Dave Cooke
Dave Cooke conducts research on fuel efficiency technologies and the implications for oil consumption and greenhouse gas emissions across the transportation sector.
Photo: Wikipedia
Photo: Wikipedia
Photo: Wikipedia
Workers on a VW assembly line. Photo: iStock
Workers on a VW assembly line. Photo: iStock
Photo: Unsplash
A disillusioned VW Bug sheds a tear upon hearing that its manufacturer showed such disregard for the environment. (Photo courtesy of David Preston)
Over the past decade, global warming emissions and fuel consumption by commercial vehicles has continued to increase, while those of passenger vehicles is declining. We need strong standards for heavy-duty vehicles to put the entire transportation sector on a sustainable future course. (1990-2011 data from EPA; 2012-2040 data from EIA)