High grading can be defined as ________
A) a forest that has been largely unaffected by humans
B) artificially or naturally reforested areas
C) the loss of biodiversity of forest areas
D) the natural frequency and severity of fires in a forest
E) removal of particular species of trees for fuel and construction
E
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Migrating subtropical pressure zones generally produce dry summer conditions on the west side of continents because of
A) rising air and cold ocean currents. B) rising air and warm ocean currents. C) sinking air and cold ocean currents. D) sinking air and warm ocean currents.
The transitional depositional environment that involves progradation is a(n)_____________________. Fill in the blank(s) with the appropriate word(s)
A grass root organization is attempting to preserve a stretch of forest that is being considered for purchase by a manufacturing plant
The organization's main strategy is to inform the nearby housing developments of the effect on their home values if the manufacturing plant goes versus the preserved forest. This approach is using ________. A) contingent valuation B) hedonic valuation C) scare tactic valuation D) market valuation E) travel-cost valuation
Which of the following is true regarding dawn and twilight?
A) Dawn and twilight last longest at the equator—approximately 2.5 hours. B) The polar regions do not experience dawn and twilight. C) 60° north and south latitudes receive the most dawn and twilight. D) The duration of both increases with increasing latitude.