Climate Change June 15, 2024 7:18 pm NBC Bay Area: Climate in Crisis NBC Bay Area investigates our Climate in Crisis and looks for ways to fight climate change. US & World Videos 1:40 Air pollution concern for respiratory health, study says 1:29 UN hosts climate change conference in Azerbaijan 2:49 California reservoirs' levels drop after a summer of record heat and fire danger 0:54 Free electric heat pump water heaters for SF residents 3:09 Breaking down the greenhouse effect