In the 1980s, the world came together to ban CFCs, commonly used chemicals that were destroying the atmosphere’s ozone layer. “The disaster was in terms of food. Crops that couldn’t be grown ...

To save the ozone layer, the international community signed the Montreal Protocol on Substances that Deplete the Ozone Layer, which went into effect in 1989. The treaty calls for phasing out ...

Did humans really save the ozone layer? In 1974, Dr. Mario Molina and Dr. Sherwood Roland of the University of California published a paper asserting that chlorofluorocarbon (CFC) pollution from ...

The depletion of the ozone layer is not a major cause of climate change. But research is showing that these efforts to save the ozone layer are proving beneficial in the fight against climate change.

had caused a hole in the ozone layer that was only getting bigger. The news was dramatic enough to spur the signing of the Montreal Protocol by the end of 1987, kicking off the phaseout of CFCs.

While most of the world has warmed, parts of the southern hemisphere have remained stubbornly cold—oddly enough because of a gaping hole in the ozone layer. Now new research shows that all the ...

In 1988, the Montreal Protocol was the first step in a long process to save the ozone layer. Sean Davis explains the impact of the agreement, and the lessons we can apply to the crisis we face today.

Under certain circumstances, the researchers write, small decreases in the ozone layer could now save lives. “There can be these strange, unexpected ripple effects that have substantial ...

The ozone layer is on track to heal within four decades, according to a recent UN report, but this progress could be undone by an upsurge in rocket launches expected during the same period.

But will scientists admit that they didn’t save the ozone layer? Ozone is a gas made up of three oxygen atoms (O 3). Ninety percent of the ozone in the atmosphere is found in the stratosphere, a layer ...