A district court vacated FWS' final rule designating approximately 187,157 square miles in Alaska and adjacent territorial and U.S. waters as critical habitat for the polar bear, ruling that the designation "went too far and was too extensive." Although the final rule is valid in many respects, the ...

The D.C. Circuit dismissed a road building association's lawsuit challenging EPA regulations for nonroad engines and vehicles. The regulations pertain to CAA §209(e), which preempts certain state regulation of nonroad engines. The association petitioned EPA to amend those regulations to broaden the...

The Ninth Circuit upheld the U.S. Forest Service's adoption of the Idaho Roadless Rule, which creates different categories of land within Idaho's 9.3 million acres of inventoried roadless areas. The court affirmed and adopted as its own a lower court ruling that also approved the rule. FWS's biologi...

The D.C. Circuit ordered EPA to repromulgate two final rules it issued under the CAA concerning the implementation of the NAAQS for fine particulate matter (PM). Environmental groups challenged EPA's decision to issue the rules pursuant to the general implementation provisions of Subpart 1 of Part D...