China's Worst Sandstorm in TEN YEARS Sends Pollution Levels Soaring

'China's Worst Sandstorm in TEN YEARS Sends Pollution Levels Soaring' Heavy winds from inner Mongolia have swept sand from the Gobi Desert across western China, coating Beijing in a think layer of dust and sending pollution levels rocketing. China's Meteorological Administration announced a yellow alert on Monday morning and those with respiratory diseases were advised to stay inside as Beijing's official air quality index reached a maximum level of 500.