LAND AS THE RESOURCE - Low Impact Development and Sustainable Stormwater Management - page 76

Figure 3-21 Runoff from the glass roofs will be collected in underground tanks for use as
irrigation water.
to the combined sewer would continue. Although the issues remain unresolved
and will probably lead to major program revisions, it serves to demonstrate how
the dream of water resources sustainability clashes with the reality of existing
urban systems, both physical and political. Change will inevitably come in all of
the major cities burdened with CSO discharges, but not without similar conflicts
for both water and energy resources.
REFERENCES
1. Perkins Eastman Consultants for the Pittsburgh Urban Redevelopment Authority, Pitts-
burgh, PA, 2011. Allegheny Riverfront Vision Plan .
2. Benke, A. C., and C. E. Cushings, Eds., 2005. Rivers of North America . Elsevier,
Burlington, MA.
3. City of Portland, 2002. Stormwater Manual . Bureau of Environmental Services, Port-
land, OR.
4. Cascadia, 2009. The Living Building Challenge . Cascadia Chapter, U.S. Green Building
Council, Seattle, WA. http://www.cascadiagbc.org.