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Circular
Cities
Hub

Inside the
world’s race to net zero

Cities produce more than 60% of the world's greenhouse gas emissions, but they are also laboratories for conquering climate change. Those adopting circular economies are finding new ways to reduce their carbon output.

Powered by Holcim and Bloomberg Media Studios

Inside the
world’s race to
net zero

Cities produce more than 60% of the world's greenhouse gas emissions, but they are also laboratories for conquering climate change. Those adopting circular economies are finding new ways to reduce their carbon output.

Explore the Barometer

Using a proprietary algorithm, the Circular Cities Barometer measures how fast 30 global cities are transitioning from a linear economy—taking, making and wasting—to a circular economy of reducing, reusing and recycling.

Barometer: Behind the Numbers

City View

Select a city
  • Amsterdam
  • Auckland
  • Beijing
  • Berlin
  • Bogota
  • Brussels
  • Buenos Aires
  • Chicago
  • Copenhagen
  • Delhi
  • Dubai
  • Johannesburg
  • Lagos
  • London
  • Madrid
  • Mexico City
  • Milan
  • Montreal
  • Nairobi
  • New York
  • Paris
  • Quezon City
  • Seattle
  • Sydney
  • Toronto
  • Vienna
  • Warsaw
  • Washington, D.C.
  • Wuhan
  • Zurich
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Holcim's commitment to circular cities

With sustainable building materials, Holcim is shaping the cities of the future.

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