Earth Observation
“Earth observation is the gathering of information about planet Earth’s physical, chemical and biological systems. It involves monitoring and assessing the status of, and changes in, the natural and man-made environment. In recent years, Earth observation has become more and more sophisticated with the development of remote-sensing satellites and increasingly high-tech “in-situ” instruments. Today’s Earth observation instruments include floating buoys for monitoring ocean currents, temperature and salinity; land stations that record air quality and rainwater trends; sonar and radar for estimating fish and bird populations; seismic and Global Positioning System (GPS) stations; and over 60 high-tech environmental satellites that scan the Earth from space.” (Group on Earth Observations, 2018).
"FAQ". Group on Earth Observations, Group on Earth Observations. 2019.
http://www.earthobservations.org/g_faq.html.
Accessed February 14, 2019.
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Register for the 2nd Space4Water Stakeholder Meeting - End of registration: 30 April
organised by UNOOSA in partnership with the Prince Sultan Bin Abdulaziz International Prize for Water (PSIPW)
11-12 May 2023, Online
This event is restricted to Space4Water stakeholders, featured professionals, young professionals and representatives of Indigenous communities featured on the portal.
Registration for speakers submitting technical presentations closes on 15 April 2023.
Registration for all other participants closes on 30 April 2023.
Capacity Building and Training Material
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Project / Mission / Initiative / Community Portal
WMO Hydrological Observing System Portal
Currently, WHOS makes available three data portals allowing users to easily leverage common WHOS functionalities such as data discovery and data access, on the web by means of common web browsers. For more information on WHOS data and available tools, please refer to the Section WHOS web services and supported tools.
WHOS-Global Portal provides all hydrometeorological data shared through WHOS. WHOS-Global Portal is implemented using the Water Data Explorer application.
Stakeholder
University of Stirling
The University of Stirling (www.stir.ac.uk) was founded by Royal Charter in 1967 as the first genuinely new university in Scotland for over 400 years and embraces its role as an innovative, intellectual and cultural institution. A research-led university with an international reputation for high-quality research directly relevant to society’s needs, Stirling aims to be at the forefront of research and learning that helps to improve lives.
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Gregory Giuliani
Senior Lecturer & Head of Unit at the University of Geneva and Head of the Digital Earth Unit United Nations Environment Grid Geneva
Gregory Giuliani is the Head of the Digital Earth Unit and Swiss Data Cube Project Leader at GRID-Geneva of the United Nations Environment Programme (UNEP) and a Senior Lecturer at the University of Geneva’s Institute for Environmental Sciences.

Arjen Haag
Researcher / Consultant Hydrology and Water Management Deltares
Arjen is interested in the physical processes that shape our surroundings, especially the flow of water, and the proper management of our natural resources. He is a hydrologist and remote sensing analyst with a special interest in understanding high river discharges and floods. He combines hydrological knowledge with modelling, data-driven approaches and satellite observations, on topics ranging from water resource management to flood forecasting.