A haze has periodically wafted over southeast Asia for 20 years. But despite public health concern, the problem remains as opaque as the smoke itself.
원문출처 : http://edition.cnn.com/2015/01/27/asia/asia-air-pollution-haze/index.html?eref=edition
원문출처 : http://edition.cnn.com/2015/01/27/asia/asia-air-pollution-haze/index.html?eref=edition