The recoverable reserve for coal in the United States is ________.
A. 157 billion tons
B. 42 billion tons
C. 10 billion tons
D. unknown
E. 270 billion tons
Answer: E
Environmental & Atmospheric Sciences
You might also like to view...
Why is the city of Phoenix, Arizona experiencing land subsidence?
A. overpumping of aquifers B. collapse of old mines C. earthquakes D. weight of newly filled reservoir
Environmental & Atmospheric Sciences
How much oil is usually recovered after a spill?
A. 5 to 10 percent B. 22 to 25 percent C. 8 to 15 percent D. Up to 50 percent E. None is recovered.
Environmental & Atmospheric Sciences
Trunk streams are a major region of sediment storage in a river system
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
The difference between the cost to produce a commodity and its price in the marketplace is ________
A) profit B) opportunity cost C) discount rate D) economic value E) economy of scale
Environmental & Atmospheric Sciences