All of the following are approaches to reducing eutrophication except ________
A) planting and maintaining vegetation buffers around ditches and streams that trap nutrient and sediment runoff
B) upgrading stormwater systems to capture runoff from roads and parking lots
C) applying fertilizers to farmland just before heavy rains are predicted
D) using artificial wetlands to filter stormwater and farm runoff
E) reducing fertilizer use on farms and lawns
C
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What is a fjord?
a. A broad, protected channel b. A deep, narrow bay modified by glaciers c. The shoreward limit of marine erosion d. A retreating glacier e. A wave-cutsea cliff
Oil and gas-bearing formations several thousand feet below the surface are blasted under high pressure with large quantities of water, sand, and chemicals, cracking the rock to release trapped oil and gas. This is called:
A) hydro-therming B) water cracking C) fracking D) chapping
A(n) ________ trap is one of the best structures for holding oil.
A. anticline B. monocline C. reversed D. basin E. synclinal
A body of water that is smaller than an ocean and partially landlocked is known as a ________
Fill in the blank(s) with the appropriate word(s).