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Paris is innovating with various programs against food waste, including solidarity restaurants. Cigarette butt recycling and underground pneumatic collection in Vitry-sur-Seine are other examples of Parisian innovation.

Las Vegas generates a huge amount of waste. Several initiatives are helping to keep the gambling capital clean and reduce its environmental impact: the recovery of buffet food and the recycling of old neon signs.

Dakar generates a huge amount of waste. From recovering waste from its immense seaside dump to reusing plastic waste to make bricks, several initiatives help keep the city relatively clean.

The island of Oahu and the Hawaiian capital, Honolulu, are full of examples of creativity in managing residual materials. A real challenge in an island context, especially as the continent of plastic drifts toward the archipelago.

From its immense wastewater treatment plant to the recycling of bricks for construction, and hospital waste that contributes to the comfort of animals, Montreal lives up to its reputation as a creative hub!