keystone xl project the u.s. natural gas pipeline network
TRANSCRIPT
Figure 3.14.2-4
The U.S. Natural GasPipeline Network
KEYSTONE XL PROJECTData Source: EIA, 2009. Obtained at http://www.eia.doe.gov/pub/oil_gas/natural_gas/analysis_publications/ngpipeline/ngpipelines_map.html
Interstate Pipeline
Intrastate Pipeline