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Urban Ecosystems

Urban Ecosystems. Urban Ecosystems -cities are engineered ecosystems so they have many differences from natural ecosystems. Urban Ecosystems. Urban Ecosystems. Urban Ecosystems. Urban Ecosystems. Urban Ecosystems. Urban Ecosystems. Urban Ecosystems. Urban Ecosystems Greener Cities.

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Urban Ecosystems

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  1. Urban Ecosystems

  2. Urban Ecosystems -cities are engineered ecosystems so they have many differences from natural ecosystems

  3. Urban Ecosystems

  4. Urban Ecosystems

  5. Urban Ecosystems

  6. Urban Ecosystems

  7. Urban Ecosystems

  8. Urban Ecosystems

  9. Urban Ecosystems

  10. Urban Ecosystems Greener Cities

  11. Urban Ecosystems Greener Cities: creating urban areas that are more sustainable -require less from outside e.g.

  12. Urban Ecosystems Greener Cities: creating urban areas that are more sustainable -require less from outside e.g. reducing import from outside -vegetable gardens -composting -rainwater collection -high density housing

  13. Urban Ecosystems Greener Cities: creating urban areas that are more sustainable -require less from outside e.g. reducing export to outside -composting -recycling -reusing building supplies -energy efficiency

  14. Urban Ecosystems How green a city is can be summed up by measuring its ecological footprint

  15. Urban Ecosystems How green a city is can be summed up by measuring its ecological footprint Ecological Footprint: a measure of the land area required to sustain a given population of humans

  16. Urban Ecosystems How green a city is can be summed up by measuring its ecological footprint Ecological Footprint: a measure of the land area required to sustain a given population of humans e.g. India: people require little more than the area of their own country to sustain the entire population

  17. Urban Ecosystems How green a city is can be summed up by measuring its ecological footprint Ecological Footprint: a measure of the land area required to sustain a given population of humans e.g. India: people require little more than the area of their own country to sustain the entire population USA: requires 3 entire Earths to sustain the population

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