Sophie and Patrice discuss the pollution problem in Paris. Although efforts have been made to keep cars out of the city center, there's still much to improve. Cars still clog the freeways outside Paris.

In this video, a representative at an ecology trade show presents some innovative building materials that are eco-friendly and will allow you to save some money on your energy bills. These materials are made out of gypsum cellulose and are used for insulation.

At the Eco Habitat salon, Olivier Brunet from the "Terres Cuites de Courboissy" (Courboissy Terracotta) tile factory explains how they make floor tiles that are both eco-friendly and pleasing to the eye. One of their clients even had his floor tiles made to look three dimensional!