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Abraham, Spencer, 35 activism, ideas for, 77,79-8 3, 84-85. see also grassroots movements Africa, 12

agribusiness, 64,75 agriculture (see also agroeco-logical farming; community gardens; Community Supported Agriculture; Cuba; energy; fertilizers; food production; food security; Green Revolution; Korea, North; organic agriculture; permaculture; pesticides; sustainable agriculture; United States; urban agriculture): invention and early expansion of, 4-6; problems of industrialization, 39-40,69 agroecological farming, 58-59 algae production, 18 ammonia synthesis, 113 animal production, 63 aquifers, 16-17

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