They don't look like these little shell paving stones, but they sweat.
Coupled with a reservoir road, the covering of this section of sidewalk in the athletes' village becomes useful and refreshing.
“The water rises by capillary action and evaporates,” describes Antoine du Souich, Mr. Innovation of the Olympic works delivery company (Solideo).
In the event of water stress, plantings above rain storage also benefit.
In the future district straddling Saint-Ouen, Saint-Denis and L'Île-Saint-Denis (Seine-Saint-Denis), there is no shortage of applications like these paving stones, to save money, recycle, depollute or even reduce emissions of greenhouse gases.
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