Tar sands
a. are principal sources of conventional crude oil
b. contain large supplies of heavy oils
c. constitute a small but cheap supply of crude oil
d. are usable only for aviation fuel
e. are predominantly located in Canada
B
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Groundwater mining accounts for nearly half of the drinking water in the United States.
Answer the following statement true (T) or false (F)
Which of the following has been an effective governmental action that caused a reduction in certain energy usages?
A. requiring ethanol to be included in gasoline B. requiring people to trade in their old appliances for new more efficient ones C. phasing out of incandescent light bulbs D. All of the statements are correct. E. None of the statements is correct.
Describe the terms "strike" and "dip" in your own words
What will be an ideal response?
One advantage of materials recovery facilities (MRFs) is that ____.
A. combustible wastes can be burned to generate electricity B. they are inexpensive to build C. they reduce the production of municipal solid waste D. electricity generation offsets emissions of toxic ash E. they eliminate the need for source separation