Kraków, Poland Introduces Raft of Initiatives to Combat Smogs—Includes Special Concrete Pavements, Smog-Cleaning Tower, Tree Planting!
… and it’s working: Special Concrete Pavement, Wood & Coal Furnaces Banned, Smog-Cleaning Tower, & Planting of 25,000 Trees … Kraków used to be the most polluted city in Poland, […]