Need To Know

The thin green line: Investing in urban parks

Clip: Season 1 | 8m 24s

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

Aired: 08/04/11

Expired: 08/05/16

Rating: NR

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