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"Even if young parents prepare to spend money to find good day care facilities, there is a shortage of such facilities, even in big cities," said Huang, who is head of Peking Union Medical College Hospital's anesthesia department.

"Everyone has to be made aware of the changes and trained. To delay too much longer would be bad, but it's best to do things right and with a great deal of transparency," said Cochran, who is also a professor emeritus of aerospace engineering at Auburn University.

"EEG readings were also indicative of restorative restfulness and a clear mind, while interview responses described experiences of mindfulness."

"Exports already generate 30 percent of our revenue, and we expect it to grow further," Memetniyaz said.

"Environmental monitoring shows that the water quality of Baiyangdian Lake is currently affected by four key pollutants - chemical oxygen demand, ammonia nitrogen, total phosphorus and total nitrogen," Shan said. "More than 50 percent of the chemical oxygen demand and total phosphorus come from domestic wastewater and trash from villages located in and around the lake and from fish farming activities in these villages."