a slow and building suffocation thatask any tree who has survived a burning ; and yes there are some who , charred but not extinguished , have managed to sprout again , new leaves , brilliantly green against the black of fingery branchescan be just as , if not more , painful to a tree as the searing heat of fire to a roamer ; and it last so much longer , so much longer , for the hearts of trees beat very slowly .