Union of Concerned Scientists

Federal Science and the Public Good lays out 10 steps the Obama administration must take to restore scientific integrity to federal policy making.

Coal power could undermine the effectiveness of the Northeastern states' cap-and-trade plan. This UCS report examines options to ensure the plan's success.

UCS's green travel report compares the environ­mental impact of different forms of domestic vacation travel, where global warming pollution can add up quickly.

Clean energy sources can help stabilize energy prices, stimulate the development of innovative new technology, and create high-quality jobs and other economic benefits.

When it comes to most of the meat, dairy, and eggs produced in the United States, there's truly no such thing as a free lunch. In this new report, UCS exposes the billions of dollars in environmental, health, and economic costs imposed on society by Confined Animal Feeding Operations (CAFOs).

In Nuclear Power in a Warming World, UCS describes the role nuclear power should play as a climate change solution.

The UCS Policy Center contains updates and background information on specific federal, regional, and local policy proposals, as well as fact sheets, testimony, letters, and UCS positions, including the two links below:

Recommendations for the incoming administration to ensure that federal scientists are able to freely research and report their findings without fear of reprisal.

Under a provision of the federal Clean Air Act, states are permitted to adopt initiatives that go beyond federal vehicle pollution standards. However, on December 19, 2007, the EPA denied California the waiver needed to implement them, citing the 2008 Energy Bill’s fuel economy standards as rationale.

An interactive web game that lets you answer questions and "shop green" to calculate your own personal environmental impact and compare it to the average American household.

Heating water today accounts for up to 14 percent of the average household's energy use. Solar can be a simple, reliable, cost-effective and carbon-free replacement for oil and naturual gas systems.

If you plan to travel by car this holiday season, take these tips into account to reduce your carbon impact, and save money at the pump.