The remaining six stranded melon-headed whales were floated back to sea, though authorities said two of those were likely to be euthanized.

New research suggests that swift climate-adaptive management reforms can make it possible for fish to feed humans and generate income into the future.

Some residents worry contaminated dust will continue to be a problem if maintenance operations start again.

Scientists return from the Papahanaumokuakea Marine National Monument after surveying the underwater aftermath of a major storm last year.

Mineral-based sunscreens are viewed as an environmentally friendly alternative to chemical sunscreens, but could still be harmful in large concentrations.

The effects of a rapidly warming planet have reshaped the work of lifeguards, emergency responders and health officials.

The Maui wastewater case has far-reaching ramifications for the nation’s rivers, lakes and oceans. And it’s headed to a conservative Supreme Court.

Lifeguards have bolstered their efforts and ocean safety officials are trying to figure out why snorkeling is so deadly for visitors.

Federal fishery managers recommended significantly increasing the amount of ahi that the fleet can catch.

Stationed on Oahu since 2004, the Hi’ialakai played a key role in monitoring deep-sea wildlife and cleaning up fishing debris.