Green Car Congress

JULY 29, 2015

As a pilot, in August 2014, Aclima instrumented three Google Street View vehicles to perform a month-long system test in the Denver metro area during the DISCOVER-AQ study conducted by NASA and the US Environmental Protection Agency (EPA). Sample output from the Denver pilot. Click to enlarge. —Dan Costa, Sc.D.,

Google 150

Google San Francisco Denver Vehicles 150

Green Car Congress

SEPTEMBER 7, 2009

Within the overall trends there are differences between cities with more or less public transit; while personal income also impacts heating and industrial fuel use. Whereas Denver, having the highest per capita emissions for electricity, heating/industrial fuels, and ground transportation is, not surprisingly, the top emitter.

Emissions 199

Emissions Global Gas Los Angeles 199

Green Car Congress

MAY 4, 2016

A study by researchers from the University of Denver and the University of Puget Sound indicates that high-mileage light-duty fleets contribute higher emissions and emissions share than expected based on their actual numbers in the fleet.

Emissions 150

Emissions Fleet Light Taxi 150

Cars That Think

AUGUST 16, 2021

Piloting the bullet-shaped Bell X-1 rocket plane in 1947, Chuck Yeager became the first person to exceed the speed of sound while in horizontal flight. The main obstacles will be regulatory and, especially, environmental: Supersonic airliners could be hugely more polluting than their subsonic counterparts. Everett Collection/Alamy.

Oklahoma City 110

Oklahoma City Ozone Oklahoma Fuel 110

Plug In Partners

JUNE 27, 2006

They join Founding Members from these cities: Arlington, TX, Baltimore, Boulder, Dallas, Denver, Fort Worth, Irvine, CA, Los Angeles, Memphis, Philadelphia, Seattle, San Francisco, and Wenatchee, WA. The list of supporters/partners now includes links to the members’ web sites along with a contact person. Keene, N.H., Santa Barbara, CA.,

Kansas City 100

Kansas City Minnesota Oklahoma Austin 100