Results of the Green Revolution PowerPoint PPT Presentation

presentation player overlay
1 / 7
About This Presentation
Transcript and Presenter's Notes

Title: Results of the Green Revolution


1
Results of the Green Revolution
  • Africa experienced very little success 1970s.
  • Insecurity, lack of infrastructure, corruption,
    lack of cooperation
  • Natural limits, water and soil

2
Future of the Green Revolution
  • Yield increases leveled off in mid 1980s
  • Petro chemicals costs increases
  • Chemical fert, pest, and herb damage the ecosystem

3
Future of the Green Revolution
  • Fert - runoff makes algee grow, too much oxygen,
    choke out fish
  • Herb - eliminate plant diversity
  • Pest - eliminate insect diversity
  • All exspensive

4
Future of the Green Revolution
  • Genetically altered plants mutate others (roundup
    ready corn)
  • Loss of diversity of food

5
Future of the Green Revolution
  • Neo-Malthusian theory
  • Sustainability
  • Carrying capacity
  • Time article

6
Future of the Green Revolution
  • Monocultures - lack of diversity in diet
  • Socioeconomic - poor cannot afford to farm.

7
Future of the Green Revolution
  • Globalization
  • Larger farms, fewer farmers
  • Poor move to cities
  • Work in foreign owned factories
  • Rich richer, poor poorer
Write a Comment
User Comments (0)
About PowerShow.com