Delhi record minimum temperature of 11.6 deg C, air quality 'poor'
Delhi recorded a minimum temperature of 11.6 degrees Celsius on Wednesday, which is 1.6 degrees above the seasonal average, ...
Nearly everyone in the world breathes bad air. This is what you can do to lower your risk
Everyone loves a breath of fresh air. Unfortunately, too often our air is anything but fresh. While air quality varies dramatically from place to place and day to day, nearly the entire world — about ...