L9 Resources Aspect.pptx
- Количество слайдов: 14
Sustainability… from the human perspective and using human language: ‘how biological systems remain diverse and productive over time, a necessary precondition for the well-being of humans and other organisms’.
Three Pillars of Sustainability: the positive spin on what happens where they overlap
Sustainability Principles 1. Reduce dependence upon fossil fuels, underground metals, and minerals 2. Reduce dependence upon synthetic chemicals and other unnatural substances 3. Reduce encroachment upon nature 4. Meet human needs fairly & efficiently
…unsustainable forestry practices in Brazil… and it looks to me like parts of British Columbia
The Cove claims fisher folk in Taiji, Japan are killing 23, 000 dolphins a year, by government order, for ‘pest control’: ØFirst, migrating dolphins forced ashore with nets & sound waves ØSecond, dolphins like Flipper s> aquariums for $100, 000+ each ØThird, unselected forced into the cove and slaughtered, babies first ØFourth, meat sold locally as itself, and in cities as ‘tuna’ ØFifth, meat high in mercury =dolphins, high on sea food chain, already damaged by toxic industrial waste …unsustainable fishing practices on Japanese coast… and over near Vladivostok where one protestor was murdered…
Population curve from ‘the big bang’ to the ‘big boom’
How most of our food is grown and harvested for most of the world…. .
Managing the energy flow – assuming it’s there just for our use, of course….
Asian Brown Cloud
How can the PRC manage resources for 1. 6 billion people? Dry river near Beijing Headwaters of the Yangtze after thirty years of tree cutting managed by the Ministry of Forestry
What most of us really don’t want to think about – especially in a city – what do we do with our waste?
Ecological footprints by country
…the ideal flow in a perfect world… where greed does not make policy at any level
This is now… imagine our Earth in fifty years… will our planet endure past our polluting?
L9 Resources Aspect.pptx