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.

As spring walrus hunting season gets underway, residents of St. Lawrence Island talk about sea ice changes and how they affect the village.

The annual ice melt in Canada's North is occurring earlier and earlier, and some researchers say that and other climate-related changes are affecting the mental health of populations in Inuit communities. CBC's Sabrina Fabian reports from Rigolet, Labrador.

Salvavidas, pescadores y funcionarios de gobierno dicen que nunca se había presentado este fenómeno en esta zona.

Shawn Steward of Oxnard, Calif., had a once-in-a-lifetime catch last week in the Channel Islands. Steward caught a 90-pound opah, which is very rare to this area.

Rising temperatures have boosted the growth rates of seasonal moss on the southern continent over the last 50 years.

The habitat overlap of polar bears and their main prey, ringed seals, is disappearing and the bears are instead getting closer to nesting birds.