Although acknowledging that their calculations are not comprehensive, an advocacy group has concluded that at least 18 states, and possibly 14 others, are significantly undercollecting fees for permitted air pollution.

EPA released its Toxics Release Inventory data for 2005 on March 22, 2007; Suzanne Ackerman, 202-564-7819, or main media number, 202-564-4355.

It's crunch time for developing the successor to the 2002 US Farm Bill, set to expire Sept. 30, 2007. Many of the ingredients that may be blended into the 2007 Farm Bill are now becoming public.

New report examines links between climate change and U.S. transportation.

New U.S. refineries will process crude oil from Canada's Tar Sands, which means that much of the pollution associated with that refining will occur in the lower 48.

The Gulf waters off of Louisiana aren't the only US area burdened by a "dead zone." There are similar, smaller areas with short- or long-term oxygen depletion off the shores of 20 states, as well as Canada and Mexico.

After recently issuing highly controversial updates for two of the main criteria air pollutants — fine particulates and ozone — EPA is in the midst of its review of two others.

For many reporters, eco wine can be an intensely local story. While not every state has vineyards, viticulture has spread way beyond California in recent decades.

A Congressional watchdog is saying efforts to exempt feedlot air emissions from standard EPA toxics reporting are based on little or no information.

The results of a 6-year study of more than 150 contaminants in representative western US national parks are expected to be released shortly.