Evaluation and driving factors of ecological environment quality in the Tarim River basin based on remote sensing ecological index
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View abstract on PubMed
Summary
This summary is machine-generated.Ecological environment quality in the Tarim River Basin slightly improved from 2000-2020 due to restoration measures. Remote sensing data revealed enhanced ecological conditions, despite localized impacts from urbanization and heat.
Area Of Science
- Environmental Science
- Remote Sensing
- Ecology
Background
- Ecological environment quality (EEQ) changes in the Tarim River Basin significantly affect regional development.
- Ecological restoration measures have been implemented in the Tarim River Basin since 2000.
Purpose Of The Study
- To investigate the spatiotemporal evolution of EEQ in the Tarim River Basin from 2000-2020.
- To monitor the effectiveness of ecological restoration measures using remote sensing data.
Main Methods
- Constructed a Remote Sensing Ecological Index (RSEI) using Moderate Resolution Imaging Spectroradiometer data.
- Analyzed RSEI spatial distributions and driving factors using Moran's Index and Geodetector.
Main Results
- Overall RSEI values increased from 0.22 in 2000 to 0.25 in 2020, indicating slight EEQ improvement.
- Areas with poor EEQ decreased, while moderate EEQ areas increased.
- EEQ exhibited significant spatial autocorrelation, driven by vegetation, moisture, temperature, and land cover, with heat as a key factor.
Conclusions
- The EEQ in the Tarim River Basin showed an overall increasing trend from 2000-2020.
- The findings demonstrate the effectiveness of implemented ecological restoration measures.
- Urbanization led to a slight decrease in EEQ between 2015-2020.
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