Aqueduct moving water through the Mojave desert in Southern California.,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴巴、京东、亚马逊、小米、联想、奥美、盛世长城、百度、360、
Using untapped primary sources, the author re-examines this great regional experiment from its obscure 1920s-era origins, through the Colorado River Aqueduct and State Water Projects, to todays daunting mission of drought management, water quality, environmental stewardship, and post-9/11 supply ...
Geologic Map of the Alpine 7.5’ Quadrangle, San Diego County, California; Open File Rept. OF-83-781; Map Scale 1:24,000; U.S. Geological Survey: Reston, VA, USA, 1980. Todd, V.R. Geologic Map of the Tule Springs 7.5’ Quadrangle, San Diego County, California; Open File Rept. ...