The California wildfires of 2018 took a worrisome trend to a new extreme, claiming lives and more than a million acres. Scientists investigate how forestry practices, climate change, and drought may contribute to the rise of deadly megafires.

Originally released by PBS, 2019. Streaming video file encoded with permission for digital streaming by Infobase on June 18, 2019.

Camp Fire Begins (2:23); --Paradise Fire (2:15); -- Fire Approaches Magalia (3:42); -- Studying the Camp Fire (2:24); -- Age of Megafires (2:54); -- Unlocking the Mysteries of Fire (3:18); -- Fire Monitoring (3:49); -- Chimney Effect and Fire Tornadoes (5:06); -- Unforeseen Consequences (5:09); -- Wildland-Urban Interface (4:44); -- Thinning and Prescribed Burning (4:30); -- Endless Fire Season (5:15); -- Changing Burn Cycles (5:11); -- Credits: Inside the Megafire (0:47); .