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Criado por Ashley Hay
mais de 8 anos atrás
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tragedy of the commons
clear-cutting
selective cutting
ecologically sustainable forestry
prescribed burn
wildlife refuge
wilderness area
NEPA
(National Environmental Policy Act)
Endangered Species Act
urban sprawl
urban blight
smart growth
food security vs. insecurity
malnutrition
undernutrition
overnutrition
famine
green revolution