When it was established, the U.S.Forest Service instituted a "no fire" policy; they attempted to prevent forest fires and to quickly and completely suppress fires if they started.Their stated purpose was to protect the nation's timber supply.In the 1970s, they reversed this policy and now let some fires burn, especially those that start naturally.In some cases, they even start fires, a process called "controlled burning." What factor caused the Forest Service's reversal of policy on fires?
A) Recognition that periodic disturbance by fire helps maintain forests
B) Lack of money and resources to fight all forest fires
C) Recognition that it was impossible to suppress all fires
D) Recognition that controlled burning would speed up the growth rate of trees
E) Need to increase the amount of forest floor litter

Question

Quizplus · Accepted Answer

The Forest Service recognized that periodic disturbance by fire actually helps maintain forests by clearing out dead and overcrowded vegetation, rejuvenating the soil, and promoting new growth. This led to a reversal of their policy on fires and a greater acceptance of controlled burning and letting some fires burn naturally.

When It Was Established, the U