Posts on ‘December 22nd, 2011’

http://www.chinadaily.com.cn/usa/china/2011-12/22/content_14303947.htm Timetable for reducing hazardous pollution Updated: 2011-12-22 07:24 By Li Jing (China Daily) BEIJING - The Ministry of Environmental Protection on Wednesday laid out a detailed timetable for Chinese cities to monitor the smallest and most hazardous airborne pollutant, known as PM2.5. Such particulate matters – smaller than 2.5 microns in diameter – can travel [...]