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. 2019 Sep 17;7:e7715. doi: 10.7717/peerj.7715

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© 2019 Ren and Gao

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, reproduction and adaptation in any medium and for any purpose provided that it is properly attributed. For attribution, the original author(s), title, publication source (PeerJ) and either DOI or URL of the article must be cited.

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(A) Location of the study area. (B) Elevation distribution of the study area. GN1 represents Urumqi Glacier No. 1. (C) The Normalized difference of vegetation index (NDVI) of the study area.