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Which problem did not face by the Europe in the first half of the 19thcentury? (a) unemployment (b) competition from imports of cheap machine-made goods(c) High food prices (d) Agricultural over production |
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Answer» Answer: As carbon DIOXIDE levels have risen, so have its effects on air pollution. Carbon dioxide accounts for less than 1 percent of the atmospheric GASES. However, a delicate BALANCE exists between carbon dioxide and other gases. The concern over carbon dioxide is the significant change over a relatively SHORT PERIOD of time. Explanation: |
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