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The Ozone Hole 2000

Ozone Hole Area Minimum Ozone (million km2) (DU) Maximum Daily Minimum Daily Year Date Value Date Value 2000 09 September  29.9  29 September 89 http://ozonewatch.gsfc.nasa.gov     British Antarctic Survey summary-The 2000 ozone hole reached its greatest extent in early September at 28.4 million square kilometres and was the largest ever-recorded ozone hole. It reached …

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Best Small Humidifier For Sinus Problems

Sinus problems are usually caused by the inflamed nose which causes difficulty in breathing. The symptoms include headache, facial pain, and a running nose. Humidifiers can be very helpful in fighting off these infections.  This article reviews the best small humidifiers for sinus problems. 5 Best Humidifier For Sinus Problems #1. Levoit Humidifiers for bedroom, …

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