An Overview of Unconventional Oil and Natural Gas: Resources and Federal Actions. Congressional Research Service, Library of Congress. Michael Ratner and Mary Tiemann. April 7, 2015.
The report focuses on the growth in U.S. oil and natural gas production driven primarily by tight oil formations and shale gas formations. It also reviews selected federal environmental regulatory and research initiatives related to unconventional oil and gas extraction, including the Bureau of Land Management (BLM) hydraulic fracturing rule (finalized in March 2015) and Environmental Protection Agency (EPA) actions.
[PDF format, 34 pages, 776.51 KB].