Earth at risk: - PowerPoint PPT Presentation

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Earth at risk: PowerPoint Presentation
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Earth at risk:
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Earth at risk:

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Presentation Transcript

  1. Earth at risk: Pollution

  2. Types of pollution: • Air pollution; • Water pollution; • Noise pollution; • Soil pollution

  3. Air pollution: Effects • Average IQ down 5 points; • 5 million environmentally- caused deaths among children PER YEAR (WHO) and… excessive health care costs;

  4. Air pollution: Effects • 50% of all deaths – environmental factors; • Smog kills more people than do car accidents; • Extreme reduction in visibility (dimming)

  5. Air pollution: Effects • Cooking 3 hours per day= smoking 2 packets of cigarettes daily (indoor air pollution)

  6. And… ...We are having the Statue of Liberty deteriorating due to acid rains

  7. Air pollution: What have we done wrong? • Big cars (pretty environmentally- hostile, aren't they?)

  8. Air pollution: What have we done wrong? • Hair sprays & deodorants; • Paper and battery manufacturing, metal smelting; • Underfunding of R&D

  9. Air pollution:We can still tackle it • Stricter regulation; • Transition to cleaner burning fuels and renewable sources of energy; • Cap & trade system

  10. Water pollution: effects • 90% of rivers and lakes are polluted; • Water scarcity violent clashes over water supply; • Frequent outbreaks of cholera and typhoid

  11. Water pollution: Major causes

  12. Water pollution: what can be done? • Better sewage treatment; • Beach monitoring programs; • Water conservation; • Stopping deforestation; • Reduction in pollution from oil and petroleum liquids;