Ecological Overshoot Flashcards
1
Q
Paper?
A
The human eco-predicament: Overshoot and the
population conundrum
William E. Rees
2
Q
What is an example of a sustainable population?
A
The Tikopia islands
3
Q
Explain this case
A
- Around 5 square miles
- Populated for 3000 years
- For 2000 years, birth control has been practised
- A stable population of 1200
4
Q
Why may a decreasing or stablised population be unwanted by HIC’s?
A
Economic growth, political influence and social stablity consequences
5
Q
What happened between 1800 and 2016?
A
100-fold increase in gdp
6
Q
How does the human population impact biomass?
A
- We make up 36% of all mammalian biomass.
- Our poultry livestock takes up 70% of all avian biomass
7
Q
Is it possible to supply the demands of the current population?
A
No, we would need three earths
