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Data Article

A dataset of lake level changes in China between 2002 and 2023 using multi-altimeter data

ORCID Icon, ORCID Icon, &
Pages 166-188 | Received 01 Sep 2023, Accepted 09 Dec 2023, Published online: 03 Jan 2024

Figures & data

Table 1. Multi-altimeter data used in this study.

Table 2. Details of in situ data for 21 lakes used for validation.

Figure 1. Flowchart describing the lake level time series construction process.

Figure 1. Flowchart describing the lake level time series construction process.

Figure 2. The multi-altimeter lake level series in Zhari Namco.

Figure 2. The multi-altimeter lake level series in Zhari Namco.

Table 3. Comparison between the lake levels of satellite missions and in situ lake levels.

Figure 3. Comparison of fused lake level series and in situ lake levels (a) Qinghai lake, (b) Tai lake, (c) Gyaring lake, (d) Dongping lake.

Figure 3. Comparison of fused lake level series and in situ lake levels (a) Qinghai lake, (b) Tai lake, (c) Gyaring lake, (d) Dongping lake.

Table 4. Comparison between the multi-source fusion lake levels and in situ lake levels.

Table 5. The trends for changes in lake levels in China during 2002–2023.

Figure 4. Lake level changes in China during 2002–2023 (a) >1000 km2; (b) 500–1000 km2; (c) 100–500 km2; (d) 50–100 km2; (e) 10–50 km2.

Figure 4. Lake level changes in China during 2002–2023 (a) >1000 km2; (b) 500–1000 km2; (c) 100–500 km2; (d) 50–100 km2; (e) 10–50 km2.

Figure 5. Spatial distribution of lake level change trends in China during 2002–2023. The lowercase letters indicate different lake regions. (a) Northeast plain and Mountain; (b) Eastern Plain; (c) Yunnan–Guizhou Plateau; (d) Inner Mongolia–Xinjiang; (e) Tibetan Plateau.

Figure 5. Spatial distribution of lake level change trends in China during 2002–2023. The lowercase letters indicate different lake regions. (a) Northeast plain and Mountain; (b) Eastern Plain; (c) Yunnan–Guizhou Plateau; (d) Inner Mongolia–Xinjiang; (e) Tibetan Plateau.

Table 6. The trends of changes in lake levels of different lake regions in China during 2002–2023.

Table 7. The trends for changes in lake levels in China during 2008–2023.

Figure 6. Lake level changes in China during 2008–2023 (the lowercase letters indicate five size classification showed as in ).

Figure 6. Lake level changes in China during 2008–2023 (the lowercase letters indicate five size classification showed as in Figure 4).

Figure 7. Spatial distribution of lake level change trends in China during 2008–2023 (the lowercase letters indicate the different lake regions shown in ).

Figure 7. Spatial distribution of lake level change trends in China during 2008–2023 (the lowercase letters indicate the different lake regions shown in Figure 5).

Table 8. The trends for changes in lake levels of different lake regions in China during 2008–2023.

Supplemental material

Appendix_1209.docx

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Data availability statement

The data that support the findings of this study are openly available in the Science Data Bank at https://doi.org/10.57760/sciencedb.10395