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Foliage on trees might be useful as low-tech pollution sensors

As noted in prior posts, significant lung damage has been associated with the PM2.5 particulates; they are a major health hazard. Additionally, diesel is a significant source of such particulates. Thus, researchers considered potential options for assessing air quality in an inexpensive manner. ...

Federal Government Urges Supreme Court Dismissal Of Carbon Dioxide Lawsuits

WASHINGTON, D.C. - (Mealey's) The federal government on Aug. 25 asked the U.S. Supreme Court to vacate a lower court decision to reinstate two lawsuits seeking to limit carbon dioxide emissions, arguing that new greenhouse gas regulations have displaced public nuisance cause of actions ( American...

Composition of diesel exhaust varies with engine loading, producing differential health impact characteristics from the emissions

As noted in several prior posts, the study of the impact on diesel exhaust has focused on the PM10 and PM 2.5 profiles of the emissions. Recently, researchers argued that this view is too simplistic, and present an interesting study in support of their view. The researchers analyzed the composition...

Wood stoves help to reduce cases of severe pneumonia in young children in LDC's

Pneumonia in children, although rare in the U.S., kills more children worldwide than any other disease (estimated to be 1.6 million deaths per year). [Prior posts have noted, though, the adverse impact of various air pollutants on urban children.] Researchers hypothecated that open fires used for heating...