Increasing infiltration

In 2013, an experimental and educational project, conceived as a garden home for a school, was built at the heart of the green district known as ‘Duke’s Meadow’ on the Île de Nantes. The building’s roof was covered by 2,700 square meters of natural dunes.

The objective is to create a green roof, relying heavily on a phytosociological approach to plant colonization and high biodiversity, but also a site that is easy to manage.

The originality of its green roof results from a co-construction between architects and landscape designer. Its qualities are undeniable, and this...

Operatie Steenbreek  is a foundation that organizes awareness raising campaigns and offers assistance with regards to greening private gardens. Many gardens and streets in the Netherlands are covered with tiles that cannot absorp the rainwater from heavy rainfall.

The idea behind the initiative is to encourage citizens to remove the tiles and stones from their gardens/backyards and replace it with grass, plants and trees for better drainage and to increase the biodiversity.

Thanks to an app., citizens can be adviced and exchange plants with neighbours. Citizens can...

To regenerate a brown site to develop 150 new homes, an improved park area and a BREEAM outstanding green business park. To deliver high quality jobs, family housing and a better green space.

This case study is an example where the environment was gradually changed. A river was turned into a chain of lakes, and additional wetlands appeared.  Although the biodiversity is greater than in the first case, the area does not have a protected status, and the greed of real estate investors is a serious threat. Several details follow below.