What land features impact where timmins, on can be located?

Does the threat of global warming require international cooperation? why or why not?

Exactly what kind of weather conditions would a cold front produce?

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.