Which of the following best describes the 'Ecological Footprint' metric?
- Measures only carbon emissions
- Calculates the biologically productive area required to support a population's resource consumption and waste absorption
- Tracks only water usage
- Measures industrial output only
Answer: Calculates the biologically productive area required to support a population's resource consumption and waste absorption
Ecological Footprint compares human demand on nature with Earth's biocapacity, indicating whether a population lives within planetary boundaries.