Sea stars: The benthic equivalent to the polar bear

A national research group led by researchers at the University of Manitoba has shown that polar bears share the position of top predator of the coastal Arctic marine ecosystem with seastars.

US throws support behind treaty to curb plastic

The United States on Thursday threw its support behind negotiations on a treaty to curb plastic pollution, ending a key holdup in international efforts to clean up the planet's oceans and save marine life.

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