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Since we currently have lots of technology in our modern day, there must be factories. Factories are huge factors in pollution because they are the ones creating most of the pollution. Since there has been more technology, factories have been 'creating' [producing] more pollution.

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11y ago
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12y ago

Becuase people believe we need more factories in place and all the smog mixes with rain and heads in to water

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Q: Why has the water pollution situation changed in the past several decades?
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