Plays for Assessment in Region VII, Mid-Continent as of October 4, 1993: 1995 National Assessment of Oil and Gas: Usgs Open-File Report 93-596-G (Paperback) - Common
The United States Geological Survey (USGS) is a scientific organization created in 1879, and is part of the U.S. government. Their scientists explore our environment and ecosystems, to determine the natural dangers we are facing. The agency has over 10,000 employees that collect, monitor, and analyze data so that they have a better understanding of our problems. The USGS is dedicated to provide re...