surveys  search
NTgeochemical surveys
 geophysical surveys
 soil surveys
RTsoils
 maps
 ground water
 geodesy
 survey organizations
 hydrology
 triangulation
 exploration
 geotraverses
SNAs of 1981, restricted to actual surveying and its results. Before 1981, also used for the work of geological surveys. See survey organizations. This term may be used with ground water, hydrology, and geodesy. Also see geochemical surveys, geophysical sur