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Climate Change

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How Sustainable Cities Collective Members Are Building a Better Future

July 29, 2015 by David Thorpe

Towards the green city [This is Singapore]

This is my last post for the time being on Sustainable Cities Collective and I want to take the opportunity to explain how I have come to understand the great value that it has. What will life be like for urban citizens in the future? The answer may depend upon whether you or your descendants will be living in a city which has implemented many of the ideas already covered on this website.[read more]

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Cities are Built of Steel and Cement. How Can We Make These More Sustainable?

July 28, 2015 by David Thorpe

Build more with less

Everybody knows that we use raw materials inefficiently but there are great knowledge gaps in what to do about it. The authors of Sustainable Materials Without the Hot Air want to fix this by looking in detail at the production of materials to figure out the most effective way to reduce their environmental impact.[read more]

Quantifying Stormwater Benefits of Trees Part 2: Single-Event Stormwater Models

July 28, 2015 by Leda Marritz

Help from HydroCAD 

An introduction to various methods to quantify the stormwater benefits of tree stormwater control measures (Tree SCMs). It addresses Hydrologic and Hydraulic (H&H) models and Single-Event Stormwater Models. It follows a post on quantifying these benefits for tree benefit calculators and for stormwater credits.[read more]

Buildings: Our Biggest (and Most Underutilized) Asset for Improving How Cities Perform

A quiet moment in Wuxi, China

It’s time for leaders from both the public and private sectors to pay attention to buildings as a way of improving how their cities perform. High performance buildings (and their cousins: net zero, or near-net zero buildings) are a boost to health and productivity. Here's how to begin.[read more]

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New report: Coastal Cities Will Drown In Around 50 Years

July 27, 2015 by David Thorpe

New York City could look like this

Sea levels are projected to rise faster than previously thought – as much as 10 feet within the next 50 years – precipitating an undeniable and irreversible effect on coastal cities like New York and Miami, according to a new study by 17 of the world’s top climate change experts.[read more]

Imitate to Innovate: Vitoria-Gasteiz Shows How Cities can Address 21st Century Challenges

July 27, 2015 by This Big City

Before and after the tram

The Spanish city of Vitoria-Gasteiz has recently transformed itself from a congested and car-dominated city into one of the most pedestrian and bicycle-friendly places in Europe. It didn’t achieve this by going at it alone. Its key to success was learning from others.[read more]

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Why Cities Need Youth Innovation for a Low Carbon Future

July 24, 2015 by Ivan Bruce

Young winners, designers of a walking app

More than ever, we need young people involved in creating sustainable cities. This can be achieved by establishing and strengthening networks that provide opportunities for young aspiring entrepreneurs and innovators to get involved and learn from like-minded groups of individuals on a global scale.[read more]

Sane Governance in the Digital City

July 24, 2015 by Klaus Philipsen

City of numbers

Can tactical urbanism, Internet journalism, direct action, "open data", crowd-funding and social networking provide a local governance solution that is at once local and complex and accessible and less corrupted?[read more]

10 Strategies for a Stronger, Greener Economy for Cities

Cities can face a bright dawn

Created and released by the Global Economy and Climate Commission two weeks ago, “Seizing the Global Opportunity: Partnerships for Better Growth and a Better Climate” outlines a global action plan with 10 recommendations for combating climate change without sacrificing economic growth.[read more]

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City Leaders: $164m Up For Grabs in the 3rd 100 Resilient Cities Challenge

July 22, 2015 by David Thorpe

Cities are woefully unprepared for the future

Cities around the world are now able to apply for a slice of $164 million from The Rockefeller Foundation in its 100 Resilient Cities Challenge. The opening of the third and final round of this challenge was announced yesterday at the “Cities for Tomorrow” conference.[read more]

Sam Adams On The Main Challenges Faced By Modern Cities

The ex-mayor of Portland and Director of WRI US Climate Initiative.

Sam Adams is the former mayor of Portland and Director of WRI US Climate Initiative. He believes that integrated strategic planning for the city is the most efficient path to a sustainable future. In September, he will be at the Mayors´ Summit and the Cities & Transport International Congress in the session “Cities in the new climate economy”.[read more]

How City Partnerships and a $1 Billion Global Cities Package Could Unlock $17 Trillion in Economic Growth

The many benefits of climate action

Climate-smart actions—such as investing in public transport and building efficiency—could generate $17 trillion dollars in net savings for cities by 2050 and cut annual greenhouse gas emissions by more than the annual emissions of Japan and Russia combined.[read more]