Coral reef halos, visible from satellites, can indicate reef health by reflecting predator presence and coral layout.

Here are five eco-friendly adventures you can take at the Great Barrier Reef. Snorkeling in the Great Barrier Reef lets you ...

The Great Barrier Reef Marine Park Authority ... One possible result: a "functionally extinct" ecosystem by 2050. The reef attracts about two million visitors a year, but that's OK, says Terry ...

Scientists are alarmed by the ongoing crisis, with deteriorating conditions harming marine life in the tropics and beyond ...

But after a lifetime trying to make sense of the vast ecosystems that lie beneath ... which killed about half of the corals on the Great Barrier Reef, along with many others around the world.

“This campaign is as ambitious as the ecosystem it represents. The Great Barrier Reef is a catalyst for environmental initiatives and this bold nomination repositions it not just as a natural ...

Bleached coral dies when exposed to heat stress for too long, threatening the bountiful marine ecosystem that depends on it ...

A new Fiji Airways route cuts travel time for North Americans traveling to the Great Barrier Reef from Los Angeles, San ...

The world is experiencing the most intense global coral bleaching event on record, with 84 percent of reefs experiencing heat ...

The world's largest coral bleaching event is still unfolding. Experts say it could take a year to understand the full impact, ...

Unlike the Great Barrier Reef, most people have never heard of the Great Southern Reef and its majestic giant kelp forests.

Sipping a frozen coke out of a soggy straw's is all worth it when you see the beauty of the turtles in the Great Barrier Reef!