7 Massachusetts and multiple New Hampshire counties issue air quality alerts due to high ozone levels, advising sensitive groups to limit outdoor activities.
7 Massachusetts counties have issued air quality alerts due to anticipated elevated ozone levels on a hot spring day, advising sensitive groups like children, older adults, and asthma patients to minimize outdoor activities. Air pollution concentrations in multiple New Hampshire counties have also reached unhealthy levels for similar groups, prompting Air Quality Action Days and warnings to limit outdoor activities. Ozone irritates the respiratory system and can aggravate existing conditions.
May 21, 2024
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