Air freshener

Introducing Air-Purifying Pavement

What if a city’s concrete roadways doubled as an air freshener? That’s the dream of a group of Dutch scientists who have developed a product they describe as “air-purifying pavement.” Could the very streets you drive on eat smog? Though the original technology was developed in Japan about 20 years ago, researchers at Eindhoven University […]

The World

Green cleaning cooperative

Environment