group 3 : the far-pacific
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Group 3 : The Far-Pacific. Coral reefs: animal, vegetable or mineral?. Thomas Malthus (1766-1834). Political economist concerned with decline of living conditions Suggested family size of lower class people should be lowered - PowerPoint PPT PresentationTRANSCRIPT
Group 3 : The Far-Pacific
Coral reefs: animal, vegetable or mineral?
• Political economist concerned with decline of living conditions
• Suggested family size of lower class people should be lowered
• His ideas about population growth were foundation for Darwin’s Evolution theory
Thomas Malthus (1766-1834)
Malthusian Overfishing
• Human populations increase at a rate beyond the capacity of the resource base to supply
• Contrasts Market overfishing – high prices, efficient harvest & delivery systems rapidly exhaust fish populations
• Market overfishing – greed• Malthusian overfishing – survival
Changing Cultures in the South Pacific
• Cultures are being displaced• Locals resort to destructive
methods rather than starve• Money replaced more
traditional barter systems• Introduction of money started
process of environmental decay
• Breakdown of local traditions abetted depletion of reefs
• Wealth of knowledge lost
Hong Kong
Hong Kong Seafood Market
Shark Fins