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Published: Monday 23 September, 2013

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Increase of Greenhouse GasesHuman activity is increasing the concentration of greenhouse gases in the atmosphere. The EPA reports levels of carbon dioxide before the Industrial Revolution began were approximately 280 parts per million. Current levels are more than 380 parts per million and are increasing yearly. Burning fossil fuels also causes the release of nitrogen oxide, as does the use of fertilizers. Combustion of fossil fuels, such as oil, gas or coal, contributes to the increase in carbon dioxide. Farms, coal mines, landfills michael kors online outlets and companies that use oil and natural gas contribute to the increase of methane gas in the atmosphere. It should not be used as a substitute for professional medical advice, diagnosis or treatment. LIVESTRONG is a registered trademark of the LIVESTRONG Foundation. Moreover, we do not select every advertiser or advertisement that appears on the web sitemany of the advertisements are served by third party advertising companies. michael kors online outlets

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