Village of Yubeng, Yunnan Province (image) University of Helsinki Share Print E-Mail Caption A Chinese mountain stream in the village of Yubeng, Yunnan province is shown. The water in the stream is affected by nearby dwellings (41 families) and nutrient emissions from agriculture. Credit Dr Jianjun Wang Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.