| http://www.w3.org/ns/prov#value | - While most of New York is above sea level, its subways, telecommunications cables, fiber-optics networks, plumbing and power mains aren???t. ???There is so much underground,??? says urban water management consultant Piet Dircke at Arcadis, one of four engineering firms that recently developed concepts for a storm surge barrier here. ???The economic impact of flooding could be huge.???
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