The Deals are the first oceanfront property owners on Front Street to try rebuilding in an area that scientists say is at risk due to sea level rise. Neighbors see it as a test case.

Members of the Trump administration signaled that Papahānaumokuākea, the protected area around the Northwestern Hawaiian Islands, could be next.

Besides Hawaiʻi laws aimed at mitigating the effects of climate change, a high-profile case brought by Honolulu against major oil companies could be affected.

There have only been about 30 whale generations since whaling largely ceased. Researchers may need twice that long to uncover what is happening.

“The soul of our ancestors, when they leave this world, they go into the deep.”

Infrastructure, businesses and communities in low-lying areas are at risk of flooding sooner than scientists initially anticipated, particularly in certain urban areas of Oʻahu.

The NOAA office in Hilo that supports that carbon dioxide sampling has been flagged for a possible lease cancellation.

Business coalition asks for state tax credits to launch eco-friendly aviation fuel refining, but time is running out.

Federal officials told Hawaiʻi nonprofits to delete references to climate change and Biden’s clean energy law from their websites.

A new study finds that the rate of ocean warming has more than quadrupled over the past 40 years — and pinpoints why.