Sustainable features of the Vancouver convention center expansion go beyond daylighting controls, some natural ventilation, the 2.4-hectare green roof with 400,000 plants and grasses and restoration of 200 ft of shoreline and 1,500 ft of marine habitat. There also is a “blackwater” wastewater treatment and reuse system, for plant irrigation and toilets, connected to a roof-top stormwater management and reuse system. Slide Show Photo: LMN Architects Green roof can be irrigated using building’s treated water. Related Links: Stupendous Setting Is Crummy Site Habitat Apron Cooked Up To Mitigate Impact on Marine Life The building, going for a LEED Gold rating,
The 2016 Summer Olympics boating and swimming events have put an international spotlight on what has been a long-running problem in Rio de Janeiro—untreated sewage and trash are clogging up major bays and waterways.