BuyFind

Environmental Science (MindTap Cou...

16th Edition
G. Tyler Miller + 1 other
Publisher: Cengage Learning
ISBN: 9781337569613
BuyFind

Environmental Science (MindTap Cou...

16th Edition
G. Tyler Miller + 1 other
Publisher: Cengage Learning
ISBN: 9781337569613

Solutions

Chapter
Section
Chapter 2, Problem 1CT
Textbook Problem

What ecological lesson can we learn from the controlled experiment described in the Core Case Study that opened this chapter?

Expert Solution
To determine

The ecological lesson that can be learned by a control experiment with the forest.

Explanation of Solution

The famous botanist F. Herbert Bormann and forest ecologist Gene Likens carried out the controlled experiment with forest in 1963. In their experiment, two groups of sites were prepared. One site was assigned as control, and the other site was assigned as experimental. The nutrient and water absorbing capacity of trees were measured in the undisturbed area which was control site. Next, they cut down all the trees in the experimental site and sprayed the area with herbicides for preventing the regrowth of vegetation. Then, they measured the outflow of water and nutrients of the experimental site...

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