The EPA says Phoenix-area air quality has worsened to “serious” levels, a designation that would trigger growth restrictions, ...

Fires and agricultural soils can rival cars and factories in emitting chemicals that lead to ozone, making it hard to meet air quality standards.

The gradual improvement we’ve seen in the past two decades shows that international efforts that curbed ozone-destroying ...

Researchers found evidence that quickly confirmed the ozone hole's cause - chlorofluorocarbons, or CFCs, which are chemicals that were then used in refrigeration, air conditioning, insulation ...

Ozone levels in the southeastern counties are indeed elevated, and that’s bad for the health of people living here. Blaming ...

As the adoption of cleaner-burning engines and electric vehicles drives fossil fuel emissions lower, scientists have discovered that a surprising pollution source is playing a significant role in ...

Ozone Hole: How We Saved the Planet is available ... who persuaded President Reagan to phase out CFC chemical production; Professor Mario Molina, who won the Nobel Prize for identifying the ...

While methane is a potent greenhouse gas that contributes to global warming, it also has complex chemical interactions in the atmosphere that can affect ozone levels. Understanding these dual ...

Re-entries of SpaceX Starlink satellites are causing environmental concerns by releasing aluminium oxide, which could harm ...

Human activity accounts for the other half. Volatile chemical products, including paints, pesticides and adhesives, also contribute to ozone produced by human activity. Peter Marks, top FDA ...