Resources

Resources - Resources Are We Running Out ? Outline Are we...

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Resources – Are We Running Out ? …
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mgb-eat1 Outline Are we Running Out of Resources? – Can We Sustainably Provide for Ourselves? – An Age-old Question Do We have Too Many People ? – The Importance of Population What are “Resources”? Resource Types and Characteristics Perspectives on “Are we Running Out?” …. The Status of some resources
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mgb-eat1 What are Resources? Definitions of “Resources” UNESCO USEPA Parks Canada Provide material basis of subsistence -- human needs and wants (consumption, trade …) Sources and Sinks Resources are those things that are useful to humans Without us, NO “resources” Resources not stable over space and time; change with needs … Robert Zimmerman
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mgb-eat1 What are Resources? Examples – Oil; platinum; food from plants Wild rubber Amerindians – sports; foot protection Europe (18 th c.) – erasers; Mackintoshes; limitations Was it a “resource” ? Vulcanization (1839) – explosion in innovation, demand Price of rubber sky-rockets; economic boom, massive wealth in Amazon (1860-1910) Henry Wickham (1876) – Kew Gardens Plantation rubber takes over almost completely 1905-20 at fraction of cost
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mgb-eat1 What are Resources? WW II – Japanese capture SE Asian plantations; wild rubber rebounds Post-war – Plantations revived, wild rubber collapses Synthetic rubber developed circa 1930, plantation rubber collapses
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This note was uploaded on 03/23/2012 for the course ENVR 201 taught by Professor Badami during the Fall '08 term at McGill.

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Resources - Resources Are We Running Out ? Outline Are we...

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