One method of obtaining hydroelectic energy involves building dams to control rivers and streams. Some environmentalists object to this method because it
A. produces air pollution
B. pollutes the rivers and streams
C. involves a renewable resource
D. changes the ecology of the surrounding area
2007-02-22 14:53:03 · 5 answers · asked by exxohh<3 1 in Science & Mathematics ➔ Biology
D - you are changing the path of natural water flows and which will effect the natural enviroment.
2007-02-22 14:56:45 · answer #1 · answered by Carina M 2 · 1⤊ 0⤋
(D) Changes the ecology of the sourrounding area.
This is true, because the river bed swells to massive proportions in making the man-made lake.
2007-02-22 22:59:16 · answer #2 · answered by darkbusterrancher 1 · 1⤊ 0⤋
most probably the answer is (D)
2007-02-22 22:59:17 · answer #3 · answered by rohan1985 2 · 0⤊ 0⤋
D
2007-02-22 23:00:24 · answer #4 · answered by ♪ ♫ ☮ NYbron ☮ ♪ ♫ 6 · 0⤊ 0⤋
D.
2007-02-22 22:59:43 · answer #5 · answered by Anonymous · 0⤊ 0⤋