IDSB02H3 Lecture Notes - Lecture 9: Genetically Modified Food, Genetically Modified Organism, Soil Fertility
6 Feb 2018
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Document Summary
But also- dependence on multinational corporations and export crops. Agriculture is the main consumptive human activity for many natural resources. In particular agriculture as a source of environmental issues surrounding: water. Agriculture is the key consumptive human activity for many of our natural resources. In particular agriculture as a source of environmental issues surrounding: water, greenhouse gases. Agriculture is key consumptive human activity for many of our natural resources. In particular agriculture as a source of environmental issues surrounding: water, greenhouse gases, biogeochemical cycles (n, p, k) Fertilizers: more than doubled the quantities of new n and p entering biosphere. 1950s: the rise in pesticides, synthetic fertilizers, irrigation, and high yielding varieties, plus agricultural research, extension, and infrastructural development. Allowed food production to enable, or keep pace with, worldwide population growth. The package" of new seeds, techniques and inputs could raise yields upwards of threefold focused on wheat and maize then to rice and tubers.
