This report assigns grades to each of the 50 states based on their commitment to supporting wind, solar, and other renewable energy sources.

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.

Honda is still the Greenest Automaker, but Ford has overtaken GM as the cleanest of the Detroit Big Three.

This working paper discusses the decoys used for the eighth Ground Based Mid-Course flight test, IFT-8.

Relatively little information about this test has appeared in the press, and some of the information that has appeared is incorrect. This paper describes what occurred during the test and assesses its significance.

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.

Can America develop a balanced portfolio of clean energy solutions that will stop wasting energy and also develop diverse, domestic energy supplies to increase energy security?

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."

A fleet that relies on continuously evolving conventional technologies could reach an average of more than 40 miles per gallon.

This report is intended to guide prospective wind farm developers through the process of site assessment.