SCIE 1P50 Lecture Notes - Lecture 2: Guesstimate, Mathis Wackernagel, Ecological Footprint
15 Sep 2017
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Document Summary
Scie 1p50 - lecture 2 - consuming earth"s resources. Using goods and services of the planet for our needs. Leaving sufficient goods and services of the planet for others including future generations. Human population growth impacts all environmental problems and consumption of goods and services. Our consumption of resources has increased faster than our population growth. The capacity of ecosystems to produce useful biological materials and to absorb waste materials generated by humans, using current management schemes and extraction technologies. Biocapacity is usually expressed in areas of lands: global hectares gha. Biocapacity shrinks upon the increase of the population which increases ecological and social instability (ecological footprint) Ecological footprints offer a way to: track, measure, compare (ourselves, before and after, formulate policy, mitigation initiatives (to be opting for cleaner fuels, renewable, more efficient technology. Ecological footprints - production and consumption of good and services involve land use.
