The USDA proposed to supplement its NEPA regulations with three new categorical exclusions for activities that restore lands negatively impacted by water control structures, natural and human-caused events, and roads and trails.

The Agricultural Marketing Service amended the USDA's National List of Allowed and Prohibited Substances by exempting fenbendazole and moxidectin as parasiticides in organic livestock production.

The president proclaimed September 2011 as National Wilderness Month. 

vUnited States v. Western Reman Industrial Inc., No. 11-cv-00008 (N.D. Ind. Jan. 10, 2011). A settling CERCLA defendant responsible for violations at the former Grissom Air Force Base in Peru, Indiana, must pay $300,000 in past and future U.S. response costs incurred at the site.

United States v. Lookout Mountain Mining & Milling Co., No. 11-0029 (D. Idaho Jan. 25, 2011). Settling CERCLA defendants responsible for violations at the Bunker Hill Mining and Metallurgical Complex Superfund site in northern Idaho must assign their interest in insurance policies to a trust and must pay 2% of net smelter returns from future activities.

United States v. Kansas City Southern Railway Co., No. 1:07-cv-1793 (W.D. La. Jan. 21, 2011). Under a modified 2008 consent decree, a settling CERCLA defendant's cleanup at the Ruston Foundry Superfund site in Alexandria, Louisiana, will permit unrestricted use of the site.

United States v. Seven Out LLC, No. 3:11-cv-0009-UAMH-MCR (M.D. Fla. Jan. 5, 2011). Settling CERCLA defendants responsible for violations at the BCX Tank Superfund site in Jacksonville, Florida, must pay $350,000 to the United States through their insurer and must pay the net proceeds from the sale of the site property to the United States.

In re Crucible Materials Corp., No. 09-11582 (Bankr. D. Del. Jan. 7, 2011). Settling CERCLA debtors responsible for violations at five sites in Onondaga County, New York, must provide the United States with general unsecured claims totaling $999,539; one debtor must provide an additional general unsecured claim of $20,564,000 in connection with one of the sites.

United States v. Domtar Paper Co. LLC, No. 4:11-cv-00002 (E.D.N.C. Jan. 3, 2011). A settling CERCLA defendant must pay $3.2 million in U.S. response costs incurred at the Plymouth Wood Treating Plant Superfund site near Plymouth, North Carolina, before March 27, 2009, as well as any subsequent U.S. response costs, and must perform the remedial design and action specified in a September 24, 2008, record of decision.

The president proclaimed December 6, 2010, as the 50th anniversary of the Arctic National Wildlife Refuge.