The Bormann-Likens study in the Hubbard Brooks Experimental Forest in New Hampshire can best be described as
A) a comparison of a control site with an experimental site in nature
B) what can occur in a forest watershed without plants to absorb water
C) an example of how scientists learn about the effects of our actions on natural systems
D) a comparison of a control site with an experimental site in nature and a study of what can occur in a forest watershed without plants to absorb and retain water
E) a comparison of a control and an experimental site, a study of what can occur in a forest watershed without plants to absorb water, and an example of how scientists learn about the effects of our actions on natural systems.
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A)
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