POL114H5 Lecture Notes - Lecture 13: Kyoto Protocol, Environmental Migrant, Soil Retrogression And Degradation

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22 Oct 2016
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Final exam: 13 december; saturday 5:00-7:00; check location. Us: began to recognize that environmental problems are national security threats. Loss of biodiversity declined by a 100-1000 times more than the normal rate; rapid speed in the loss of biodiversity: b/w 1970 and today almost 50% of species are gone. Ocean stress 90% of fisheries in the ocean are overexploited or collapsing; the fish are not in an infinite supply. Fresh water global warming has resulted in melting glaciers (regulate the supply of fresh water; rivers etc. ) Rise level of co2 in atmosphere: global climate cannot be stable if the concentration of. Impact of human society on the global environment=population*consumption*technology. Much of the planet is in deep poverty and aspiring for higher consumption level. Assumption that environment is a place of infinite extraction and disposal: change of technology: adopt recyclable waste; cyclical industrial metabolism; consumers are not the only important factors. Thomas homer: increased conflict in 3rd world countries.

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