All transportation resources
Report
The Role of Food Crops as Transportation Fuel
Concerns about the use of food crops to make biofuels have been growing due to a sharp increase in both food and fuel prices, along with studies suggesting that production of these fuels may increase global warming pollution.
Report
Setting the Standard
Cost-effective fuel economy standards nearing 40 mpg are possible with current and near-term technologies.
Report
Technology Options for Tractor-Trailers
Fact sheet describing some of the technologies available today that can be installed on trucks, or specified as options on new trucks, to improve fuel efficiency through better aerodynamics and reduced rolling resistance.
Report
Biofuels: An Important Part of a Low-Carbon Diet
A report examining the importance of a comprehensive accounting system to measure global warming emissions over a transportation fuel’s entire life cycle.
Report
Jobs, Energy, and Fuel Economy
We estimated the effect of moving existing technologies into cars and trucks with the modest goal of reaching a fleetwide average of 35 miles per gallon (mpg) by 2018.
Report
Smoke, Mirrors & Hot Air
How ExxonMobil used tobacco industry tactics to spread disinformation on global warming science and create confusion.
Report
Automaker Rankings 2007
This analysis uses sales and global warming and smog-forming emissions data to rate the bottom-line environmental performance of eight companies.
Report
Digging Up Trouble
A report on health impacts of diesel emissions from construction equipment in California.
Report
Clean School Bus Pollution Report Card
This report evaluates state school bus cleanup programs and tailpipe emissions of soot and smog-forming pollution for the average state school bus.
Report
Tires and Passenger Vehicle Fuel Economy
This site discusses the National Academy of Sciences report on the fuel economy ramifications of tire performance and rolling resistance.
Report
Off-Highway Diesel Equipment
Information and access to report and database on nonroad diesel cleanup.
Report
Fuel Economy Fraud
Fuel economy standards have remained essentially unchanged over the past 20 years—and automakers have increasingly exploited loopholes in Congressional and regulatory language.