Heavy smog for days to come
As pollution has darkened the skies above Northern China since Wednesday, Beijing issued a blue alert on Thursday. And forecasts say the heavy smog won't be dispersed by cold weather till next Monday. According to the national meteorological center, this round of air pollution blankets a number of provinces in northern China, to include: Beijing, Liaoning, and Shandong. The concentration of hazardous PM2.5 particles, exceeded 300 micrograms per cubic meter on Friday, indicating severe pollution hovering over the capital. In an...