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1.2 How Science and Technology Are for Society

causing depletion of the ozone layer, followed in 1985 by the discovery of an ozone hole, had a huge effect on efforts to protect the global environment. Alfred Wegener’s theory of continental drift, announced in 1915, is widely accepted around the world today as the plate tectonics theory. At the time of its announcement, however, the mechanism

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  Ozone, Depletion

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