From Asia Times:
When toxic-chemical spills in its rivers threaten the water supply in neighboring countries, China's lax environmental record becomes a serious regional issue.
However, when researchers in California report that on a given day 25% of the pollution littering the skies above Los Angeles has wafted over from China, the country's battle to clean up its degraded environment turns into a world war. It's not just China's trade imbalance that is commanding international attention these days; the country is also increasingly known as the world's greatest exporter of pollution. [Full text]
Read previous CDT posts about China's exporting of pollution.