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Unformatted text preview: 6. More than half of all the synthetic nitrogen fertilizer eve used was applied after 1985. 7. The atmospheric concentration of carbon dioxide has increased by almost a third since 1750; 60 per cent of that increase has happened since 1959. 8. A quarter of commercially important fish stocks are over-harvested. 9. Up to 35 per cent of irrigation withdrawals could exceed replenishment rates. 10. More than a billion people survive on less than $1 a day. 11. Approximately 856 million people are under-nourished. 12. Up to 2 billion people are affected by water scarcity. 13. Approximately 1.8 million people still die annually due to inadequate hygiene, sanitation or water supply....
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This note was uploaded on 04/28/2011 for the course ANTH 482 taught by Professor Mills during the Spring '11 term at University of Hawaii, Manoa.
- Spring '11