earth online
  • All Categories (1312)
  • Data (28)
  • News (86)
  • Missions (2)
  • Events (36)
  • Tools (25)
  • Activities (5)
  • Campaigns (11)
  • Documents (1119)
  • Event - Meeting

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    World Ocean Circulation User Consultation Meeting 2019

    The World Ocean Circulation User Consultation Meeting took place in 2019 with the aim to prepare a roadmap for new initiatives on ocean circulation research and applications.

  • News - Events and Proceedings

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    Workshop on SMOS for Space Weather

    A hybrid event will take place from 12:00 to 16:00 UTC on 14 November 2022 to report on the results of ESA projects using SMOS data for Space Weather applications.

  • Document - Campaign Report

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    WISE-2001-experiment-plan.pdf

    WInd and Salinity Experiment 2001 (WISE 2001) experiment plan

  • Campaign

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    WISE

    The objective of WInd and Salinity Experiment 2001 (WISE 2001) campaign was to get more data points and better wind speed measurements.

  • Data - Campaigns (Open)

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    WISE

    The objective of WInd and Salinity Experiment 2001 (WISE 2001) was to get more data points and better wind speed (WS) measurements so as to reduce the sensitivity to WS uncertainty.

  • Document - General Reference

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    WATS - Water Vapour and Temperature in the Troposphere and Stratosphere.pdf

    This report describes the WATS mission, one of the candidate Earth Explorers in the second cycle in 2001.

  • News - Success Stories

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    Water mission takes on space weather

    Adding to SMOS’ list of talents, new findings show that what was considered noise in the mission’s data can actually be used to monitor solar activity and space weather, which can damage communication and navigation systems.

  • Document - Technical Note

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    WALES - Water Vapour Lidar Experiment in Space

    This report describes the WALES mission, one of the candidate Earth Explorers in the second cycle in 2001.

  • News - General News

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    Updated SMOS documentation available

    Updated versions of several SMOS data documents are now available.

  • News - Operational News

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    Update for the SMOS Near Real Time Sea Surface Wind Speed Processor configuration

    An updated configuration of the SMOS Near Real Time Sea Surface Wind Speed Processor was deployed at the IFREMER and ESA operational ground segment on 4th December 2023.

  • Event - Workshop

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    Understanding the Carbon and Water Cycles using SMOS Data and Models

    The workshop aimed to bring together the EO, SMOS, Earth system science and modelling communities involved in the observation, characterisation and forecasting of land surface processes and their impacts.

  • Document - General Reference

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    Understanding climate change from space

    This document describes ESA's Climate Change Initiative, and how it is intended to contribute towards monitoring and understanding the Earth's climate.

  • Data - Data Description

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    TropForest - ALOS, GEOSAT-1 & KOMPSAT-2 optical coverages over tropical forests

    The objective of the ESA TropForest project was to create a harmonised geo-database of ready-to-use satellite imagery to support 2010 global forest assessment performed by the Joint Research Centre (JRC) of the European Commission and by the Food and Agriculture Organization (FAO). Assessments for year 2010 were essential for building realistic deforestation benchmark rates at global to regional levels. To reach this objective, the project aimed to create a harmonised ortho-rectified/pre-processed imagery geo-database based on satellite data acquisitions (ALOS AVNIR-2, GEOSAT-1 SLIM6, KOMPSAT-2 MSC) performed during year 2009 and 2010, for the Tropical Latin America (excluding Mexico) and for the Tropical South and Southeast Asia (excluding China), resulting in 1971 sites located at 1° x 1° geographical lat/long intersections. The project finally delivered 1866 sites (94.7% of target) due to cloud coverages too high for missing sites. Spatial coverage: Check the spatial coverage of the collection on a map available on the Third Party Missions Dissemination Service.

  • News - Operational News

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    Transition from FTP to FTPS for SMOS, Aeolus and Campaign data dissemination systems

    As of 15 April 2024 access to the SMOS, Aeolus and Campaign data will be changed from simple FTP to FTPS.

  • News - Thematic area articles

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    Transforming space data into climate action

    ESA’s Earth observation activities are playing a key role in the revitalised global drive to combat climate change.

  • Document - User Guide

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    TPM-L-OADS-dissemination-service-User-Manual.pdf

    This guide describes the Third Party Missions Dissemination System.

  • Document - General Reference

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    Towards More Efficient Use of Radar-Altimeter Data

    Twenty years ago, experimental altimeters on NASA's Skylab and Geos-3 were already demonstrating the potential of such instrumentation. This led in turn to the development and launch by NASA in July 1978 of the Seasat oceanographic satellite mission. Both Geos-3 and Seasat were very successful in their pioneering missions, but were limited somewhat by poor coverage in the case of Geos-3 and an abnormally short mission duration in Seasat's case.

  • News - Infographics

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    Timeline to over 40 years of historical satellite missions

    ESA's Heritage Space Programme preserves historical data from over 40 years of Earth observation missions.

  • Document - User Guide

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    Third Party Missions, Cat-1 Data Availability

    This brochure gives a quick overview on the availability of the Third Party Missions IRS-P3, JERS-1, NIMBUS, Proba, Landsat, KOMPSAT-1, SCISAT-1, Terra/Aqua, NOAA, QSCAT, OrbView, SPOT-1,-2,-3,-4, ALOS.

  • Document - Proceedings

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    Third ESA International Conference on Spacecraft Guidance, Navigation and Control Systems

    The proceedings from the Third ESA International Conference on Spacecraft Guidance, Navigation and Control Systems, which took place at ESTEC in Noordwijk, the Netherlands, from 26 to 29 November 1996, are presented here.