INFORMATION SOURCES

EUROPE

The latest and greatest EIA report: http://www.eia.gov/analysis/studies/worldshalegas/

UNITED STATES

Montana Oil and Gas site: http://bogc.dnrc.mt.gov/
North Dakota Oil and Gas site: https://www.dmr.nd.gov/oilgas/
Texas Railroad Commission site: http://www.rrc.state.tx.us/

USGS Landsat site: http://landsat.usgs.gov/index.php

US Census Bureau site: http://quickfacts.census.gov/qfd/index.html