Air quality sensors track pollution
Friday, June 17, 2016 - 06:31
in Physics & Chemistry
Glimpses of blue sky are becoming a rare sight in Delhi, India's capital, particularly in wintertime, when a thick white haze smothers the city. David Hagan, an MIT PhD candidate studying atmospheric chemistry and a Fellow in the MIT Tata Center for Technology and Design, says that the city's air quality is now quantifiably among the worst in the world.