A newly signed consent order will force county officials to make multimillion-dollar upgrades to treatment plants and take steps to eliminate large cesspools.

The public is asked to refrain from snorkeling, surfing and swimming at Kahaluu Beach Park for eight days to allow coral to reproduce.

The novel approach to protecting reefs is expanding as state officials consider the more ways to guard against climate change.

The mayor reiterated his promise to only use the location on a temporary basis.

Rescue personnel are constantly trying to warn the uninitiated about places like Sandy Beach. But more people are going there anyway.

The Hidden Gem was scheduled to dock in Honolulu Harbor, but it never arrived as demonstrators gathered nearby.

It’s not easy rearing all those urchins at the Oahu-based hatchery but the scientists keep getting better at it.

Niue is funding conservation efforts by selling sponsorship of its ocean.

There were only 57 unprovoked bites last year, and five of those were fatal, according to University of Florida’s International Shark Attack File.

The public is filling in the gaps because the government lacks the resources to regularly test most beaches.