In the northern city of Harbin, China, air quality was so bad ten days ago that concentrations of particulate matter reportedly reached 1000 micrograms per cubic meter at their peak, exceeding the World Health Organization’s daily safe levels by a factor of 40 and shrouding the city in a fog so dense… read more
China
Unlocking the Potential of Coal Mine Methane in China
On Saturday an explosion killed 7 coal miners in China’s Guizhou Province; another in a long history of fatal coal mining accidents in China. Explosions like this are typically caused by the release of highly volatile, low-concentration methane. During coal extraction, Coal Mine Methane (CMM), which is trapped in the coal seam, is… read more
The Green Wall of China: Enough to keep the Yellow Dragon at Bay?
Every year, Beijing and other major cities in East Asia are tormented by the infamous Yellow Dragon. Not to be confused with Hoàng Long, the mythical hornless dragon which bestowed Emperor Fu Xi with the fundamentals of written script, this yellow dragon constitutes China’s 5th season ; dust storms. These… read more