ENV100Y5 Lecture 4: ENV100 - Module 4
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ENV100Y5 Full Course Notes
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Document Summary
Cell phones and many other high-tech products contain coltan, used to make tantalum capacitors. Democratic republic of the congo: resource curse (resource-rich countries) Since 2000, 5 million+ died and millions more fled. Profits from coltan sales financed the war conflict minerals . Recyclable resources (classified on a basis of management) Earth resources (abiotic) and living resources (organisms) - classified on a basis of origin. Critical flow resources (effectively non-renewable because of mismanagement) Non-renewable on a humanly accessible timescale: mineral & rock resources, some energy resources (ex fossil fuels, generally excludes living resources (why? because they are a different type of resource. They are stock and flow, where a balancing of going in and going out occurs. Non-renewable resources are not like that, we are dispensing them at a limit). Living resources replace or restock themselves by birth and growth! Stock is renewable (at least in theory: living population stocks can be mismanaged to the point where the population crashes irretrievably.
