ENV 1101 Lecture Notes - Lecture 6: Norman Borlaug, Resource Consumption
23 Dec 2016
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2 people born per second, 80 million per year. Optimum population trust - a controversial group that advocates limiting of population so that everyone can access to food, water, and shelter. disregarding immigrants, us increases at negative growth rate projection of population in 2050: 9 billion. Niger tripled, supposed to overtake the population of u. s. 2. 25-2. 5% is freshwater, and only 1% of this freshwater is available for human use. Can"t use the ice that is 99% of other freshwater because ice reflects light and prevents global warming. more than 1. 2 billion people lack safe access to drinking water. In --- years half of the population will live in places where drinking water is scarce water shortage is a great concern. 120 liters of water necessary to make one cup of coffee. growing, exporting, processing. for 1 hamburger patty 8000 liters. Lake chad has decreased to 1/10 is original size, yet 30(13??) million depend on it salinization.
