The overriding theory is that it's a bloom of algae brought on by rising water temperatures.
Frigid north winds blow down from the Arctic Ocean, freeze saltwater and push sea ice south. The ice normally prevents waves from forming and locks onto beaches, walling off villages. But not this year.
An Alaska company says changing ice conditions in the North Slope area have allowed it to make a bulk fuel delivery to Prudhoe Bay by barge for the first time.
A dead whale that washed ashore in eastern Indonesia had a large lump of plastic waste in its stomach, including drinking cups and flip-flops, a park official said Tuesday, causing concern among environmentalists and government officials in one of the world's largest plastic polluting countries.
Climate change before your eyes: Seas rise and trees die
Hundreds of Pacific walruses came ashore to a barrier island on Alaska's northwest coast, the earliest appearance of the animals in a phenomenon tied to climate warming and diminished Arctic Ocean sea ice.
Robert Prescott, of the Wellfleet Bay Wildlife Sanctuary, believes a warming trend allowed the turtles to delay their migration south.
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