In the cut-and-fill method, ____
A)benches are cut into a hillside
B)material is removed from the up a slope and placed at the base
C)retaining walls are constructed and anchored into bedrock
D)rock bolts are fastened to stable bedrock
E)material is removed from the base of a slope
B
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In 1969, the first law addressing environmental concerns was passed in the United States. This law is the ____________________
Fill in the blanks with correct word
When a large, contiguous area of habitat is reduced in area and divided into smaller, more scattered patches, the process is called ____.
A. habitat elimination B. habitat exploitation C. resource partitioning D. habitat fragmentation E. resource loss
If you live in a part of West Africa and advise your neighbors to cover their beds with a tent of fine-mesh cloth being provided by a local medical agency, you are advising them to use
A) a bed net for mosquito vector control. B) antibiotic-treated white sheets to kill the parasite that causes malaria. C) a bed raised off the ground to prevent malarial infection by ticks. D) a DDT-treated tent and sheets strategy that kills the parasite that causes malaria.
What operating forces are primarily at work at divergent plate boundaries?
A)compressional B)lateral shearing C)tensional D)thrusting E)strike-slip