| http://www.w3.org/ns/prov#value | - s are actually paying for it. narrator: cities and municipalities across the united states are now facing this funding gap, between projected revenue and projected expenses, as they strive to maintain water quality and meet demand. new york is the most densely populated city in the u.s. and over 40 million tourists visit the city every year. the 1.3 billion gallons of water required every day are
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