In 2005 the centre of the Finnish capital Helsinki was nearly flooded because of the raising of the sea level. After that event, the municipality has been building special pedestrian ways, which are about 1.

Poor air quality costs Europe more than €700 million per year, in health expenditures and loss of economic performance, according to official EU sources.

Vehicles seats are normally made of polyurethane foam, a thick material that is expensive to recycle and ends up in dumping sites or being incinerated.