Class Notes (1,100,000)
CA (620,000)
McMaster (50,000)
ANTHROP (2,000)
ANTHROP 1AA3 (1,000)

ANTHROP 1AA3 Lecture Notes - Orthohantavirus, Environmental Degradation, Sub-Saharan Africa

Course Code
Sandra Preston

This preview shows half of the first page. to view the full 2 pages of the document.
March 7/2013
Anthropology 1AA3
How Humans are Transforming the Earth Contemporary Global Trends
Green Revolution PROs
- 1950 1985: World grain supplies increased nearly 3x
- Countries that had regular famines prior to Green Revolution now had grain reserves in supply for lean
years (e.g. India)
- Goal increase production to end world hunger
Green Revolution CONS
- Technology not spread evenly
- Many subsistence farmers can’t afford seeds, fertilizers, equipment
- Africa benefited least
- Failed to address unequal access to food and food-producing resources
Development and Indigenous People (text pp. 260-264)
- Usually occupy remote areas that are rich in natural resources
- 300-350 million people (5% of world’s population)
- Political/economic interests in resources in these territories
Number of hungry people in the world (2010)
- Total = 925 million
o Developed countries 19
o Near East and North Africa 37
o Latin America and the Caribbean 53
o Sub-Saharan Africa 239
o Asia 577
Environmental Costs of Green Revolution
- Environmental degradation
- ¼ of all agricultural nitrogen leaches into groundwater
- Loss of species variety monoculture
- Loss of indigenous agricultural knowledge
Loss of Biodiversity
- Genetic and biological variation within and between species
- Many species still undiscovered
- Extinction leads to decreased biodiversity
- ¼ of all prescription drugs come from plants
o Less than 1% have been studied
We don’t truly understand what these plants can do
o Decreased biodiversity can lead to increased infectious disease
o 2010 study
You're Reading a Preview

Unlock to view full version