Which source of information is NOT typically used by fire investigators in determining a fire’s cause?
a. records of past fires in the area
b. weather records
c. height and degree of defoliation
d. post-fire aerial photos
e. wind patterns during a fire
ANSWER: a
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The main cause of desertification by the degradation of drylands is
A) human activity. B) the global increase in temperature. C) shifting of weather patterns. D) destruction of the ozone layer.
What name is given to the region having the greatest concentration of composite volcanoes?
What will be an ideal response?
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Indicate whether the statement is true or false