[94] Evaporites are found in the USA’s Great Basin Desert, historically exploited by the “20-mule teams” pulling carts of borax from Death Valley to the nearest railway.[94] A desert especially rich in mineral salts is the Atacama Desert, Chile, where sodium nitrate has been mined for...
MapsOne of the most useful features on DesertUSA are its maps. DesertUSA contains a number of different types of desert maps, including those reproduced from original U.S. Government publications, such as park brochures and circulars, which are public domain. Some of these maps are enhanced wi...
CLIMAP,Project,Members - 《Science》 被引量: 1841发表: 1976年 The Surface of the Ice-Age Earth western coast of Africa, Australia, and South America, indicating increased upwelling and advection of cool waters; and (vi) nearly stable positions and temperatures of the central gyres in the sub...
Namib- running down the southwestern coast Africa. North American- rain shadow deserts in southwestern North America, in the USA and Mexico. Patagonian- in southeastern South America. Saharan- a huge desert covering much of northern Africa - the biggest desert in the world. ...
USA. DESERTS: THE ENCROACHING WILDERNESS: A WORLD CONSERVATION ATLAS. Edited by Tony Allan and Andrew Warren. New York: Oxford University Press, 1993. 176 pp. US$35.00 Hardback ISBN:0-19-520941- What does the average person imagine when asked to describe a desert? Intensely hot, unbearably ...
This paper explores the evolution of food deserts in a mid-sized Canadian city (London, Ontario) by using a geographic information system (GIS) to map the precise locations of supermarkets in 1961 and 2005; multiple techniques of network analysis were used to assess changing levels of ...
Most of our deserts are located in subtropical regionsaround the Tropics of Cancer and the Tropic of Capricorn as well as in the polar regions (not shown on the map below). Desert Areas Deserts are also called arid areas. Arid comes from the Latin wordaridusand means dry, actually so dry...
She was through the Arizona desert in the USA, when one evening, the on her phone told her to turn off the main road and go down a road that wasn't there. Soon, her phone lost connection so the map no longer worked and she couldn't make a phone call. She was lost and . ...
IntheDesertsofthe West, still today, there are Tattered Ruins of that Map, inhabited by Animals and Beggars; in all [...] shanghaibiennale.org shanghaibiennale.org 在西方的沙漠,直到今天,仍有那种地图的碎片般的废墟,住着动物和乞丐;整片大地上也没有了地理规范的其他遗迹。
We identified pharmacy deserts geographically and visually displayed them on a choropleth map along with COVID-19 risk. We used chi-squared tests to evaluate statistically significant differences in the 1) proportion of adults and 2) population living in pharmacy deserts by LHJ. We assessed statisti...