Replanting forests can cool the planet even more than some scientists once believed, especially in the tropics. But even if every tree lost since the mid-19th century is replanted, the total effect won’t cancel out human-generated warming.

UC Riverside researchers find harmful metals in u-cigarettes’ liquids and aerosols

Study shows how turf algae undermine kelp forest recovery

Riverside County celebrates the 50th year of Box Springs Mountain Park, an ecological preserve saved from development by community effort.