ozone http://wamc.org en Report: Ozone pollution still a problem in MA http://wamc.org/post/report-ozone-pollution-still-problem-ma <p>More than a third of Massachusetts residents live in a county with failing air quality, according to a new study. WAMC&rsquo;s Tristan O&rsquo;Neill has more&hellip;</p><p>A report by the American Lung Association found that of the 12 Massachusetts&#39; counties with air quality monitors, five have improved their grades for ozone pollution while six received an F.</p><p>Those counties that improved the ozone grade include Berkshire, Barnstable, Middlesex, Norfolk and Suffolk,</p> Wed, 25 Apr 2012 14:25:19 +0000 Tristan O'Neill 37574 at http://wamc.org Report: Ozone pollution still a problem in MA