Connecting Delta Cities


Rotterdam leader in water management


Water scarcity or a surplus of water: no one knows better than Rotterdam how to manage water. This port city ranks number one in the Sustainable Cities Water Index, a ranking that reflects the global cities that are most sustainable in terms of their water management. 

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Climate and water: New guidance & examples


Two major international networks recently published intel on climate adaptation and water management, freely available online.

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For protection from the rising sea, look to Europe’s example


Last summer, Peter van Veelen led me on a hydraulic tour of Rotterdam, an excursion along the canals, dikes, sluice gates, and cisterns that keep residents dry in an island of a city that’s mostly below sea level. Under a leaden sky, van Veelen, an urban planner, pedaled his battered three-speed. I trailed behind on a rental bike. He pointed at the red stones paving a plaza by the new central train station. A chamber below stores storm water gushing from the building’s 7-acre roof, delaying drainage into the city’s overtaxed storm-water system. And just then, heavy drops rained down, glazing the pavement and fogging van Veelen’s glasses.

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First London Sustainable Drainage Action Plan


The Mayor Boris Johnson, in partnership with Thames Water, the Environment Agency and London Councils have published a draft of the first London Sustainable Drainage Action Plan. This is a long-term plan intended to inspire, facilitate and co-ordinate a step-change in how we manage rainwater in the Capital. It seeks to roll back the tide of grey, impermeable surfaces and replace them with a mosaic of new green features, such as raingardens and green roofs.

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Magazine "Resilient Cities and Climate Adaptation Strategies" CDC book volume 3 Available now. Download free of charge.

Latest news

Mayors and governors worldwide taking the lead in addressing climate change, via The New York Times  more
Mayor Aboutaleb of Rotterdam will attend a biennial conference on protection against extreme weather events from 30 November until 2 December.... more
The City of Toronto has launched a new web portal to educate residents about the risks of extreme weather and the actions they can take to help... more