BEIJING, Aug. 23 (Xinhua) -- An earthquake with a magnitude of 6.0 jolted 81 km SW of Acajutla, El Salvador at 09:14:21 GMT on Saturday, the U.S. Geological Survey said. The epicenter, with a depth of ...

Straddling Gansu and Qinghai provinces, both in northwest China, the Qilian Mountains are a vital ecological barrier and a biodiversity hotspot. According to the Qilian Mountain National Park Natural ...