Identify the first person to use the term term “geography.” list two of his contributions to geography at that time.

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.

Why is immigration so important today?

What is the amount of organic matter in all living organisms in a habitat called?