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

Products

New Dissemination Portal for THEIA River and Lake Water Level Products – HYDROWEB

Discover the new hydroweb.next portal, which now include Theia Lake and River Water Level Products, Hydroweb

Products

THEIA Snow product joins the hydroweb.next portal

Find Theia Snow product on hydroweb.next along with other signifiative hydrological data and products.

News

[World Soil Day] THEIA tools for documenting soil-water interactions

On December 5th, the international community dedicates World Soil Day to raising awareness of the importance of soil quality and health for the proper functioning of ecosystems and agricultural production. […]

Publications

ForM@Ter and THEIA release a serie of very high resolution topographic models of 140 glaciers worldwide through the PGO FAIR collection

The Pléiades Glacier Observatory was initiated in 2016 by French Space Agency (CNES), by the Laboratoire d’Etudes Géophysiques et Océanographiques Spatiales (LEGOS) and by the Institut National des Sciences de […]

Products

MAJA is already ready for CAMS

From the end of September, the MAJA processing chain will be using CAMS 48r1 data for the production of Theia Surface Reflectance products.

News

A World Glacier Atlas to understand glacier mechanisms in a global warming context

The 3 glacier products available on Theia offer an unprecedented global overview of the evolution of glaciers.

Products

Hydroweb | More than 22800 stations on the world’s rivers

The database Hydroweb offers River Height and Lake Height products derived from spatial altimetry. These time series provide the height of rivers and the height of lakes and reservoirs around the world […]