Which is NOT a type of early warning system for debris flows?
a. trip wires
b. acoustic flow monitors
c. sirens
d. weather alerts for increased hazard conditions
e. alluvial fan monitors
ANSWER: e
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When temperatures are below freezing, the temperature at which air becomes saturated leading to the formation of frost is the
A) dew point. B) frost point. C) absolute humidity. D) relative humidity.
The movement, contact, and linkage between points in space, e.g., the movement of good, people and information among and within countries and cities is called
A) spatial interaction. B) producer services. C) competitive advantage. D) comparative advantage. E) none of the above
Water in the unsaturated zone is called
A. pore water. B. groundwater. C. soil moisture. D. unsaturated water.
El Niño would bring the warm pool and associated convective rainfall to
A) A.
B) B.
C) C.
D) D.