this year's ozone hole over Antarctic is not only much smaller than what it was in 2000 and 2001, but it has split into two. The so-called hole, actually an area of thinner-than-normal ozone, was measured at 15.6 million square kilometers (sq km) in September 2002
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/wholesome-find
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/down-earth
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/canada
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ozone-layer
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/space-technology
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/research
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mexico
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/antarctica