The global air pollution
Do you know what’s hidden in the sky? <ul><li>Greenhouse effect </li></ul><ul><li>Ozone depletion </li></ul><ul><li>Acid r...
They are killers! <ul><li>The greenhouse effect causes global warming. </li></ul><ul><li>Some animals lose their homeland....
The ozone layer  can protect us from cosmic rays. Ozone depletion But now! It has holes If we lose the protection, we will...
Acid rain <ul><li>Corrodes buildings </li></ul><ul><li>Withers trees </li></ul>
The reasons <ul><li>F actories and automobile exhaust are the major reasons. With the rapid development of country industr...
There are... <ul><li>Freon </li></ul>Industrial waste gas Automobile exhaust
What can we do? <ul><li>Energy saving </li></ul><ul><li>Standby power cuts </li></ul><ul><li>Recycling resource </li></ul>...
Do your part! for our earth for our tomorrow for our air
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[Challenge:Future] The global air pollution

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[Challenge:Future] The global air pollution

  1. 1. The global air pollution
  2. 2. Do you know what’s hidden in the sky? <ul><li>Greenhouse effect </li></ul><ul><li>Ozone depletion </li></ul><ul><li>Acid rain </li></ul>
  3. 3. They are killers! <ul><li>The greenhouse effect causes global warming. </li></ul><ul><li>Some animals lose their homeland. </li></ul>Help me!
  4. 4. The ozone layer can protect us from cosmic rays. Ozone depletion But now! It has holes If we lose the protection, we will...
  5. 5. Acid rain <ul><li>Corrodes buildings </li></ul><ul><li>Withers trees </li></ul>
  6. 6. The reasons <ul><li>F actories and automobile exhaust are the major reasons. With the rapid development of country industry, the increase of population, the increase of cars, air pollution becomes a profoundly problem. </li></ul>
  7. 7. There are... <ul><li>Freon </li></ul>Industrial waste gas Automobile exhaust
  8. 8. What can we do? <ul><li>Energy saving </li></ul><ul><li>Standby power cuts </li></ul><ul><li>Recycling resource </li></ul><ul><li>Water-saving </li></ul><ul><li>Reduce trash </li></ul><ul><li>Recycling resource </li></ul><ul><li>Regulating the appropriate indoor temperature </li></ul>
  9. 9. Do your part! for our earth for our tomorrow for our air
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