Climate crisis threatens one of California's iconic natural wonders

Almost everything about a sequoia tree is giant, yet the iconic tree's footprint is shrinking. As CNN's Stephanie Elam reports, human-induced climate change threatens this ancient tree's survival.

source https://www.cnn.com/videos/us/2021/09/06/sequoia-trees-threatened-climate-change-california-elam-pkg-lead-vpx.cnn