Pluto, now considered a dwarf planet or a plutoid, is
A. orbited by several moons.
B. icy.
C. relatively small.
D. All of these choices are correct.
Answer: D
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In an essay, discuss the environmental risks associated with hydraulic fracturing (fracking).
What will be an ideal response?
Our planet and our lives are powered by
A) radiant energy generated by nearby planets and satellites. B) utilities and oil companies. C) shorter wavelengths of gamma rays, X-rays, and ultraviolet. D) energy derived from inside Earth. E) radiant energy from the Sun.
If Greenland were to lose its ice sheet, we would expect its central land area to begin rising
Indicate whether the statement is true or false
Which of the following best matches the description?Nature has intrinsic value or inherent worth apart from human appropriation.
A. deep ecology B. John Muir C. development ethic D. ethics E. industrial ecology F. conservation ethic G. environmental justice H. Aldo Leopold I. preservation ethic J. Henry David Thoreau K. Ralph Waldo Emerson L. morals M. Rachel Carson