While it does have limitations, the updated National-Scale Air Toxics Assessment offers risk estimates for each of 180 substances, and three separate combined assessments.
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The Commission for Environmental Cooperation, which is a joint effort of Canada, the US, and Mexico, released on June 10, 2009, its annual report tracking and comparing toxic emissions.
After several years of preparatory work, EPA is expected to announce by June 26, 2009, its proposed primary standard for one of the six "criteria" air pollutants, nitrogen dioxide.
The Obama EPA partially reverses a Bush-era procedure for setting health-based standards under the Clean Air Act.SEJ Publication Types:
Proposed emission standards in a proposed control area around the US coastline would cut sulfur in fuel by 98 percent, particulate matter emissions by 85 percent, and nitrogen oxide emissions by 80 percent from the current global requirements.
The ALA's annual State of the Air report can provide a useful hook for reporting on air quality in your community, but for the big picture, do go beyond the sound-bite information emphasized in the report.
Following a December 2008 USA Today investigation into toxic air enveloping US schools, EPA will begin monitoring air quality around 62 schools in 22 states.
A visit to a boot camp before the last Society of Environmental Journalists conference in Vermont opened the door for a special report on air pollution in San Diego by a webonly publication, voiceofsandiego.org
Reporter Rob Davis, who covers environmental issues for the Internet-based nonprofit news outlet, gives lots of credit to the special training and insights of the boot camp followed up by the annual conference. And, he also got help from fellow SEJ members.
Restrictions would be placed on many types of stationary diesel and gas-fired engines under a proposed EPA rule.
Recently released studies show that the problem of ever-increasing GHG emissions in the US could be even worse than the current data indicate, as additional substances are added to the list. A proposed EPA rule may help, if finalized.