The Human Impact-

Scales vary on the maps, with a scale of 1” = 200 ft. on the maps for 2008, and 2000; scales for 1986, 1972 and 1955 are approx. 1” = 400 ft. Map from 1972 is very difficult to read or to identify objects due to poor resolution, so this map could be eliminated from the activity, although there are some areas that may be distinguishable to ... ................
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