Sentences with phrase «undisturbed older forests»

That compares to 70 - 200 tons in forests that are more selectively logged or otherwise disturbed, and to up to 400 tons per hectare in undisturbed older forests.

Not exact matches

According to some estimates, less than 10 percent of forests worldwide can be considered old growth, or undisturbed for more than a century.

They chose areas of old - growth forests in Thailand, Cameroon and Bolivia that were undisturbed by deforestation or human settlements.