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Today South Asia

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Today South Asia. Green Revolution: positive or negative. Natural ... Tight spacing and mechanization can lead to soil compaction. Erosion & salinization ... – PowerPoint PPT presentation

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Title: Today South Asia


1
Today South Asia
  • Green Revolution positive or negative
  • Natural resources industry

2
Last time Questions?
  • Agriculture cattle
  • Green Revolution
  • Consequences of Green Revolution

3
South Asia GR
  • Per hectare productivity up
  • Yet still below worlds best
  • Poor performance due to
  • Uncertain Monsoon and lack too little irrigation
  • Tenure uneven
  • Most small holders are too poor gt
  • Cannot afford inputs
  • But, since late 1960s S Asia has been able to
    feed itself but for how long?

4
Globally, Problems Successes critics and
advocates
  • Successes
  • Improved productivity 2-3 times as much per
    hectare
  • Far lower prices for main grain crops world wide
  • Lower rates of extensification world wide
  • Vastly increased food production
  • Lower proportions of hunger and lower absolute
    numbers
  • But regionally variable

5
Yields Are Up, But Growth is Slowing
World Resources Institute
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8
Problems with the GR technology
  • Chemical pollution
  • Runoff can enter water tables and poison local
    water sources
  • Individual farmers often have very little
    knowledge of risks using pesticides especially
    thus compromising their health

9
Problems with GR technology II
  • Soil damage
  • Chemicals, especial herbicides and other organic
    killers, can also kill micro organisms within the
    soils
  • Very tight spacing of crops in the field lead
    to large demands on the soils for nutrients
  • Tight spacing and mechanization can lead to soil
    compaction
  • Erosion salinization

10
Other Problems
  • Uneven geographic and crop-specific impacts
  • Little improvement in pulses and root crops
  • Little improvement in dryland crops - mostly
    un-irrigated (barley, millets, and sorghums)
  • Regionally uneven
  • Recent increases due to increase in fertilizer
    use not seeds per se

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Problems continued
  • Impacts on large and small holders
  • Difficult for poor to afford the package
  • Benefits of improved output mostly to the already
    relatively better off
  • Other criticisms
  • Genetic loss
  • Petroleum dependence (fertilizer)
  • Dependence on irrigation
  • Does not solve the food problem

13
Natural Resources Industry
  • India dominant for resources and industry
  • Bangladesh, Sri Lanka, and Pakistan new centers
    for low-tech assembly (maquiladora type labor)
  • Indian natural resources
  • Iron coal
  • Little petroleum

14
Industry Economic Development
  • Industrial development British colonial legacy
  • New back office and hi-tech developments
  • Maquiladora-type, export led developments
  • Micro-credit
  • Muhammad Yunus Grameen Bank Awarded The Nobel
    Peace Prize for 2006 www.grameen-info.org/
  • Also see www.kiva.org

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Locales of industrial development
  • Pakistan Lahlore
  • Bangladesh Dhaka
  • India
  • Old colonial cities
  • Mumbai/Bombay Delhi light industry finance
  • Calcutta W Bengal heavy industry
  • New Silicon plateau Bangalore-Madras

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