As noted in prior posts, air pollution of various sorts (e.g., particulates, ozone) has been associated with an increased risk of (a) cardiovascular events such as arrhythmia, heart attack, an ...

Prior posts have noted the volatiles from trees and plants are in fact a not insignificant contributor to smog formation. A new study now shows natural hydrocarbon emissions contribute to ...

Prior posts have noted studies of the adverse health impacts of exposure to the airborne waste products of the collapse of the World Trade Center twin towers. A new study has found that a ...

To increase protection for children, EPA announced that it will reconsider some of its lead air pollution monitoring requirements, but not the standards themselves. EPA revised its air qu ...

Prior posts have noted the litigation in the L.A. basin involving air permits, and that as a result of a ruling by the local Superior Court, the issuance of air permits came to a halt. Th ...

One concern of travelers is that flying can make you ill, literally. Despite reassurances from airlines that the air inside an aircraft’s cabin is as clean as it can be, hundreds of ...

In NRDC v. EPA , 57 ...

EPA's Office of Air Quality & Planning Standards has issued a report assessing the health risks of SO2 exposure, and recommends EPA establish its first-ever one-hour air quality standard f ...

EPA will require States to provide a broader inventory of emission sources to support claims of "reasonable further progress" that rely on emission reductions achieved outside of a d ...

The CAA requires EPA to regulate emissions of 187 listed hazardous air pollutants. EPA has issued emission limits for major sources of these 187 pollutants. The limits require MACT, ...

EPA has issued a final rule that adds 128 substances to the list of VOC's in aerosol paint that must be controlled to help reduce ground-level ozone formation. Continue reading >>

Title I of the Clean Air Act charges EPA with formulating national ambient air quality standards (NAAQS) for air pollutants that may reasonably be anticipated to endanger public health and wel ...

You may have seen the infomercial from Sharper Image for their indoor air cleaner; the loss of that market is credited with driving Sharper Image into bankruptcy. One of the key reasons f ...

Oxidants in cigarette smoke have previously been shown to promote local and systemic inflammation and increase the risk of cardiovascular disease in both smokers and those exposed to secondhan ...

Yesterday, EPA published in the Federal Register a notice that it is proposing to modify minimum monitoring requirements in urban areas, add new minimum monitoring requirements in non-urban ar ...