An energy expert explains how batteries can lower electric bills, keep homes running during outages, and ease pressure on an increasingly strained grid.
Europe has come top in the latest Environmental Performance Index, partly due to the boom in renewables. But experts warn that more progress is needed.
A Scottish study finds that shifting heavy meat eaters toward modest cuts, rather than trimming everyone's diet evenly, could prevent 60,000 diabetes cases and deliver outsized climate gains.
The Salton Sea is drying up, worsening air pollution for people living near its shores. Authorities are working to stabilize the lakebed and lock down the dust. But for some families, it's too late.
