Surface mining is used to extract what percentage of nonfuel resources in the United States?
A. 10
B. 30
C. 50
D. 70
E. 90
Answer: E
Environmental & Atmospheric Sciences
You might also like to view...
What change of the surface temperature of the Earth is projected for 2025?
What will be an ideal response
Environmental & Atmospheric Sciences
How much of the world's table salt is produced by the evaporation of seawater?
a. One quarter b. One third c. One half d. Three-quarters
Environmental & Atmospheric Sciences
What is the primary method of energy acquisition for phytoplankton?
a. oxygen metabolism b. chemosynthesis c. photosynthesis d. methane metabolism e. respiration
Environmental & Atmospheric Sciences
In an anticline, the beds in its axial region are ____________________ in age than the beds of its
limbs, and all strata dip ____________________ the axis Fill in the blank(s) with the appropriate word(s).
Environmental & Atmospheric Sciences