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Moveable dams, filled with water or sand
Water or sand-filled dams can be applied flexibly in emergency situations.
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Sealing bodies of water and/or making them deeper
Poor water quality in the city often occurs when the water is not deep enough. Especially in dry periods urban bodies of water can almost dry up completely. This can lead to fish mortality, which can...
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Green private gardens
Private gardens greatly influence the urban micro-climate, the perceived temperature, and the control of the water mission; this is not sufficiently recognized in the Netherlands. Given the large...
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Cool fascades with high albedo
Facades with light-coloured materials with a high albedo will warm up less. By choosing materials with less mass, such as wood and other porous materials that absorb less heat, the facade and the...
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Urban shadow facilities
Arcades and covered walkways are urban elements commonly used in warm countries to create shade.
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Kristalblad, Hengelo/Enschede
The Kristalbad is situated between Enschede and Hengelo, where the edges of the two cities almost meet, and is surrounded by various traffic arteries. It has been possible to combine different...
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The edible city Andernach
Andernach has created something new with the “edible city” concept. Andernach motivates its citizens to help plant and maintain urban vegetation, for example by planting fruits and vegetables that...
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Roof fields, Schieblok Rotterdam
On top of a large office building, Schieblock, near Rotterdam’s central station, the first large harvestable roof in the Netherlands has been created: the Dakakker, or roof field. Vegetables, fruit and...
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ECF Urban Farming, Berlin
In the ECF Urban farming project in Berlin fresh water fish (perch) is cultivated in collected rainwater in an old factory building. The water, enriched with fish excretion, is then used for vegetable...
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Jenfelder Au, Hamburg
The Jenfelder Au project is, through its use of public green for rainwater retention and through its advanced wastewater concept, a good example of what green-blue structures can do for a...
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Energy and raw materials factory, Amersfoort, The Netherlands
The sewage treatment plant in Amersfoort treats wastewater from the cities and towns of Amersfoort, Leusden, Woudenberg, Bunschoten and Spakenburg, around 300,000 people in total. At this plant, which...
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The Roombeek, Enschede
Streams have played an important role in the formation of Enschede. The first residents settled here because there was enough water available. They used the water for drinking water, for washing, for...
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Water Sensitive Rotterdam
As a delta city, Rotterdam is vulnerable to climate change. Rainfall intensity, river drainage and sea level are changing. This in combination with continuing growth and city density increases the...
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Urban infiltration strips
There is often less space available in urban areas for infiltration and these areas get more wear and tear from traffic and pedestrians. A system of concrete containers has been developed for the...
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Planting facade gardens
Removing a strip of pavement along the facade of a building allows the rainwater from the facade to infiltrate into the ground. Climbing plants friendly to birds and butterflies increase urban...
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Adopting areas under trees and small plots of green
In many municipalities the area under street trees is not always well-maintained. This offers opportunities for local residents. By planting vegetation under the tree, the soil structure will improve...
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Creating cool urban spaces
In periods of excessive heat, urban daytime temperatures can be uncomfortably high. This is especially true in places where there is no shade from trees, or where there is a lot of radiant heat from...
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Cooling by increasing urban greenery
The best way to keep cities cool is to include as many green surfaces as possible. Trees provide shade, cooling the areas around them. Green facades stay cooler than bare ones. In addition, water...
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Urban Waterbuffer, Rotterdam
Instances of both flooding and drought are increasing. The Urban Water Buffer (UWB) was developed to provide a solution that both mitigates flooding and addresses water shortages, the latter of which...
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Gutters
Rainwater is usually drained to the rainwater sewage system, immediately disappearing from the view of the citizen. A gutter makes the water visible again in the city and is usually less expensive than...
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Waterproof bulkheads
The system consists of vertical H-sections which are attached to the foundation. Hollow aluminium beams are attached between the sections.
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