Among the projects featured are Goldman Sachs 's headquarters in Battery Park City , which has a green roof , low-flow plumbing fixtures and carpeting with reduced chemical levels ; a research laboratory for Memorial Sloan-Kettering Cancer Center on East 68th Street in Manhattan , which uses fritted glass and materials without ozone-depleting components ; and a new Midtown headquarters for The New York Times Company on Eighth Avenue at 40th Street in Manhattan , which features an interior garden open to the sky and ceramic tubes that calibrate sunlight entering the building .