VOA慢速英语:世界上最长寿的树或受气候变化影响

organism –n. an individual living thing

elevation –n. a place related to its distance above sea level, the height of an area

charge –v. to move forward quickly and forcefully

bark –n. the outer covering of a tree

limb –n. the branch of a tree

upslope –adv. to move up a hill or mountain