Global Warming By Roberta Franchi
What is  Global  Warming? <ul><li>Global warming is the rise of the temperature on earth but humans are making it get hott...
What causes Global  Warming? <ul><li>Global warming is caused by greenhouse gases that are: </li></ul><ul><li>Water vapour...
Who/what does  it affect? <ul><li>If earth gets hotter some changes mite happen like: </li></ul><ul><li>Water expands so s...
How can we reduce the  problem? <ul><li>There are simple things like: </li></ul><ul><li>Recycle </li></ul><ul><li>Re-use p...
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Global Warming

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Global Warming

  1. 1. Global Warming By Roberta Franchi
  2. 2. What is Global Warming? <ul><li>Global warming is the rise of the temperature on earth but humans are making it get hotter more quickly. </li></ul>
  3. 3. What causes Global Warming? <ul><li>Global warming is caused by greenhouse gases that are: </li></ul><ul><li>Water vapour </li></ul><ul><li>Carbon dioxide </li></ul><ul><li>Methane </li></ul><ul><li>Nitrous dioxide </li></ul><ul><li>Ozone </li></ul><ul><li>Chlorofluorocarbons </li></ul><ul><li>These are natural gases but they can be formed by pollution like: </li></ul><ul><li>Animal waste/methane </li></ul><ul><li>Cutting down rainforests and forests </li></ul><ul><li>Burning coal and petrol </li></ul>
  4. 4. Who/what does it affect? <ul><li>If earth gets hotter some changes mite happen like: </li></ul><ul><li>Water expands so sea level rises </li></ul><ul><li>Ices melt, some cities flood and some islands disappear </li></ul><ul><li>Animals like polar bears get extinct </li></ul><ul><li>No snow in the mountains </li></ul><ul><li>Lakes and rivers dry up </li></ul><ul><li>More droughts </li></ul><ul><li>Some plants and animals get extinct from heat </li></ul><ul><li>More hurricanes, tornadoes, storms and fires </li></ul>
  5. 5. How can we reduce the problem? <ul><li>There are simple things like: </li></ul><ul><li>Recycle </li></ul><ul><li>Re-use plastic bags and envelopes </li></ul><ul><li>Have a compact heap </li></ul><ul><li>Use paper on both sides </li></ul><ul><li>Give things to charity </li></ul><ul><li>Only fill the kettle with the water you need </li></ul><ul><li>Don’t leave TV or computer on standby </li></ul><ul><li>Use washing machine at 40 degrees </li></ul><ul><li>Switch lights off when you don’t need them </li></ul><ul><li>Use bicycle </li></ul><ul><li>Have shower instead of bath </li></ul><ul><li>Use local products </li></ul>

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