Shanghai’s PM2.5 reading was nearly double the national limit Sunday as an overcast sky and a weak cold air mass from the north contributed to poor air quality, Xinhua news agency reported Monday. The ...More
EJ Insight2013-11-04
China has set an aggressive target for its homegrown BeiDou regional satellite system, urging it on to challenge the dominance of the US-developed Global Positioning System (GPS). The goal is for the ...More
EJ Insight2013-10-16
