Earth Science Expeditions - a non-profit, tax-exempt research organization

This site is dedicated to Guo Zheng, a good friend.

Slide Show of Guo Zheng on the Upper Yangtze.

Chinese rafting expedition through the Grand Canyon, 2004

Detailed descriptions about First descents of major rivers of Tibet (Xizang), Sichuan, Yunnan, Qinghai & Zinjiang

YouTube Videos about First descents of major rivers of Tibet (Xizang), Sichuan, Yunnan, Qinghai & Zinjiang

Credits and Script for "Exploring the Rivers of Western China" for videos on YouTube

Ecology of the Major River Drainages of Western China

Geography and Geology of the River Canyons

Interested in joining a river expedition in western China?

Safety Hazards at the Fish Passage at the Price Stubb Dam, Palisade, CO

Contact: Pete Winn at