Disappearing grasslands: Scientists to study dramatic environmental change:
The Earth's grasslands and savannas are experiencing a major transformation as woody plants, such as trees and shrubs, have begun to dominate arid lands around the globe. While ecologists document this dramatic change in vegetation — considered by many to be desertification, or a deterioration of the environment — researchers at Arizona State University suggest these changes may not be completely detrimental.
The assumption that change is bad is what is most detrimental to society.
No comments:
Post a Comment