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The Hub Talks

A seminar series hosted by the ESA Science Hub, featuring leading scientists and experts in Earth Observation, Climate Science, and Space technologies.


Did you miss the previous talks? Don’t worry! You can find the recordings on our👉 YouTube Channel Playlist

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Past Science Talks

The Hub Talks: The STRIVE Earth System Explorer mission: Transforming our view of the upper troposphere and stratosphere Speaker: Lyatt Jaeglé, University of Washington, USA Date: 26/06/2026 The Hub Talks: Absolut Sensing’s GEN1: One Year of In-Orbit Operations and Data Processing for Facility-Scale Methane Monitoring Speaker(s): Dr Amélie Falcou, Dr Frédéric Roman, Absolut Sensing, France Date: 28/05/2026 The Hub Talks Special Edition: Methane Emission Insights from MethaneSAT mission: Ritesh Gautam (EDF) Speaker: Dr Ritesh Gautam, Environmental Defense Fund (EDF), USA Date: 13/05/2026 The Hub Talks: TANGO: The Twin Anthropogenic Greenhouse Gas Observers Mission Speaker: Dr Jochen Landgraf, SRON, Netherlands Date: 30/04/2026 Probing the urban atmosphere from ground: the BAQUNIN project Speaker: Stefano Casadio, Serco Spa, Italy Date: 26/03/2026 The Science and Technology behind Spaceborne Doppler velocity measurements Speaker: Pavlos Kollias, Stony Brook University, USA Date: 26/02/2026 Tracking and attributing losses and damages from extreme weather events globally Speaker: Emily Theokritoff Quantifying atmospheric trace-gas emissions using broadband satellite observations Speaker: Daniel Varon, MIT, USA Date: 30/10/2025 Global distributions of super-emitting methane point sources as detected by satellites Speaker: Daniel Cusworth, Carbon Mapper, USA Date: 25/09/2025 UK Gas Leak Detected from Space: An Unexpected Discovery Leading to Large Impact Speaker: Dr Emily Dowd, University of Leeds, UK Date: 19/06/2025 Observing the Earth (water and) energy cycle from space to understand climate change Speaker: Dr Meyssignac, LEGOS, France Date: 12/06/2025 Mapping the spatiotemporal heterogeneity of marine plastic litter: The need for measuring ocean surface currents Speaker: Erik van Sebille, Utrecht University, Netherlands, The Date: 29/05/2025  Advanced combined retrieval of aerosol, greenhouse gases and surface properties with the GRASP algorithm. Application to multi-angular polarimeters and SWIR spectrometers Speaker: Dr Marcos Herreras Giralda, GRASP SAS, France Date: 27/02/2025  The MethaneSAT mission for the detection and quantification of anthropogenic methane emissions: overview and first results Speaker: Dr Luis Guanter, Universitat Politècnica de València, Spain Date: 24/09/2024 Probing cloud and surface properties in disk-integrated Earth’s observations Speaker: Giulia Roccetti, Ludwig-Maximilian University, Germany Date: 02/09/2024 Ocean colour and carbon from space – some recent activities  Speaker: Prof. Steve Groom, PML, UK Date: 28/06/2024 Developing purely high-resolution satellite-derived precipitation estimation through a deep learning algorithm Speaker: Hamidreza Mosaffa, University of Reading, Uk Date: 15/11/2023 Tracking the pulse of tropical forests using high-resolution remote sensing data Speaker: Ovidiu Csillik, Wake Forest University, USA Date: 08/11/2023 Land Surface Phenology and GPP Speaker: Joshua Gray, North Caroline University, USA Date: 08/11/2023 Retrievals of Water Vapour and their isotopologues with GOSAT and potentially Sentinel-5 Speaker: Tim Trent, University of Leicester, UK Date: 06/11/2023 Cross-comparisons of methane retrievals from TROPOMI with Chemistry Transport Models Speaker: Emily Dowd, University of Leeds, UK Date: 06/11/2023

Would you like to suggest a speaker ?

Do you know a researcher or expert who would be a great fit for The Hub Talks? We welcome suggestions from the community, including self-nominations for speakers. We will review all suggestions and contact all candidates who fit the Science Hub-talks mission.