If erosion and deposition occur at the same rate, how can we best describe the particles of sediment on a streambed?
A) Only very small particles will be present along the stream bottom.
B) Particles neither move in, nor move out of this part of the stream.
C) As the sediment moves downstream, it is replaced by a similar volume of sediment.
D) Pebbles and cobbles carried away are replaced by the same number of smaller particles.
C) As the sediment moves downstream, it is replaced by a similar volume of sediment.
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A(n) ________ is an area where certain kinds of fishing or fish farming are used to yield certain species
Fill in the blank(s) with the appropriate word(s).
Despite its many problems, one of the historical advantages of open burning of MSW is
A) the generation of natural gas to warm buildings. B) a reduction in air pollution. C) a reduction in the volume of MSW. D) the generation of agricultural fertilizer.
A thin layer of unconcentrated surface water flow is called ____________________
Fill in the blank(s) with correct word
Non-conventional oil sources include all of the following except
A. tar sands. B. biofuels. C. coal. D. liquified natural gas.