Environmentalists seek diesel emissions cuts

Environmental group Clean Air Task Force (CATF) has launched an online tool to estimate health risks from diesel emissions, finding substantially elevated risks in states including California, New Jersey and Pennsylvania from the fine particulate matter (PM2.5) generated by diesel engines, and pressing the Biden administration to curb emissions. “Diesel emissions from the transportation sector are wreaking havoc on air quality in many U.S. communities,” said Jonathan Lewis, director of transportation decarbonization at CATF, announcing the launch of the “Deaths...