All transportation resources
Report
Automaker Rankings '04
Honda continues to be the Greenest Automaker—but all automakers can improve.
Report
Clearing the Air in the San Joaquin Valley
Poor air quality is affecting the region's residents, public health, and the economy. Without further action, the problem will only get worse.
Report
Sick of Soot
The Union of Concerned Scientists promotes a cleanup strategy for diesel vehicles that includes strict emission standards, incentives for cleaning up existing engines, and replacing or retrofitting older school buses.
Report
Climate Control
California is focusing on the largest source of heat-trapping emissions in the state—motor vehicles.
Report
The Diesel Dilemma
Diesel is becoming cleaner, but gasoline vehicles are more cost-effective than diesel for reducing oil use and lowering global warming pollution.
Report
Building a Better SUV
Automakers have offered consumers unsafe SUVs that place a heavy burden on both pocketbooks and the environment.
Report
Life in the Slow Lane
When it comes to fuel economy, US automakers possess only two gears: reverse and neutral.
Report
Rolling Smokestacks
The Union of Concerned Scientists promotes a cleanup strategy for diesel vehicles that includes strict emission standards, incentives for cleaning up existing engines, and replacing or retrofitting older school buses.
Report
A New Road
In the coming years, hybrids can play a significant role in addressing several of the major problems faced by the United States and the world today: climate change, air pollution, and oil dependence.
Report
Automaker Rankings 2002
Honda is still the Greenest Automaker, but Ford has overtaken GM as the cleanest of the Detroit Big Three.
Report
Pollution Report Card
As they wait on the curb, play near idling buses, or even ride safely inside the bus, children may be exposed to this noxious substance every school day.
Report
Common Sense on Climate Change
Mark Twain might as well have been talking about global warming when he famously remarked, "Everybody talks about the weather, but nobody ever does anything about it."