Warren Karlenzig

is President of Common Current, a fellow at the Post Carbon Insitute and recognised as one of the world’s leading experts on urban sustainability strategy and metrics. He is the author of How Green is Your City? The SustainLane US City Rankings (New Society, 2007) and Blueprint for Greening Affordable Housing (Global Green USA, 1999).


Winds of urban change

A conversation with Warren Karlenzig

From the planned rewilding of London’s Upper Lea Valley to performance indicator software designed to manage 663 of China’s largest cities, Warren Karlenzig knows what he’s talking about when it comes to urban sustainability projects. And yet he’s never been more daunted by the dizzying speed of growth and unfathomable scale of today’s cities.

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