News

Resumption of CNES THEIA CDS Production

The CDS THEIA Team at CNES is pleased to announce the resumption of value-added product production starting December 12, 2024, on its new production center. This production resumption, effective from […]

News

GEOV2-AVHRR: updated and consolidated plant data

The GEOV2-AVHRR collection includes the 2022 version of 3 essential vegetation variables (LAI, FAPAR, FCOVER). The whole data processing has also been updated.

Publications

Welcome to Sentinel-2C, but why not keep Sentinel-2A operational too?

The Sentinel-2C satellite was launched by ESA and the Copernicus programme on 4 September 2024 on a VEGA launcher. As soon as it is operational, nominally following an estimated 3-month […]

Agenda

The 2nd Workshop dedicated to high-resolution thermal observation gets underway

Save already the date for the coming 2nd French-Indian Workshp dedicated to HR thermal observation.

2nd International Workshop on High Resolution Thermal Earth Observation

Following the 2023 conference https://thermal2023.esa.int, CNES and the Indian space agency ISRO are organizing the 2nd International Workshop on High Resolution Thermal Earth Observation in Ahmedabad (India) from November 19 […]

Publications

clASpy_T : a 3D point cloud classification tool for estuary monitoring

The THEIA portfolio of Lidar data processing tools has been extended with a new software tool for creating 3D point cloud classification models using machine learning: cLASpy_T cLASpy_T aims to […]

PhD & PostDoc

[PhD] Spatio-temporal dynamics of suspended particulate matter in the estuary/coastal sea continuum

Thesis project aiming to integrate and interact high-frequency in situ data (COAST-HF, SYNAPSES) with water color satellite data (Sentinel 2/3 – Landsat – MODIS) to enhance our understanding of the land-sea interface.

Publications

Two THEIA LiDAR tools for forest monitoring

On this International Day of Forests, for which innovation has a major role to play in 2024, we are highlighting two tools dedicated to the management of aerial LiDAR data […]

News

SWOT data that exceeds expectations

The SWOT space mission was launched at the end of 2022 by CNES and NASA to document the water masses of the entire planet – oceans and continental waters. Data […]

Albédo Sentinel 2 THEIA pur l'Île-de-France, juin 2022

Publications

Measuring the albedo of mainland France from Sentinel-2

THEIA’s Albedo team has developed a method for calculating high-resolution (HR) albedo using Sentinel-2 data. The method has already been used as part of the Copernicus Global Land Service program, […]

Products

OSO 2023 Data : a little more patience ahead

THEIA Land Cover product is produced each year by CESBIO and CNES. It provides a 24-class typology of land cover, downloadable by department for mainland France. Production begins in January […]

Products

THEIA Sentinel-2 Surfwater, now an active production on hydroweb.next

Discover Theia Surfwater Product now produced continuously for Sentinel-2 and available on hydroweb.next