Chapter 11b

Chapter 11b - Solutions increase supply in regions reduce...

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Solutions increase supply in regions reduce demand
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Increase Supply: Growing?
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Increasing Yield per Acre The Green Revolution programs that have led to the development of new strains of crops with higher yields, better resistance to disease or better ability to grow under poor conditions Improved Irrigation Drip irrigation conserves water, but more expensive
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Irrigation techniques
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Genetically Modified Food Genetically Modified Crops are modified by genetic engineers to produce higher crop yields and increase resistance to drought, cold, heat, toxins, plant pests and disease Ethical, health issue?
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Agriculture and Ecology
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Six Ways Agroecosystems Differ from Natural Ecosystems and Some Associated Problems Try to stop ecological succession and keep the agroecosystem in an early successional state Must continually plow, and clear…takes energy Monoculture: Large areas planted with a single species One disease could wipe out entire crop Soil depleted of specific nutrients
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This note was uploaded on 05/27/2008 for the course ENSC 1001 taught by Professor Skelton during the Spring '08 term at GCSU.

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Chapter 11b - Solutions increase supply in regions reduce...

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