On the heels of the longest coral bleaching event on record, Hawaii hopes that banning a chemical culprit in sunscreen will help save its reefs.

Ten percent of the state’s greenhouse gases come from a single coal-fired power plant—which will soon trade coal for solar.

The Beaver State is one of just two in the nation where illegal animal kills are addressed by the police.

As Californians protest the Trump administration’s intent to expand drilling off the Pacific coast, some city and state officials consider new legislation to block it.

Carbon farming, an agricultural movement taking root in Northern California, aims to improve the soil and help stabilize the climate.

Fish farms boost the risks of sea lice infestations, chemicals in the water, and accidental spills that leave native fish floundering.

Manufacturers will soon have to disclose what’s in the bottle—including toxic chemicals long omitted from packaging labels.

Local groups and government agencies are working together to remediate this Superfund site in the city’s midst, despite diminishing support from the EPA.

So far, the state isn’t bowing to the demands of one man who is trying to dismantle its ivory ban.

Sonoma and San Diego test the waters for a new source of renewable energy.