Wackernagel, M., and W. E. Rees. 1996. Our Ecological Footprint: Reducing Human Impact on the Earth. Gabriola Island, BC: New Society Publishers. Wackernagel, Mathis, Niels B. Schulz, Diana Deumling, Alejandro Callejas Linares, ...
This work was replicated by David Hamilton Wright producing an estimate of 20 to 30 percent human appropriation of potential prehuman global net biological production, which he estimated at 2800 Ej (2800*1018 joules).
Anthropology and Contemporary Human Problems
Anthropology and Contemporary Human Problems
Bodley trenchantly critiques the most pressing global mega-problems, such as unsustainable growth, resource depletion, global warming, and poverty and conflict, and shows how anthropology makes it possible to find solutions.