AdvertisementClimate Scientists Meet As Floods, Fires, Droughts And Heat Waves Batter Countries03:37Download AudioResumeJuly 26, 2021Rebecca HersherfacebookEmailVolunteers fight a wildfire in northeastern Siberia on July 17th. Heat waves in the Russian Arctic and boreal forests have fueled intense, widespread blazes that can damage trees and release enormous amounts of stored carbon dioxide from forests and permafrost. (AP)