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Feeding cows a few ounces of seaweed daily could sharply reduce their contribution to climate change.

The oral arguments Thursday were the first of three Hawaii’s highest court will hear involving renewable energy projects.

The actor and environmentalist says that shark populations “are critical to ocean health and resiliency.”

Many details remain to be worked out in Biden’s 30 by 30 plan, similar to a 2016 Hawaii initiative.

The lower category of recycled water could still be used on golf courses and for some types of farm irrigation.

Hawaii’s senior senator is elevating one of his top policy initiatives — climate change — as chairman of the Senate Indian Affairs Committee.

Mosquito-borne illness has decimated the forest bird’s numbers. It could disappear on Kauai in the next 30 years if no action is taken, conservationists say.

State officers say a collector left his wife and another diver in the water while trying to hide their illegal aquarium fishing.

Our research showed that fishes such as sharks, grouper and tuna that hunt other fishes or marine organisms as food were more likely to ingest plastic.

The electric vehicle market is growing and state leaders want to help phase out gas-powered cars. Local auto dealers say they’re moving too fast.