Hundreds of San Gabriel Valley residents confronted state and federal officials during a heated community meeting Wednesday, asking how a local recreation area had become a processing ...

What was once the largest solar power plant of its type in the world appears headed for closure just 11 years after opening.

The biggest danger for wildlife is the aftermath. But many species have evolved to rely on the opportunities created by ...

Climate change, drought, and fires — all caused or worsened by human activity — are rewriting the future of ancient Sonoran ...