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mahendra online test purchase published this article page no 19 NASA reported that  ozone hole near south pole is in its smallest size since it was  discovered. In 2006 the hole was 10.3 million square miles. However  recently  it has reduced to 3.6 million square miles. Scientists say that the hole is smaller than it was found in 1985. Every year the ozone hole reaches its peak in September and October and disappears by late December. Earths ozone layer shields life from harmful solar radiation.  The manmade chlorine compounds that can last in air for 100 years nibbled at the Ozone particles. This led to thinning of the Ozone layer in the Southern Hemisphere mahendra online test purchase.