Air pollution

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Post on 28-Jun-2015




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<ul><li> 1. BySalehe Sekandari</li></ul> <p> 2. The percentage of oxygen in theair has not been reducedsignificantly with the advent of airpollution. 3. industrial emissions Humancar exhaust causesSmoke fromSmok fromforest fireforest fireDust stormnaturalphenomenaHot springvolcanoes 4. 1 2 3 4 5 6 7 8 9 10 + 5. 2.Air PollutionHas NegativeEffects on Heart Health:air pollution can negatively affectthe ability of the heart with serious. 6. 3.Air Pollution Raises BloodPressure: 7. The problems of air pollution is furthercomplicated by existence of inversion layers. 8. An inversion layer is a layer of warmerair over a cooler surface layer of air.It results from:1.Topographical character2.Proximity to water 9. vitamins A and C benefited people whowere sensitive to air pollutants. 10. vitamins B6 and B12 help guard theHeart from the impact of air pollution 11. Over three million premature deaths each year are caused by air pollution, according to the World Health Organization (WHO).</p>