In a nutshell Colorado’s 22.8 million acres of forests are now emitting more carbon than they absorb, primarily due to ...

However, with increasing elevation, balsam fir tends to dominate. Near timberline, black spruce joins with balsam in ... Beneath the deep shade of the boreal conifers, the forest floor is cold, dark, ...

It stripped the needles from fir and spruce trees across most of northern Maine, killing 7 million acres of trees and costing the state’s forest economy hundreds of millions of dollars.