Geosphere, Hydrosphere, Atmosphere, Biosphere

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Presentation transcript:

Geosphere, Hydrosphere, Atmosphere, Biosphere Super Review! Geosphere, Hydrosphere, Atmosphere, Biosphere

Country Name TFR Niger 7.68 (highest) Afghanistan 5.50 India 3.28 World Average 2.56 Mexico 2.31 United States 2.06 China 1.54 Japan 1.20 (lowest)

Current Agricultural System Green Revolution (1960s) Boosted food production with mechanization, superior crop breeding, and high inputs of water, fertilizer, pesticides, and energy (FF) Industrial agriculture – unsustainable! CAFOs Monocropping, high-input, dependent on few crops w/ low genetic diversity (corn, wheat & rice)