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  • Need to Know

Need To Know | The thin green line: Investing in urban parks | PBS

Duration: 08:24
Program: Need to Know #165
Broadcast Date: Aug. 5, 2011

Need to Know visits the High Line a flowering oasis built atop an old train trestle on Manhattan's west side It has drawn millions of admiring locals and tourists But it's more than just a nice place to relax and take in the view -- it's an economic engine.

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Post Date: August 5, 2011