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5 Cards in this Set
- Front
- Back
Why is there an increased demand for food?
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Population growth |
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When is the dry season in Bangladesh?
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October to April |
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What has irrigation made possible? |
Rice can be grown all year round |
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What is irrigation? |
The supply of water to the land by means of channels, streams and sprinklers in order to permit growing of crops in dry areas |
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What problems does irrigation cause? |
Water evaporation leads to salinization which poisons crops. Over-extraction means that wells have to be dug deeper and deeper. |