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For coral reefs, climate change is an existential threat. Australia's Great Barrier Reef has endured seven mass bleaching events over the past 25 years. Five have occurred in the past eight years.

Many people swear that cold water swimming has a positive effect on their mental health and wellbeing. Now research is being done to see if there is science behind the theory that taking an ice ...

Coral reefs are some of the oldest, most diverse ecosystems on Earth, and among the most valuable. They nurture 25% of all ...

Coral grows very slowly—some species grow less than an inch a year—so a coral reef can take thousands of years to fully develop. But it’s worth it. “Coral reefs are the most biodiverse ...

“Climate change poses an imminent threat to the world’s shallow-water coral reefs,” Julia Baum, a biologist at the University of Victoria who was not involved in this study, tells The Atlantic. “As ...

But algae is usually only found close to the surface of the water, as it gets its energy from the sun. This is why coral reefs form in shallow, clear waters close to the coastline. Corals also ...

In the reef-building "hard corals", the polyps sit in a carbonate coral skeleton, which over time builds the fabric of the reef. Coral reefs are like ... Some deep-water corals can survive without ...

The UN’s Intergovernmental Panel on Climate Change warns that up to 90% of the world’s warm-water coral reefs could vanish if global temperatures increase by 1.5 degrees Celsius. Can ...