Tag Archives: ozone
A Warming Planet Is Helping Shrink The Ozone Hole To Smallest Since 1988
At its peak on Sept. 11, 2017, the ozone hole extended across an area nearly two and a half times the size of the continental United States. The purple and blue colors are areas with the least… [[ This is … Continue reading
What Is the Impact of Volcanic Ash on the Ozone Layer?
Volcanic eruptions could result in ozone depletion until 2070 or beyond, despite declining concentrations of human-made CFCs. The next major volcanic eruption could kick-start chemical reactions that would seriously damage the planet’s already besieged ozone layer. The extent of damage … Continue reading
Tropospheric ozone change from 1980 to 2010 dominated by equatorward redistribution of emissions
Nature Geoscience 9, 875 (2016). doi:10.1038/ngeo2827 Authors: Yuqiang Zhang, Owen R. Cooper, Audrey Gaudel, Anne M. Thompson, Philippe Nédélec, Shin-Ya Ogino & J. Jason West Ozone is an important air pollutant at the surface, and the third most important anthropogenic … Continue reading
First signs of healing in the Antarctic ozone layer
A simulation of the Antarctic ozone hole, made from data taken on October 22, 2015. Scientists at MIT and elsewhere have identified the “first fingerprints of healing” of the Antarctic ozone layer, published today in the journal Science. The team … Continue reading
Arctic snow helps ozone killer
(ANSAmed) – Rome, 16 APR – you hide in Arctic snow between ozone killer: bromine released into the atmosphere from melting snow in spring. The research, published in Nature Geoscience, Purdue University. The vast expanses of snow play a very … Continue reading