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Air pollution

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Transcript

  • 1. AIR POLLUTION
  • 2. What is air pollution? Air pollution is made up of different types of chemicals and gases. It occurs in our atmosphere.
  • 3. What causes air pollution?
  • 4. MAIN CAUSE: Vehicles
  • 5. THEN:Industry
  • 6. Why is airpollution bad?
  • 7. Medical ReasonsCauses stroke, heart and respiratory problems. As well as asthma, chronic bronchitis and cancer.
  • 8. Global WarmingEarth’s temperature rises → melts the polar ice caps → sea level rises → flooding.
  • 9. Reduces Ozone Layer It loses its ability to protect us from harmful UV rays.
  • 10. Acid RainKills plants and animals.
  • 11. How can we fightagainst air pollution?
  • 12. Use of hybrid or electrical vehicles.
  • 13. Use of green energy
  • 14. Air Pollution in SPAIN
  • 15. Approximately 80% ofSpain’s air pollution is caused by vehicles
  • 16. This is a picture of Madrid’s “grey beret”: Airpollution that hangs over the city during periods of dry weather
  • 17. Air pollution is above legal limits in over 50 cities.More than 15million people breathecontaminated air in Spain.
  • 18. POLLUTION
  • 19. NOISE POLLUTION
  • 20. What is noise pollution?All types of sound nuisance that are caused by various sources.
  • 21. What causes noise pollution?
  • 22. Industrial machines
  • 23. Aircrafts
  • 24. Street Traffic
  • 25. Railroads
  • 26. Music
  • 27. How is noise level measured? Noise level is measured in decibels (dB).
  • 28. According to the World Health Organisation,exposure to any noise above 65dB is considered to be harmful to our health.
  • 29. WHY IS NOISEPOLLUTION BAD?
  • 30. IT AFFECTS OUR HEALTH
  • 31. Learning Difficulties
  • 32. Sleeplessness
  • 33. TinnitusA constant ringing sound in the ear
  • 34. High Blood Pressure
  • 35. Memory Deterioration
  • 36. Increased Stress and Irritability
  • 37. Hearing Problems
  • 38. IT AFFECTS OUR ENVIRONMENT
  • 39. Birds They need to calllonger and louder. They find it difficult to locate prey. Intense noise can affect growth of chickens and egg production
  • 40. Squid, Octopus and CuttlefishSever damage is caused to their auditory structures with low frequency sounds.
  • 41. Dairy CowsExcessive noise affects milk production.
  • 42. PlantsNoise can also interfere with pollination and seed spreading.
  • 43. HOW CAN WE REDUCE NOISE POLLUTION?
  • 44. Thermal double glazing for windows can help reduce street noise.
  • 45. Sound insulation on rooftops for aircraft noise.
  • 46. Wearing ear plugs to reduce noise
  • 47. NOISEPOLLUTION IN SPAIN
  • 48. Spain is recognised as one of the “noisiest countries in Europe”
  • 49. Spain, according to the World Health Organization (WHO) data, is the secondnoisiest country in the world after Japan. So, 70% of the Spanish population suffers "unacceptable" noise levels.
  • 50. Let’s not be the joke of theUniverse. Make Earth feel proud.National Geographic
  • 51. If we intend to provide a better life, and abetter world, for future generations, wecant ignore the quality of the environmentwe leave them.~ John Kasich, politician
  • 52. The environmental crisis is a global problem, and only global action will resolve it. ~ Barry Commoner, biologist