BEIJING, March 22 (Xinhua) He Yufeng, 63, the protector of the Guishui River in the suburban Yanqing District of Beijing, has volunteered to clean up the gar
© Provided by Xinhua BEIJING, March 22 (Xinhua) He Yufeng, 63, the protector of the Guishui River in the suburban Yanqing District of Beijing, has v
BEIJING, March 14 (Xinhua) The ecological restoration of Beijing rivers and lakes, combined with efforts at water conservation, have resulted in a significan