In this May 25, 2016, photo, Tom Brodhagen, left, and Jim Clark hold shows trays of freshly planted tips of cuttings from giant sequoia trees at the Archangel Ancient Tree Archive laboratory in Copemish, Mich. The cuttings were taken from sequoias in California. Archangel leaders say they'll keep the tips in the climate-controlled building, where they can grow large enough to plant in the wild, helping restore forests and fight climate change by storing vast amounts of carbon. (AP Photo/John Flesher), APTOPIX