ANTHROP 1AA3 Lecture 9: Anthro - week 9 notes
3 May 2017
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How humans are transforming the earth - contemporary global trends. Technology, modernity, and economic growth will solve our problems. Understanding relationship between humans and their envvironment, past and present. We have been modifying/damaging the environment for a long time (small scale) Modern humans - happening on a larger scale. Many subsistence farmers can"t afford seeds, fertilizers, equipment. Failed to address unequal access to food and food-producing resources. Number of hungry people in the world 2010: New high yield crop varieties, fertilizers, pesticides, & mechanized equipment. Countries that had regular famines prior to green revolution now had grain reserves in supply for lean years (e. g. , india & latin america) Goal - increase production to end world hunger. 1/4 of all agricultural nitrogen leaches into groundwater. Genetic and biological variation within and between species. 1/4 of all prescription drugs come from plants. Decreased biodiversity can lead to increased infectious disease. 2010 study - 12 diseases increased when species diversity decreased.
