The 67% decrease in pollution emissions despite increases in population and vehicular use is evidence of
A) the effectiveness of governmental air quality regulations.
B) the ineffectiveness of governmental air quality regulations.
C) a long-term trend in atmospheric stability.
D) a long-term trend in radiation inversions.
Answer: A
You might also like to view...
The term for the metropolitan region that stretches from the greater Washington D.C. area to Richmond Virginia is referred to as ________________.
Fill in the blank(s) with the appropriate word(s).
What percentage of wood harvested in Africa is consumed for fuel?
A) 40% B) 20% C) 60% D) 90% E) 10%
Besides deserts, sand dunes are also commonly found in what environment?
a. karst regions b. glacial regions c. tropical rainforest regions d. permafrost regions e. coastal regions
Oman controls the tip of land next to the __________.
a. Red Sea b. Gulf of Aden c. Bab-el-Mandeb Strait d. Strait of Hormuz e. Suez Canal