«By merging the ESA Climate Change Initiative's data with NASA's, we clearly see negative ozone trends in the upper atmosphere before 1997 and positive trends after,» concludes Viktoria Sofieva, Senior Research Scientist at the Finnish Meteorological Institute. (en.ilmatieteenlaitos.fi)
NOAA scientists will systematically analyze ozone trend data and interpret findings at a level of integration and understanding never before achieved. (esrl.noaa.gov)
Larger circles indicate sites where there is greater certainty about the ozone trend. (sciencedaily.com)