MIDAlpha TitleTitleYearColor/BWRunning TimeFormatsAbstractTopics
5840HIDDEN CITY, THEHIDDEN CITY, THE1989color57 min (Nova series) Stretching for thousands of miles beneath New York City a vast grid of wires and pipes connects power and sewage treatment plants which sustain the city. The utility systems--power, water, sewage and trash--are all huge, complicated and ancient, and, for all intents and purposes, invisible to the average city dweller--until they break down. NOVA looks at these four vital utility systems, their growth over time and the city's plans for adapting them to New York's future needs. (withdrawn)