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author:

Lin, Mengjing (Lin, Mengjing.) [1] | Wang, Xiaoqin (Wang, Xiaoqin.) [2] (Scholars:汪小钦) | Xiao, Aifang (Xiao, Aifang.) [3] (Scholars:肖爱芳)

Indexed by:

CPCI-S

Abstract:

It is a fast and effective method to evaluate the ecological environment of mining area using remote sensing technology. In this paper, Landsat series data from 1992 to 2017 were used to monitor the change of ecological environment of Zijin Mine, located in the west of Fujian province, China. After radiometric calibration, the normalized difference vegetation indexes (NDVI) of Landsat TM or OLI from 1992 to 2017 were calculated. Based on NDVI data, the change of vegetation coverage of environment around Zijin mountain gold-copper deposit was analyzed. The results indicated that: ( 1) The area of Zijin mountain gold-copper deposit was increasing from 1992-2017. During 1996-2001, the area of mine was increasing rapidly because of large-scale blasting for removing loading strata in 1997, and it became obviously larger from 2014-2017 due to the copper price increases. (2)the NDVI around Zijin mountain raised from 1992 to 2014, indicating a better vegetation recovery, but it reduced from 2014 to 2017, indicating a worse vegetation recovery. low NDVI mainly exist in the middle of Zijin deposit, which is relate to mining activities. These results can give some scientific references for assessment of Zijin gold-copper deposit ecological environment.

Keyword:

NDVI temporal and spatial variation Zijin gold-copper deposit

Community:

  • [ 1 ] [Lin, Mengjing]Fuzhou Univ, Key Lab Spatial Data Min & Informat Sharing, Minist Educ, Natl & Local Joint Engn Res Ctr Satellite Geospat, 2 Wulongjiang North Rd, Fuzhou 350108, Fujian, Peoples R China
  • [ 2 ] [Wang, Xiaoqin]Fuzhou Univ, Key Lab Spatial Data Min & Informat Sharing, Minist Educ, Natl & Local Joint Engn Res Ctr Satellite Geospat, 2 Wulongjiang North Rd, Fuzhou 350108, Fujian, Peoples R China
  • [ 3 ] [Xiao, Aifang]Fuzhou Univ, Coll Zijin Min, 2 Wulongjiang North Rd, Fuzhou 350108, Fujian, Peoples R China

Reprint 's Address:

  • 林梦婧

    [Lin, Mengjing]Fuzhou Univ, Key Lab Spatial Data Min & Informat Sharing, Minist Educ, Natl & Local Joint Engn Res Ctr Satellite Geospat, 2 Wulongjiang North Rd, Fuzhou 350108, Fujian, Peoples R China

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Source :

2019 IEEE INTERNATIONAL GEOSCIENCE AND REMOTE SENSING SYMPOSIUM (IGARSS 2019)

ISSN: 2153-6996

Year: 2019

Page: 6471-6474

Language: English

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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