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"Generally speaking, El Nino will pose a great effect on the occurrence of haze in North China," said Liu Yanju, an engineer from the National Climate Center. 

"GM's growth in China is a result of working with our trusted joint venture partners," the statement said. "We will continue to work with our partners to provide high-quality products and services to consumers."

"Fifty years ago, at a small boarding school, south of London, a wise teacher told me that in my lifetime, we will see Zhongguo (China) resume its rightful place in the world. That has happened, is happening, and will continue to happen," he added.

"Global warming, land-based sewage, illegal fishing activities, wild multiplying of thorn starfish predators and too much tourism are threatening the coral reef ecosystems. My heart was broken seeing many of them turning white in response to stress," said Chen.

"Fuxing puts China on a higher stage," said Sun Zhang, professor at Shanghai Tongji University.