Much of the Great Plains has a declining human population, due largely to
A. free ranging buffalo.
B. conversion of grasslands to agriculture.
C. economic factors.
D. the scarcity of open space.
Answer: C
Environmental & Atmospheric Sciences
You might also like to view...
Physical oceanographers design and build oil platforms, ships, harbors, and other structures that enable us to use the
ocean wisely. a. True b. False
Environmental & Atmospheric Sciences
The principle that states that sediment tends to be deposited in horizontal layers is the Principle of
A) Original Horizontality. B) Inclusions. C) Superposition. D) Cross-cutting relationships.
Environmental & Atmospheric Sciences
Ice and snow must be present for an avalanche to occur
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
How does human activity change some greenhouse-gas levels?
Environmental & Atmospheric Sciences