Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

The ozone hole over the Antarctic is likely to begin contracting in the future and may disappear by 2050 because of a reduction in the release of chlorofluorocarbons and other ozone-depleting gases, ...

Earth’s protective ozone layer is slowly but noticeably healing at a pace that would fully mend the hole over Antarctica in about 43 years, a new United Nations report says. A once-every-four-years ...

Around this time last year, a study was published revealing that at least one entity somewhere in the world was likely engaging in the production of a banned ozone-depleting chlorofluorocarbon gas ...

“In 2015, scientists at NASA predicted that the Ozone Hole would be half closed by 2020. That hasn’t happened. Other scientists have forecasted that the hole will not begin to disappear until 2040 or ...

Global emissions of a potent substance notorious for depleting the Earth’s ozone layer – the protective barrier that absorbs the Sun’s harmful UV rays – have fallen rapidly after an unexpected ...

Mario J. Molina, a professor at the Massachusetts Institute of Technology who won the 1995 Nobel Prize in Chemistry for his role in elucidating the threat to the Earth's ozone layer of ...

Data from the National Aeronautics and Space Administration (NASA) shows that the ozone hole for the fall maximum season grew 22 percent from 2014 to 2015. World consumption of ozone depleting ...

Chinese factories are pumping tons of dangerous chemicals into the air despite an international agreement intended to halt the destruction of the ozone layer, a study released on Wednesday said. Two ...

Global emissions of a key contributor to the depletion of stratospheric ozone fell suddenly between 2018 and 2019, largely driven by reductions from within China, according to new analysis (Nature ...

U.S. residents junk some 8 million refrigerators annually. The unrecyclable components, including polyurethane foam insulation, often go into community landfills. Through the early 1990s, this foam ...