A California appellate court affirmed a lower court decision denying a natural gas company's petition challenging an air district rule requiring the company to monitor, record, and report changes in the quality of natural gas and air pollutant levels. The district acted reasonably in finding that ga...

The Third Circuit affirmed a lower court decision granting summary judgment in favor of the U.S. government and imposing a $250,000 fine against a landowner for filling wetlands on his property without a permit. The court joined the U.S. Courts of Appeals for the First and Eighth Circuits in holding...

The D.C. Circuit upheld an EPA rule issued in 2010 that amends and clarifies transportation conformity regulations as they pertain to hot spot analyses in particulate matter (PM) nonattainment and maintenance areas. Transportation conformity is required under the CAA to ensure that new federally sup...