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If there were less developing countries in the world, population growth would be higher. |
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While the rate of population growth in developing countries is increasing, it is now in decline in wealthy countries. |
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Unless some countries try to lower their birth rate, the population will reach unmanageable levels in rich parts of the world. |
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With the help of developing countries, population growth is no longer a serious problem in rich countries. |
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In case of a sharp rise in population growth in developing countries, rich ones should try to reduce theirs. |