"residential-water-use-trends-in-north-america" . "Residential water use trends in North America"^^ . . "103" . "76-89" . "2011"^^ . "http://www.awwa.org/publications/journal-awwa/abstract/articleid/26837.aspx"^^ . . . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid2 . _:genid2 . _:genid2 . _:genid2 . _:genid2 . _:genid3 . _:genid3 . _:genid3 . _:genid3 . _:genid3 . _:genid4 . _:genid4 . _:genid4 . _:genid4 . _:genid4 . . . . . . . . .