Which of the following is NOT a pollution cost?
A. increased health costs
B. expenditure to avoid pollution damage once it has occurred
C. sewage treatment
D. None of these are correct
Answer: C
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What are the three primary sources of loess?
Rifting in the Rio Grande Rift continues today at the rate of ____
A)2 mm per year B)1 cm per year C)2 cm per year D)10 cm per year E)2 m per year
Life is possible on Earth's surface because of the:
a. gamma rays and ultraviolet wavelengths reaching the surface. b. filtering of shortwave radiation by our atmosphere. c. action of the atmosphere as an insulator and heat transfer/storage medium. d. all of these.
Carbon-carbon single bonds can rotate, while carbon-carbon double bonds cannot rotate. How many different structures are shown below.
A. 1 B. 2 C. 3 D. 4