Which action is an example of balancing a need for natural resources with a need to protect the environment

How long does it take for saturn to orbit the sun?

On nights when we see the new moon phase, what side of the moon are we seeing?

What evidence does the writer give to support his argument about coral reefs? a) he speaks of the activities of coral polyps. b) he describes the composition of the great barrier reef. c) he emphasizes the ways in which coral reefs are fragile. d) he points out the ways that scientists do research on the reefs.