Based on these maps, why does 95% of the irrigated agriculture in the United States and Canada occur west of the 95th meridian (central Kansas, western Manitoba)?
What will be an ideal response?
The region west of the 95th meridian generally receives less PRECIP (supply) than POTET (demand) and so must supplement with irrigation water.
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Which of the following does not influence whether sediment is picked up by a stream?
A) Size and density of the sediment B) Turbulence of the moving water C) Location of the sediment in the stream D) Whether the stream flows north-south or east-west
Presently glaciers cover ____ of Earth's surface
a. less than 10 percent b. less than 1 percent c. more than 25 percent d. approximately 15 percent e. approximately 35 percent
Societies with the bulk of their employment in the primary sector are called pre-industrial
Indicate whether the statement is true or false.
Which of the following terms is another name for a small, rotating whirlwind observed at the surface?
A. haboob B. rotor C. dust devil D. seiche