What percentage of the Earth's Surface is covered by Water?
80%. Only 3% of the Earth's water is fresh water and only 1% of the Earth's water is suitable for drinking water.

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1. What percentage of the Earth's Surface is covered by Water?
2. Does the behavior of individuals contribute to MORE storm water pollution?
3. Can oil be dumped down the storm drains?
4. What is the difference between Sanitary Sewer and Storm Drainage Systems?