If groundwater mining were to immediately cease, how long do scientists estimate recovery of the High Plains Aquifer would take?
A) under 25 years
B) between approximately 50 and 75 years
C) a minimum of 100 years and a maximum of 500 years
D) at current recharge rates 750 years
E) at least 1,000 years
E
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On a 500-mb chart, shortwave troughs can be difficult to detect. However, one way to identify them is to find regions of ____, with which shortwaves align themselves
a. maximum vorticity b. wind shear c. minimum vorticity d. advection e. absolute vorticity
A crate sliding down an incline at a constant velocity is
A. in dynamic equilibrium. B. in a state of being in and out of dynamic equilibrium. C. not in dynamic equilibrium. D. none of the above
Does deforestation act to increase or decrease atmospheric carbon dioxide concentrations?
What will be an ideal response?
Creep usually involves only small areas, such as the steepest portions of a hillside. Indicate whether the statement is true or false