Green Sky Thinking

Over the past ten years, with your support, Open City has made enormous progress to explore and cement environmental thinking and standards in the building industry through our Green Sky Thinking programme.  After much thinking, research and stakeholder consultation, this year we are producing the successor to Green Sky Thinking; Making Public Cities, a platform for both the public and professional sector to explore contemporary city-making.


Read about Making Public Cities here, more details coming soon...

GST 2018 Evaluation and Feedback Report

From May 14-18, at venues across London, the programme explored ‘honest lessons learned’ from the capital’s best sustainable city-making projects. These projects, curated by Open City’s GST panel and selected from submissions addressing our ‘people first’ theme, will be led by you: London’s built environment specialists with a passion and expertise in sustainable design.

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Broaden your horizons

Our new 'Voices From The Industry' column explores the latest thinking and practice from the built environment.

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Green Sky Thinking Evaluation Report 

This year's programme was a great success - all thanks to the wonderful Green Sky Thinking community. We received extremely positive feedback from both participants and attendees. For a full breakdown and evaluation of Green Sky Thinking 2018, please download the impact report 



Why do girls use playgrounds less than boys?


A Green Sky Thinking panel discussion at White Arkitekter (London), 16 May 2018

Multiplex at Green Sky Thinking 2018


The Principal Place Residential project opened their doors on Tuesday 15th May to guests from the construction industry. The Green Sky Thinking breakfast event was hosted by Multiplex Construction Europe, alongside Foster + Partners and MOLA (Museum of London Archaeology). 

People First: Health and Housing


Over the last two years, NHS England has been developing their Healthy New Towns programme.  Green Sky Thinking sponsor, IBI Group  are consultants involved with this ground-breaking project, and it has proved to them and their partners the value derived from creating places that embed healthcare in development projects.

Do Not Consult: Co-creation in Plan Making


The question posed at Penoyre & Prasad's Green Sky Thinking breakfast this year was: can the depth of co-creation, intimacy and connection present when designing a single-family home be scaled up to a plan-making at a city scale? The new London Plan is at the time of writing out for...

Green Sky Thinking 2018 - Find out about the events you missed...


Now that the dust has settled after a weeks worth of Green Sky Thinking, it is time for us to reflect upon the projects and ideas that were shared. Over the forthcoming weeks we will be posting about a few of the events that took place between the 10th to...


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Image provided by

SWIM by Amy Sharrocks, photographed by Ruth Corney // New Ground CoHousing, photographed by Joe Okpako/Tim Crocker // Oasis Farm Waterloo