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Lakesst: A Satellite-Derived Water Surface Temperature Data Set to Study the Thermal Behaviour of French Water Bodies

Author(s): J. Prats; N. Reynaud; T. Peroux; D. Rebiere; T. Tormos; P.-A. Danis

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Keywords: Lake surface temperature; Landsat thermal imagery; French water bodies; Thermal regime; Bimont reservoir

Abstract: LakeSST (Lake Skin Surface Temperature) is a data set derived from Landsat thermal images, containing data for 442 French water bodies for 1999-2016. We show an example of application to study the thermal regime of the reservoir of Bimont. Satellite images provide a wide spatial and temporal coverage of the Earth's surface that makes them an interesting tool to study long-term and large-scale patterns. Landsat thermal infrared (TIR) images are especially useful to study the surface temperatures of inland water bodies given their relatively high resolution (original resolution of 60-120 m, distributed as 30 m resampled images) and frequent measurement period (16 days). We used TIR images from Landsat 5 and Landsat 7 satellites to produce the LakeSST (Lake Skin Surface Temperature) data set. We show an example of the utilisation of this data set to analyse the long-term thermal behaviour of a French water body.

DOI: https://doi.org/10.3850/978-981-11-2731-1_203-cd

Year: 2018

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