The American Wind Energy Association (AWEA) and former state electricity regulators are the latest to join Minnesota in defending a state law seeking to curb greenhouse gas (GHG) emissions from the power sector, with both groups charging in amicus briefs the law does not violate the Constitution's dormant Commerce Clause. AWEA says in its Nov. 24 brief in the case -- North Dakota v. Heydinger in the U.S. Court of Appeals for the 8th Circuit -- that the...