Disappearing grasslands: Scientists to study dramatic environmental change

Phys.org – latest science and technology news stories

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.

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