98 Sustainable Environments
planting soil hydrotech
Above Right Typically, green roofs are not
meant to function as rooftop gardens. e
intensive vegetated surface of the large ter-
race, however, oﬀ ers the building’s residents
desirable outdoor green space, with views of
Battery Park City and the Hudson River.
Right Bamboo groves screen the views of
and sounds from the mechanical equipment.
Additionally, they create shade and reduce
wind at the seating areas and along the
Opposite e vegetated surfaces of Solaire
merge architecture, urban setting, and land-
scape: Here the gleaming sculptural forms of
ventilation units that line a walkway of stone
pavers are continued by the buildings in the
distance. At the same time, in the dense ur-
ban fabric of lower Manhattan, greens roofs,
especially when clustered, contribute to the
environment by absorbing solar radiation
and improving air quality.
Opposite Below ree types of planting
beds form terraces rising from the paths and
benches at the periphery of the roof. e two
categories of vegetated roofs at the Solaire
use diﬀ erent plants. e extensive green roof
consists of grasses and sedums in 4 inches
(102 millimeters) of planting soil. Nine ﬂ oors
below, the intensive green terrace displays a
larger variety of ﬂ ora, including bamboo and
other perennials, in 4-, 12-, and 18-inch (102-
, 305-, and 457-millimeter) planting beds.