Around the sleek, monochrome façade climbs a vertical garden of 300 palm trees and
natural vegetation originating from five continents, providing a natural oasis in the urban landscape.
Topsoil and
natural vegetation would ordinarily filter many of these pollutants out, but the impermeable pavement that covers much of the surface where these pollutants
originate carries it right into storm drains and into streams, rivers, lakes and the ocean where it can poison marine life — which we might eat — as well as entire riparian or coastal ecosystems.