Human-induced destruction of the stratospheric ozone layer — which lies between 10 and 50 km altitude — was first detected in the mid 1980s, and has remained a serious environmental concern ...

Antarctic ozone hole starts to 'heal ... the atmosphere where damage to the ozone layer can be done. "The measurements report dichloromethane at an altitude of 10-12km - this is still the ...

Yet, that is what some researchers at NASA did a few years ago. Atmospheric physicists Paul Newman and Luke Oman built a simulation of the Earth’s atmosphere and then proceeded to strip away our ...

In 2015, scientists at NASA predicted that the Ozone Hole would be half closed by 2020. That hasn’t happened. Other ...

Scientists say there are promising signs for the ozone layer over Antarctica, but trends will need to continue for several more decades before this critical layer of the stratosphere is fully ...