During the 1960s,a Group of Scientists in the Northeastern United

Multiple Choice

During the 1960s,a group of scientists in the northeastern United States conducted an experiment at Hubbard Brook,New Hampshire.A 38-acre watershed was completely deforested and the runoff (water flow) monitored for several years.It was compared to an adjacent watershed that was left untouched.The scientists collected data during those years and found

A) no difference in the amount of runoff from the two areas.
B) an insignificant difference in the amount of nitrogen from the two areas.
C) a tremendous increase in the total amount of runoff from Hubbard Brook although the loss of nitrogen was fairly consistent in both areas.
D) a tremendous increase in the amount of runoff and nitrogen release from Hubbard Brook compared to the control.