Green Roofs are Gaining Ground

A recent report in the Architects Journal shone a spotlight on the gathering of a number of green roof experts in Istanbul to share best practices. Leading the Way The International Green Roof Association (IGRA) recently organised a congress in Istanbul with the objective of promoting good practice and technical expertise whilst benchmarking excellence in green roof design. Attended by over 400 people, the April event attracted experts in landscape, engineering and architecture, all focused on examining where the science of green roof provision is now and could be in the years ahead. Cities like Basel and Stuttgart lead the way on green roofs through a careful combination of mandatory requirements and subsidies. Regulation & Policy The most important factor is regulation and policy. It’s all well and good for UK urban ecologist Dusty Gedge to speculate that ‘there’s 24 times the size of Richmond Park in flat roofs in London, which could be green tomorrow’; but how does one ac
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