September 16, 1987 The Montreal Protocol is signed by the U.S., Japan, Canada, and 21 other countries, agreeing to phase out ozone-depleting CFCs by the year 2000. June 23, 1988 ...

Ozone Depletion Research. Learn what caused the holes in the ozone layer and how the ozone layer is recovering since the banning of CFCs. Read how certain clouds affect ozone depletion and more.

EDITOR’S NOTE: The following information is summarized from the records of city, county and state police, fire and hospital agencies. EDITOR’S NOTE: The following information is summarized ...

Emissions of chlorinated very short-lived substances have increased since 1999, offsetting reductions in chlorinated long-lived ozone-depleting substances imposed by the Montreal Protocol ...

World Sustainable Transport Day was declared to recognize the important role of safe, affordable, accessible and sustainable transport systems for all in supporting sustainable economic growth ...

GSK has developed a new propellant technology for inhaler devices that drastically reduces their use of greenhouse gases, which perhaps surprisingly account for nearly half (49%) of the group’s ...

pMDIs started to be transitioned from ozone-depleting chlorofluorocarbon (CFC) to hydrofluoroalkane propellants in the early 2000s to try to improve their environmental profile, but HFAs remain ...

Atmospheric science is the study of the dynamics and chemistry of the layers of gas that surround the Earth, other planets and moons. This encompasses the interactions between various parts of the ...