R1 Eco Footprintfor Blog

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R1 Eco Footprintfor Blog

  1. 1. Topic 5: Changing cities What are environmental issues that are facing cities?
  2. 2. What is an eco-footprint? <ul><li>What do you consume and use within just one day? </li></ul><ul><li>Use the prompts in your booklets, and fill in your answers </li></ul><ul><li>Where do these resources come from? </li></ul><ul><li>Do you make/grow any of them yourself? </li></ul><ul><li>As urban areas grow and grow they have a bigger impact on their surrounding areas </li></ul><ul><li>Initially the area that is effected immediately surrounds the city, but as it grows, a wider area is effected. </li></ul>
  3. 3. What is an eco-footprint? <ul><li>It is the area of land and sea that supplies all the ‘stuff’ that you need to survive- land, for your home, your food , the energy that you use plus all of the materials in what you buy. About 10% of your footprint is set aside for the space needed by other plants and animals to live on the planet. </li></ul>
  4. 4. How are they calculated? <ul><li>There are companies that calculate eco-footprints </li></ul><ul><li>E.g. http:// www.ecologicalfootprint.com / </li></ul><ul><li>http://footprint.wwf.org.uk/ </li></ul><ul><li>What sorts of resources are looked at here? </li></ul><ul><li>You need to be able to assess environmental impacts and footprints of different urban areas and activities </li></ul>
  5. 5. London’s ecological footprint <ul><li>The ecological footprint of London is 293 times its actual size and 42 times its biocapacity, it is an area twice as big as the UK, and about the size of Spain </li></ul><ul><li>If every person in this world consumed this much we’d need at least three planets. </li></ul>
  6. 6. <ul><li>This shows the eco-footprint of 152 countries in the world </li></ul><ul><li>The London average is much greater than the UK average, and massively above the Earthshare (what do you think that this is?) </li></ul>
  7. 7. Reducing footprints <ul><li>What can London do to reduce it’s footprint? </li></ul><ul><li>How could you reduce yours? </li></ul><ul><li>How is a footprint calculated? </li></ul><ul><li>What is an ecological footprint? </li></ul>

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