Explore 5 grim asthma dangers for city dwellers, from pollution to stress, and learn how urban life fuels deadly risks for ...

In recent decades, the global understanding of air pollution has increased, and with it have come efforts to clear urban smog and its accompanying health problems. However, some areas of the world ...

For their experiments, the researchers filled the chamber with a gas mixture resembling urban smog to trace the transformation of exhaust gases into organic aerosols. Working in shifts ...

As one solution to urban air pollution, Dutch designer Daan Roosegaarde has invented a large tower that eats smog. The tower debuted in Rotterdam in 2015, and then went to four Chinese cities in 2016.