SAN JUAN, Puerto Rico (AP) – U.S. scientists using sonar and submersibles to map a reefs off Puerto Rico’s northeast coast say they have found a 12-foot (3.6-meter) hammerhead shark, an undersea ...

A new study co-led by the Center for Coastal Climate Resilience (CCCR) at UC Santa Cruz shows coral reef restoration in Florida and Puerto Rico could save thousands of lives and prevent hundreds of ...

Hurricanes, earthquakes and an outbreak of a fast-spreading coral disease have wreaked havoc on the coral reefs that protect Puerto Rico’s shores in recent years. Now, the federal government has for ...

Researchers in Puerto Rio are working together to rescue damaged coral reefs from the effects of climate change and rising ocean temperatures. NBC News’ Maura Barrett takes a deep dive into what it ...

Whirring over a sun-streaked patch of tropical seafloor, a submersible equipped with cameras is helping to provide the most detailed maps ever recorded of underwater shelves and struggling coral reefs ...

There hasn’t been a worse time to be a coral in recent history. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. Record-breaking sea surface ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers in Puerto Rio are working together to rescue damaged coral reefs from the effects of climate change and rising ocean ...