For decades, oysters have helped filter polluted waterways elsewhere. Now, researchers are testing how well those efforts would do in Hawaii.

A nonprofit announced its intent to sue the Environmental Protection Agency for failing to protect Hawaiian waters.

The move by the inspector general comes after a Civil Beat investigation and request from four congressmen.

The mayor won’t settle a case with national implications despite the council’s instruction to do so, spurring a new lawsuit to sort out the separation of powers.

The counties have been unable to collect enough data on the type of mask worn in drowning incidents to draw any conclusions yet.

Hint: It’s not enough to look for a “reef-friendly” label on sunscreens.

The reefs have never had to endure such conditions. Marine scientists remain optimistic but warn that time is running out for society to step up.

The first ocean-specific report by a prestigious international panel underscores the urgency of taking action now to reduce carbon emissions and limit global warming.

There was another mass stranding in the same area less than a month ago.

The U.S. Supreme Court had been set to hear the case in November.