Many climate experts see its deserts as a place to build the green-energy future. For two local activists, the price is too great.

No companies bid for the chance to drill in the Arctic National Wildlife Refuge. It was the second auction in four years that failed to draw strong interest.

An extreme heat wave off California’s coast seemed like an anomaly 10 years ago. But as the ocean warms, the catastrophe may be a glimpse of the future.

Wisdom, a Laysan albatross, has outlived at least three mates and the researcher who outfitted her with a tracking band in 1956.

© Dan Rapp/U.S. Fish and Wildlife Service, via Associated Press