Add Yahoo as a preferred source to see more of our stories on Google. A tiny beetle has infested dozens of trees in a canyon in the Santa Susana Mountains in the Simi Valley area, marking the invasive ...

At this time of year, we tend to think of trees with colorful leaves as native to colder climates than ours. But then Jenny Iyer from the Riverside-Corona Resource Conservation District (RCRCD.org) ...