Remote Sensing Technology and Application

Dynamic Monitoring of Ecological Quality for Hangzhou Greater Bay Area and Its Response to Land Use Cover Change Using Remote Sensing based Ecological Index

Yujun CHEN, Lingyu WANG, Yue LI, Congying GAN, Junwei YE, Zhenjie YANG, Chao SUN

Remote Sensing Technology and Application, 2024, 39(3): 764-776. DOI: 10.11873/j.issn.1004-0323.2024.3.0764

卫星/传感器	行带号	成像日期	云量	卫星/传感器	行带号	成像日期	云量/%
Landsat-5 TM	118/38	1995-05-08	0.00	Landsat-5 TM	118/40	2007-07-28	1.00
Landsat-5 TM	118/39	1995-08-12	0.00	Landsat-5 TM	119/39	2008-05-02*	1.00
Landsat-5 TM	118/40	1995-05-08	4.00	Landsat-8 OLI	118/38	2015-08-03	0.03
Landsat-5 TM	119/39	1994-05-12*	0.00	Landsat-8 OLI	118/39	2015-08-03	0.29
Landsat-7 ETM+	118/38	2000-09-18	0.00	Landsat-8 OLI	118/40	2015-08-03	0.70
Landsat-7 ETM+	118/39	2000-09-18	0.00	Landsat-8 OLI	119/39	2015-05-22	9.25
Landsat-7 ETM+	118/40	2000-09-18	0.00	Landsat-8 OLI	118/38	2020-08-16	0.02
Landsat-5 TM	119/39	2000-09-17	0.00	Landsat-8 OLI	118/39	2020-08-16	0.27
Landsat-5 TM	118/38	2007-07-28	0.00	Landsat-8 OLI	118/40	2020-08-16	12.24**
Landsat-5 TM	118/39	2007-07-28	0.00	Landsat-8 OLI	119/39	2020-05-19	4.16

Table 1 Details of Landsat images acquired during 1995~2020

Other figure/table from this article

Fig. 1 Location of Hangzhou Greater Bay Area
Table 2 Formulas and their corresponding descriptions for each remote-sensing index
Fig.2 Principal component analysis for each indicator
Table 3 Accuracy assessments for land use classifications of Hangzhou Greater Bay Area in the years 2007 and 2020 （2020 in brackets）
Fig. 3 RSEI changes for Hangzhou Greater Bay Area and its prefecture-level cities duing 1995~2020
Fig. 4 Spatial distribution of ecological quality RESI for Hangzhou Greater Bay Area duing 1995~2020
Fig.5 Hotspot areas for ecological quality change during 1995~2020
Fig.6 Influences on ecological quality from different land use types and their transformation