Reports

A pioneer in clean transportation, Oregon must continue to make progress cleaning up its transportation system in order to keep more transportation dollars in the local economy and cut global warming pollution.

California's Sustainable Groundwater Management Act requires local agencies to set measurable objectives for groundwater sustainability, but does not define how objectives should be set or evaluated over time.

California can ramp up renewable energy to supply half its electricity with technology in place now—but improving the electricity grid will make it easier and more effective.

Contrasting perspectives on the U.S. nuclear arsenal from experts at U.S. NGO's, research institutions, and government offices.

If better managed, U.S. garbage and wastewater could produce significant amounts of clean, low-carbon energy.

Barriers between reporters and government scientists are making it harder for science writers to keep the public informed, according to a new survey.

New rules would help trucks save millions of barrels of oil—but more can be done.

"Green banks," institutions that use innovative financing initiatives to assist customers with developing clean energy, can help states increase investments in renewable energy and energy efficiency.

We need chemical policy reform for the health and safety of all Americans. Guess who's standing in the way?

Leaked documents show that the world's largest fossil fuel companies have deliberately deceived the public for nearly 30 years about the realities and risks of climate change.

Cars and trucks are already meeting—and beating—future fuel economy standards.