Trash fashion, anyone?Smog is downright nasty. In some cities, it's an occasional nuisance. In others—ahem, Beijing—it's a severe public health hazard. Many a designer has grappled with ways to abate air pollution—like the smog-eating concrete architect Richard Meier specified for a lab in Italy—and now Daan Roosegaarde has thrown his solution into the arena: a modular tower that will clean the air around it.Read Full Story