Clean Air Policy1147 articles archived since 1845

Oceans Turn More Acidic Than Last 800,000 Years

The question is not whether acidification is happening, but how bad it will get

The Complex Physics of Clouds

How well do scientists understand clouds?

Energizing Energy: How the Stimulus Bill Has Ignited Innovation in the Renewables Sector--A Q&A

Matt Rogers of the Department of Energy discusses how $36.7 billion from the Recovery Act is helping to define the future of green power--and the agency itself

Plugging Highway Vehicles into the Electric Grid

If enough plug-in electric vehicles communicate with the grid, they could provide cheap storage for excess electricity

Stimulating Science: Following the Recovery Money

One year ago, Congress passed and President Barack Obama signed the American Recovery and Reinvestment Act into law, which handed out billions of dollars for science, health, energy and other research...

Can Fresh Funds Jump-Start a U.S. Nuclear Renaissance?

Two new reactors in Georgia will benefit from $8 billion in U.S. government backing

'Climategate' scientist speaks out

Climatologist Phil Jones answers his critics in an exclusive interview with .

Third-hand smoke contains carcinogens too, study says

Anyone walking into a smoker's abode can tell you that the traces of tobacco use don't vanish when a cigarette or cigar is extinguished. But just what happens to this "third-hand" smoke once the air has cleared—and can it still be harmful?...

Street Smarts: The BioBus Brings a Rolling Science Lab to Resource-Strapped Schools

The Cell Motion BioBus, a high-tech, carbon-neutral laboratory housed in a retrofitted transit bus brings science education to deprived schools, and the hands-on excitement of the lab to students...

Utility to Build First Power Plant with Greenhouse Gas Emissions Limits in California

The planned natural gas-fired power plant will be the first to accept federal restrictions on the amount of greenhouse gas it can emit

Obama Budget Increases Funding for Energy Research and Nuclear Power

The Obama administration would like to see more nuclear power plants, among other forms of new electricity generation

Over the Top: Data Show "Green" Roofs Could Cool Urban Heat Islands and Boost Water Conservation

Quantifying their urban climate change-mitigating effects is an important step in getting green roofing initiatives off the ground

Carbon Rock Lock: Storing CO₂ on the East Coast

U.S. Commits to Greenhouse Gas Cuts under Copenhagen Climate Accord

U.S. plans to cut emissions 4 percent below 1990 levels by 2020--other countries such as China, India will submit plans, as well

Is Water Vapor in the Stratosphere Slowing Global Warming?

A mysterious drop in water vapor in the lower stratosphere might be slowing climate change

Fixing the Global Nitrogen Problem

Humanity depends on nitrogen to fertilize croplands, but growing global use is damaging the environment and threatening human health. How can we chart a more sustainable path?

EPA Tightens NO2 Smog Standard

The U.S. Environmental Protection Agency today strengthened the federal public health standard for nitrogen dioxide pollution, a limit that has been in place for nearly four decades

Better Mileage Now--Improving the Combustion Engine

Emerging technologies could make the internal combustion engine substantially more fuel-efficient, even as green vehicles make inroads

Greenhouse Bananas: Non-Science Smear Campaigns

Two men tout stuff you didn't learn in school, if you went to a good school

Green for Green: U.S. Stimulus Package Offers Businesses $7 Billion in Environmental Incentives

Some $2.3 billion over the next decade is also available to businesses and institutions that make their vehicle fleets more environmentally sound and take steps to encourage employees to go green with their commutes...