SP-399 SKYLAB EREP Investigations Summary

FIGURE 2-9.

 

FIGURE 2-9.-A portion of a Level Il and Level Ill land use change map for the Phoenix test site. A dot planimeter was used for area measurement to permit calculation (in percent) of total amount of change in the test site for each category. (Fig. 2-7(a) contains a photographic display of this area.)


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