TRANSPORTATION R ou ge
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Transportation: Roads and Commercial Shipping
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Major Ports
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Major Roads
in
Coastal Belt
C
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Commercial Shipping Activity October 2004 to October 2005 # of vessel tracks per km
2
Low : 0 Ba
GULF OF MEXICO
High : 184
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D
International Boundaries
in
al
N
State/ Province Borders 0
200
400 Km
Sources: U.S. Census/TIGER (2010); INEGI (2010); ONE (2010); ESRI (2008); NationalAtlas.gov (2004); NCEAS (2008); Govt. of Canada (2010); SCT (2010); NGA (2012); Padilla y Sotello,
Sources: NCEAS, INEGI, 2010; ESRI, 2008; World Port Index (Pub 150), NGA, 2011; U.S. Census/TIGER, 2010; NationalAtlas.gov, 2004; Govt. of Canada, 2010; Secretaría de Comunicaciones y Transportes L.S. (2010);2008; USACE (2012) (SCT), 31 2010; ONE, 2010
Roads connect major centers of population or selected frontier roads. Roads under construction are not shown. Ports for U.S. and Mexico represent major ports by tonnage in 2010. Cuban ports represent all known ports in the study area. Commercial shipping activity is based on World Meteorological Organization Voluntary Observing Ships (VOS) observations.
