| 词条 | United States physiographic region | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 释义 |
This list of physiographic regions of the contiguous United States identifies the 8 regions, 25 provinces, and 85 sections.[1] The system dates to Nevin Fenneman's paper Physiographic Subdivision of the United States, published in 1917.[2] Fenneman expanded and presented his system more fully in two books, Physiography of western United States (1931),[3] and Physiography of eastern United States (1938).[4] In these works Fenneman described 25 provinces and 85 sections of the United States physiography.[5] Physiographic divisions
References1. ^{{cite web |date=2003-04-17 |title=Physiographic Regions |publisher=United States Geological Survey |url=http://tapestry.usgs.gov/physiogr/physio.html |accessdate=2008-01-30 |deadurl=yes |archiveurl=https://web.archive.org/web/20060515044037/http://tapestry.usgs.gov/physiogr/physio.html |archivedate=2006-05-15 |df= }} {{Regions of the United States}}{{-}}{{DEFAULTSORT:United States Physiographic Region}}2. ^{{cite journal |last= Fenneman |first= Nevin M. |date=January 1917 |title= Physiographic Subdivision of the United States |journal= Proceedings of the National Academy of Sciences of the United States of America |volume= 3 |issue= 1 |pages= 17–22 |pmc= 1091163 |oclc= 43473694 |pmid=16586678 |doi=10.1073/pnas.3.1.17}} 3. ^{{cite book |last= Fenneman |first= Nevin Melancthon |title= Physiography of western United States |year= 1931 |publisher= McGraw-Hill |oclc= 487636}} 4. ^{{cite book |last= Fenneman |first= Nevin Melancthon |title= Physiography of eastern United States |year= 1938 |publisher= McGraw-Hill |oclc= 487628}} 5. ^{{cite web |title= Automated IFSAR Terrain Analysis System |date=31 August 2001 |publisher= Defense Advanced Research Projects Agency (DOD), Information Sciences Office |url= http://www.agc.army.mil/publications/ifsar/lafinal08_01/cover/cover_frame.htm |accessdate= 5 October 2010}} 1 : Physiographic regions of the United States |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 随便看 |
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。