October 8, 2010
Research shows aspen grow much more quickly as carbon dioxide levels rise — so long as they don’t run out of nitrogen. Even so, rising temperaures may be driving aspen out of the lower elevations.
Stories this photo appears in:
Efforts to understand the dwindling of the aspen reveal an intricate, endlessly connected natural world
I sit alone among the clones, which loom overhead — quivering weirdly. But I am not scared. Truth be told — I do so love these clones.