Environmental advocates have blasted the administration’s unprecedented retreat as unwise—and possibly illegal.

Robbie Orvis, senior director for modeling at the think tank Energy Innovation, said he expects energy affordability to be ...

School kids who ride in packs led by adults to school improve both their health and their grades, reduce traffic and ...

The court invoked Ecuador’s rights of nature laws in halting a highway project to protect the Jambato harlequin toad, ...