Periods of calm, windless weather known as "doldrum days" are increasingly driving mass coral bleaching on Australia's Great Barrier Reef, new research revealed on Monday. The study analyzed nearly ...

It’s never been so bad. The Great Barrier Reef, which is one of nature’s most iconic mosaics of biodiversity, is on the ropes because of extreme global warming. Coral bleaching at the World ...

Beset by severe heat throughout the Australian summer, the Great Barrier Reef is undergoing its fifth mass bleaching in eight years. Warm waters cause corals to expel the colorful algae that live ...

WASHINGTON (AP) — Ocean temperatures in the Great Barrier Reef hit their highest level in 400 years over the past decade, according to researchers who warned that the reef likely won’t survive if ...

The Great Barrier Reef, one of the world’s most biodiverse marine ecosystems, is facing its most severe crisis.

Here at the southern tip of the Great Barrier Reef, you’re practically guaranteed to see them. Descending toward this ...

For the past nine months, the world has repeatedly smashed heat records on land. But February marked a particularly unsettling record for the ocean: Average global sea surfaces climbed to the hottest ...

STORY: Most of Australia's iconic Great Barrier Reef is suffering from coral bleaching, according to a report released on Wednesday. That's just days after climate experts raised concerns about ...

The widespread heat stress on the Great Barrier Reef, causing huge bleaching events among the corals, has been revealed in new satellite images. A map, shared by the NASA Earth Observatory, uses ...

Aug. 7 (UPI) --Ocean temperatures surrounding the Great Barrier Reef are at their highest levels in 400 years, threatening "critical damage" to the iconic ecosystem, a study released Wednesday found.

WASHINGTON (AP) — Ocean temperatures in the Great Barrier Reef hit their highest level in 400 years over the past decade, according to researchers who warned that the reef likely won’t survive if ...