A warm blob of water in the North Atlantic is an ominous sign that a system of currents that regulate the planet's climate could be weakening.

A zone in the North Atlantic has puzzled ... linked to a slowdown of ocean currents essential for global climate. The system of Atlantic currents, known as the Atlantic Meridional Overturning ...

these sea lion deaths are a symptom of a greater problem facing the local ocean. “Extreme environmental events as a symptom of climate change are increasing and intensifying,” Bellquist said.

An international team looks back 12 million years for clues about the formation of these vast areas where no life can survive A satellite image of the Northern Gulf of Mexico, where 'dead zones' can ...