title: Global roadless areas: Consider terrain.
authors.affiliation: Institute of International Rivers and Eco-security, Yunnan University, Kunming, Yunnan 650091, China. rdwu@ynu.edu.cn.
authors.forename: Ruidong
authors.initials: R
authors.lastname: Wu
authors.affiliation: School of Ecology and Environmental Science, Yunnan University, Kunming, Yunnan 650091, China.
authors.forename: Wenli
authors.initials: W
authors.lastname: Wang
authors.affiliation: Institute of International Rivers and Eco-security, Yunnan University, Kunming, Yunnan 650091, China.
authors.forename: Feiling
authors.initials: F
authors.lastname: Yang
authors.affiliation: Institute of International Rivers and Eco-security, Yunnan University, Kunming, Yunnan 650091, China.
authors.forename: Junjun
authors.initials: J
authors.lastname: Wang
authors.affiliation: Institute of International Rivers and Eco-security, Yunnan University, Kunming, Yunnan 650091, China.
authors.forename: Wei
authors.initials: W
authors.lastname: Wu
authors.affiliation: Institute of International Rivers and Eco-security, Yunnan University, Kunming, Yunnan 650091, China.
authors.forename: Yixin
authors.initials: Y
authors.lastname: Diao
authors.affiliation: Institute of International Rivers and Eco-security, Yunnan University, Kunming, Yunnan 650091, China.
authors.forename: Peijun
authors.initials: P
authors.lastname: Hu
mesh_terms: D003247:Conservation of Natural Resources; D006801:Humans; D014186:Transportation