Green Roofs

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Ariana Grande

Alisandra Kaskにより

FOOD CHAIN :D

Letzly Ochoaにより

My Self Driving Cars

Saif Awadにより

Skeletal System

james cosmaiにより

Green Roofs

Definition

Roof covered with a layer of vegetation

Advantages

extense roof life

reduce urban heat island effect

improve urban air quality

stormwater management

environmental deucation to community

energy benefits

Factors affecting effectiveness

moisture content of soil

Density of soil

Thickness of soil

Constrains

Modern buildings with better insulation save very little energy

existing roof must be able to support green roof weight