growths.

Goldfish Lake near Port Heiden is on the verge of draining into the Bering Sea.