Urban_hydrology.jpg (660 × 450 pixels, file size: 40 KB, MIME type: image/jpeg)
With increased development the percent of land surface considered impermeable increases. Impermeable surfaces include pavement, sidewalks, rooftops, and to some extent compacted soils. In ultra-urban settings there is almost no deep infiltration, with most water running off or eventually evaporating from locations where surface water pools.
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current | 20:43, 11 March 2014 | 660 × 450 (40 KB) | Mtrojan (talk | contribs) |
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