Rainwater harvesting: using urban roof runoff for residential toilet flushing
N. Rostad and F. Montalto, Drexel University, USA
Abstract:
Rainwater harvesting (RWH) practices are receiving increased attention from urban water managers as a means of potentially reducing potable water consumption. By using rainwater harvested from urban catchments for a variety of non-potable water uses, the quantity of water extracted from source water watersheds can be reduced, with potential ecological, economic and even social benefits. In this context, RWH can be a key component of efforts to promote metropolitan sustainability. This chapter examines the reliability with which roof runoff – harvested, stored and used for toilet flushing, can reduce ...
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