GAO Stuff on Pipelines and Superfund
Safety Effects of Less Prescriptive Requirements for Low-Stress Natural Gas Transmission Pipelines Are Uncertain. GAO-12-389R, February 16. http://www.gao.gov/products/GAO-12-389R
Superfund: Status of EPA’s Efforts to Improve Its Management and Oversight of Special Accounts, GAO-12-109, January 18. http://www.gao.gov/products/GAO-12-109
Diesel Pollution: Fragmented Federal Programs That Reduce Mobile Source Emissions Could Be Improved, GAO-12-261, February 7. http://www.gao.gov/products/GAO-12-261






