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Environmental Protection Agency Affirms Greenhouse Gas Emissions Endangerment Finding

WASHINGTON, D.C. - (Mealey's) The U.S. Environmental Protection Agency on July 29 denied 10 petitions challenging its Dec. 7 determination that greenhouse gas emissions are a threat to public health and must be regulated under the Clean Air Act. The finding allows the federal government to regulate...

Federal Government Urges Supreme Court Dismissal Of Carbon Dioxide Lawsuits

WASHINGTON, D.C. - (Mealey's) The federal government on Aug. 25 asked the U.S. Supreme Court to vacate a lower court decision to reinstate two lawsuits seeking to limit carbon dioxide emissions, arguing that new greenhouse gas regulations have displaced public nuisance cause of actions ( American...

Some aircraft designers think outside the box to improve efficiency

Concern has been expressed in recent years over the contribution of aircraft to GHG emissions. Some airlines have gotten favorable publicity for experimenting with bio-derived fuels. But, what if aircraft were to target reducing fuel consumption by half, or more. That will require some radical rethinking...