Westwater, Utah - 7.5 Minute Series Topo Map Christa Sadler with emphasis on recharge-area mapping

with emphasis on recharge-area mapping for the principle valley-fill aquifers in Heber and Round Valleys

The book also emphasizes responsible recreation

and using ShakeMap as a tool for understanding earthquake hazards

Pages: 252

basic life support

Westwater, Utah - 7.5 Minute Series Topo Map Christa Sadler with emphasis on recharge-area mappingThe distinctive characteristic of a topographic map is that the shape of the Earth's surface is shown by contour lines. Contours are imaginary lines that join points of equal elevation on the surface of the land above or below a reference surface, such as mean sea level. Contours make it possible to measure the height of mountains, depths of the ocean bottom, and steepness of slopes. A topographic map shows more than contours. The map also includes