Satellites can be used by scientists to detect changes in ____.
A. water quality
B. groundwater supplies
C. aquifer density
D. water demand
E. irrigation efficiency
Answer: B
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Cyclone
?
The following questions refer to the above illustration of a middle-latitude cyclone. The dashed lines show the positions of the fronts six hours ago.
In which direction will the storm system apparently move?
A. northeast B. southeast C. east D. northwest
Worldwide, about two-thirds of aquatic foods are captured in the wild; the rest are the result of
A) aquaculture. B) marine capture production. C) freshwater capture production. D) artisanal fishing.
If the earth were in a cooling trend, which process below would most likely act as a positive
feedback mechanism? a. increasing the snow cover around the earth b. increasing the water vapor content of the air c. decreasing the amount of cloud cover around the globe d. increasing the carbon dioxide content of the air
Brine water may results from
A) the influx of river water into the ocean. B) stagnation of water in a floodplain swamp. C) high evapotranspiration rates. D) heavy rainfall and low temperatures.