PHOTOS

Earth Day 2012: New York Rooftop Photos by Alex MacLean

Alex MacLean provides a photographic tour of New York City's green rooftops.

Alex S. MacLean

Alex S. MacLean

Up on the Roof: New York's Hidden Skyline Spaces

Alex S. MacLean

65 Roebling
Williamsburg, Brooklyn: Raising plants for a rooftop garden in Williamsburg.

Alex S. MacLean

The Corinthian

Alex S. MacLean

Penny Lane

Alex S. MacLean

5Pointz Aerosol Art Center

Alex S. MacLean

The Anstonia

Upper West Side, Manhattan: A roofdeck is hidden by the faux facade of a building with a French chateau aesthetic.

Alex S. MacLean

School of the future

Alex S. MacLean

855 5th Ave
Upper East Side, Manhattan: Mature vegetation cascading over the edges of multiple roof terraces near Central Park.