Protecting Euphrates Poplars in the Desert Santanghu oil region of Tuha Oilfield is located in Yiwu County, where there are nearly 5,300 hectares of Euphrates poplar forests. To protect this kind of rare tree, Tuha Oilfield relocated the well site.   Protecting Ecuadorian tropical rainforests in operation sites Located in tropical rainforests in northeastern Ecuador, CNPC Andes Petroleum used 3-D seismic exploration technology to avoid damage to rainforest vegetation.   Environmental Protection in the Development and Construction of the Shixi Oilfield The Shixi Oilfield has played a positive role in preventing desertification due to the measures it has taken to protect the ecosystem.   Wetland Protection Wetlands play a unique environmental role, helping to maintain an ecological balance, while also protecting biological diversity and rare species.   Green Corridor in the Desert The Shelter-forest Project for the Tarim Desert Highway created a green corridor for the 562 kilometer-long highway across the Taklimakan Desert.   Environmental Protection in the West-East Gas Pipeline Project Since the West-East Gas Pipeline became fully operational in 2005, it has benefited over 200 million people.