Water Quality MAIN Iowa Public Television
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Changes to urban and rural landscapes have:
 Improved water quality 61
21%  
 Made water quality worse 190
65%  
 Haven't affected water quality 31
11%  
This online poll is now closed.
Do you think bottled water is safer than tap water?
What has the biggest affect on water quality?
What affect does farming have on water quality?
Should jetskis be banned to protect water?
Where does your drinking water come from?
Changes to urban and rural landscapes have: