Chemicals which caused the hole in Earth’s ozone layer are growing at alarming rates despite an international ban, a new study has found. Chlorofluorocarbons (CFCs), man-made gases once widely used in ...

Atmospheric researchers depart this month on NASA’s DC-8 research aircraft on their third survey of the global atmosphere. Taking place for the first time in Northern Hemisphere fall, the season gives ...

York County’s air quality will be in the Code Orange range for Thursday, according to the Pennsylvania Department of Environmental Protection. AirNow, which measures air quality across the county, ...

The world will warm more than expected due to future changes in ozone, which protects the Earth from harmful sun rays but also traps heat as it is a greenhouse gas. Subscribe to our newsletter for the ...

A new study finds climate change is likely to make upward spikes of ozone at ground level worse by 2050, which could result in many parts of the United States falling out of compliance with air ...

After years of failing to meet Clean Air Act standards, metro Phoenix won its argument that nonlocal ozone shouldn't count.