In China, a fuel dirtier than coal gains traction

In China, a fuel dirtier than coal gains traction

WASHINGTON — China has taken steps to reduce the heavy air pollution caused by coal-fired power plants, but a lesser-known pollutant has quietly emerged there as an inexpensive but very dirty alternative to coal. Petroleum coke, or petcoke, is a byproduct of petroleum...
How Western China is trying to clean up its act

How Western China is trying to clean up its act

WASHINGTON — In Western China, abundant but fragile natural resources are juxtaposed against lagging economic development. The unique region is home to many of China’s ethnic minorities, such as the Zhuang group. Increasingly, it’s also the victim of...