Montgomery, David R. <br/><br/>
Dirt  the erosion of civilizations /  [electronic resource] : 
David R. Montgomery 
 - Berkeley :  University of California Press,  c2007 
 - 1 online resource (ix, 285 p. :  ill., maps) 
<br/><br/>Includes bibliographical references (p. 251-270) and index 
<br/><br/>Good old dirt -- Skin of the Earth -- Rivers of life -- Graveyard of empires -- Let them eat colonies -- Westward hoe -- Dust blow -- Dirty business -- Islands in time -- Life span of civilizations 
<br/><br/><br/>Mode of access: Internet 
<br/><br/><label>ISBN: </label>9781429471794 (electronic bk.) 1429471794 (electronic bk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil science--History<br/>Soils<br/>Soil erosion