The ozone layer has been on track to recover thanks to the Montreal Protocol—but a loophole may be holding it back. Chemicals ...

The recovery of the ozone layer in Earth's stratosphere could be delayed by several years, according to an international ...

The ozone layer was supposed to be on a steady path to healing. A new study suggests that path has a leak. Researchers from ...

Often hailed as the most successful international environmental agreement of all time, the 1987 Montreal Protocol continues ...

The ozone layer once stood as a clear example of global cooperation. Nations came together under the Montreal Protocol and ...

DENVER — Memorial Day weekend is the kickoff to pool season on the Colorado Front Range, but it’s also the start of ozone pollution season and according to the American Lung Association, Denver’s air ...

A loophole in ozone rules is delaying recovery by years as industrial chemical leaks continue, raising both UV exposure and ...

The Earth's ozone layer is expected to recover within the next 40 years as ozone-depleting chemicals are being phased out of use, a panel of international experts backed by the U.N. says. The panel, ...

Earth's ozone layer is vital to protecting all forms of life – from crops to humans – from the sun's harmful radiation. This shield in Earth's stratosphere has been depleted for decades, putting life ...

After many years of exceeding the federal standard for ground-level ozone, a multi-county region in Northeast Ohio has been ...

A little over three decades now, world communities banded together for a historic deal to keep a hole from the ozone layer from growing. This international treaty, known as the Montreal Protocol, ...

New research reveals ozone in the lower atmosphere in particular contributed to warming in the Southern Ocean - which absorbs much of the planet's excess heat - more than previously realized. The ...