| http://www.w3.org/ns/prov#value | - In the last 45 years in particular food production globally has more than doubled, keeping pace with the growth in population, even though the amount of land used for agriculture has scarcely increased at all.7 This green revolution, as it is called, is the result of four factors: Increased irrigation from underground aquifers, the increased use of manufactured fertilizers and pesticides, the us
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