ENDS 221 Lecture Notes - Lecture 14: Urban Heat Island, Green Roof, Wildlife Conservation Society
20 Sep 2016
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Document Summary
What is a living roof: some look like gardens, others are just grassland, living roofs are artificially constructed habitats which enable vegetation to grow directly on top of roofs . Not connected to the soil, flower pot . Living roofs introduction: many years, people have thatched buildings using grass, ancient building construction system in norway. Cheaper than tiles: main reasons why it"s done: city space. Area where there is vegetation, the temperature is around 2-3 degrees slower: benefits of increasing vegetated area. Green roof green wall green street. Co2 o2: extend roof life, stormwater management(runoff reduction) System used to reduce runoff rate of roof. Two types of roof systems: warm roof(traditional) Concrete ceiling moisture barrier heat insulation roof sealant protection. In big projects, the roof has to be safe: inverted roof assembly configuration: Insulation is above the waterproof: extensive roof intensive roof. Water from this projects was not allowed to go into sewage.
