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Ecological footprint measures land and water area required to support lifestyle. It compares personal demand against planetary capacity.
Guide étape par étape
- 1Calculate using consumption data: food, housing, transportation, goods, services
- 2Convert to global hectares (productivity-adjusted)
- 3Compare to 1.73 gha/person available; typical Western: 4-5 gha/person
Exemples résolus
Entrée
Typical American lifestyle
Résultat
Ecological footprint ~5 gha (2.9× sustainable)
Unsustainable
Erreurs courantes à éviter
- ✕Treating personal footprint reduction as solving climate change
- ✕Ignoring systemic change needed
Questions fréquentes
What's the difference from carbon footprint?
Ecological includes land use for agriculture, forest, water; carbon is a subset focusing on emissions.
Can footprint be reduced quickly?
Yes, major reductions from car elimination, diet change, less consumption. Behavior change is fastest lever.
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