Super Review! Geosphere, Hydrosphere, Atmosphere, Biosphere.

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Presentation transcript:

Super Review! Geosphere, Hydrosphere, Atmosphere, Biosphere

Country NameTFR Niger7.68 (highest) Afghanistan5.50 India3.28 World Average2.56 Mexico2.31 United States2.06 China1.54 Japan1.20 (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)