"Three environmental groups filed a lawsuit against the Environmental Protection Agency on Tuesday to press for faster action in setting limits on greenhouse gas emissions from the U.S. aviation industry.Earthjustice, the Center for Biological Diversity and Friends of the Earth, filed the lawsuit to force the agency to complete its so-called "endangerment finding," a step in the EPA rule making process that would allow the agency to regulate carbon dioxide emissions from U.S. aircraft.Any "unreasonable delay" in setting emission standards for airlines violates the law and the EPAs duty under the Clean Air Act, according to the lawsuit filed in federal court."Source: http://news.trust.org/item/20160412191406-mjmm3/?source=hpOtherNews1Its time for the U.S. aviation industry to take responsibility for their role in carbon emissions. Launch a campaign to show our collective voice now.