In recent years, scientists have raised alarms about the potential collapse of key ocean currents in the Atlantic, with ...

Scientists call for better protection of Antarctica’s vulnerable seafloor ecosystem as ship traffic increases around the continent.

Arctic amplification is the intense warming in the Arctic. Greenhouse gases raise air temperatures, melting sea ice and thawing permafrost and initiating a feedback loop accelerating climate change.

Harmful algae blooms have been rapidly producing in a place previously too cold to host the toxin: the Arctic.