Department of Chemistry and Biochemistry, University of California at San Diego, 9500 Gilman Drive, La Jolla, California 92093, United States ...

School of Earth and Atmospheric Sciences, Georgia Institute of Technology, Atlanta, Georgia 30331, United States ...

NEW YORK (AP) — U.S. stocks rose Tuesday after more companies said they made bigger profits at the end of last year than analysts expected and as Treasury yields eased. The S&P 500 climbed 0.9% ...

For simplicity, we excluded the corresponding data instead of applying data imputation (2479 entries instead of 2907), as ozone exhibits a distinct yearly cycle (see Figure 1). Although the impact is ...

But, once the feedback loop is triggered, even a successful attempt to curtail the emissions of climate-changing pollutants won’t stop the melt-eruption-melt chain reaction. And Antarctica’s ...

Our use of ozone-depleting substances such as chlorofluorocarbons (CFCs) had torn a hole in the ozone layer that protects us from the sun’s harmful ultraviolet radiation. United Nations ...

chemicals called chlorofluorocarbons (CFCs) — once widely used in aerosols and refrigerators — were found to be reducing ozone levels, creating annual holes largely over the Antarctica region.

Under the Ozone-depleting Substances and Halocarbon Alternatives Regulations (ODSHAR), every person must receive written authorization from the Minister of Environment and Climate Change Canada prior ...