Article | REF: GE1005 V1

Urban biodiversity: from ecology to landscape planning

Author: Philippe CLERGEAU

Publication date: April 10, 2021

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2. Evolution of the urban ecosystem

2.1 Urban environment

The urban environment is known for its strong constraints in relation to natural systems (see ). They can be listed, without any hierarchy, as these characteristics are highly dependent on the location and history of each town:

  • Artificialization or sealing of the soil, resulting in waterproofing that destroys all vegetation development;

  • unstructured soils with no defined horizons. We still fill a hole with earth and rubble from a demolition job, without...

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Evolution of the urban ecosystem