particulate matter

In the first study of its kind, researchers have found that improved air quality in southern California had a direct effect on children’s respiratory health. The findings point to the effectiveness of smart public health policy — in other words, even as southern California experienced increases in traffic and commerce, aggressive air pollution policies resulted in cleaner air and healthier kids. Published earlier this month in the New England Journal of Medicine, the study concluded that air quality improvements in the southern California communities studied were associated with significantly…
A panel of scientific experts convened by the World Health Organization's (WHO) International Agency for Research on Cancer (IARC) concluded today that diesel engine exhaust is carcinogenic to humans.   Previously, the IARC classification for diesel exhaust was "probably carcinogenic to humans," but with the publication of additional epidemiological and toxicological studies over the last 20 years, the expert panel determined there was sufficient evidence to change the compound's cancer designation.   The IARC panel wrote: "The scientific evidence was reviewed thoroughly by the Working Group…
by Elizabeth Grossman "I want this seafood to be safe. But I want those workers to be as safe as those shrimp and I'm not just going for funny one-liner," said Senator Barbara Mikulski (D-MD) at the conclusion of the July 15th Senate Appropriations Committee's Commerce, Justice, Science and Related Agencies subcommittee hearing on the use of chemical oil dispersants in the Gulf. "One might say, 'Well, what's Commerce-Justice doing with public health?'" Mikulski asked rhetorically. "Well, we think [about] water quality, the impact on marine life and seafood and what these dispersants mean to…