Climate Change November 11, 2024 6:04 pm California reservoirs' levels drop after a summer of record heat and fire danger California reservoirs’ levels have dropped as the state experiences an abnormally dry year. Meteorologist Rob Mayeda reports. US & World Videos 2:55 Checking in on the Sierra snowpack 1:27 Christmas trees stressed in warmer climate 1:40 Air pollution concern for respiratory health, study says 1:29 UN hosts climate change conference in Azerbaijan 0:54 Free electric heat pump water heaters for SF residents