James Thorne Content / James Thorne Content for Â鶹´«Ã½ en California a Botanical and Climate Change Hot Spot /climate/news/california-botanical-and-climate-change-hot-spot California's natural beauty and pioneering conservation efforts make it a test bed for protecting biodiversity in the face of climate change, says a Â鶹´«Ã½ study in PNAS. July 29, 2024 - 12:00pm Katherine E Kerlin /climate/news/california-botanical-and-climate-change-hot-spot