Causescommons.wikimedia.org Even low levels of soot can be deadly to older people, research finds The four-year air pollution study, which followed 68.5 million older Americans, was the first of its kind.
Politics www.theatlantic.com EPA's transparency rule won't help science, say scientists Dozens of scientific and medical groups oppose the proposal, which began under former EPA Administrator Scott Pruitt.
EPA's transparency rule won't help science, say scientists