
An example of a green wall (Picture of a Green Wall in Paris: MUSEE DU QUAI BRANLY)
Definition
Green walls are vertical structures that have different types of plants or other greenery attached to them. The greenery is often planted in a growth medium consisting of soil, stone, or water. More...

The ecological footprint of my meal:
- Cropland: cucumber, tomatoes, letuce, potatoes and meat
- Fisheries: /
- Forest: the tomatoes were packed in a carton box
- Build-up land:/
- Carbon footprint: the steak was packed in a plastic package
==> My meal has a small Ecological Footprint because the vegetables (+Potatoes) were produced in Belgium. The only thing that isn't good for the environment is the steak.