100+ Water carried PowerPoint (PPT) Presentations, Water carried PPTs

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Scarcity and Abundance

Scarcity and Abundance. Scarcity. A situation in which human wants are greater than the capacity of available resources to provide for those wants. A situation in which a resource has more than one valuable use. Equation for Scarcity. SCARCITY = WANTS > AVAILABLE RESOURCES.

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265 views • 25 slides

Highway and Road Projects: When to Treat Runoff

Highway and Road Projects: When to Treat Runoff. William Fletcher Water Resources Program Coordinator Geo/Environmental Section ODOT. Drivers. Clean Water Act 401 Water Quality Certification for projects requiring 404 permits NPDES MS4 permits

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173 views • 17 slides

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Scarcity and Abundance

Highway and Road Projects: When to Treat Runoff