News - Sentinel Online
New study maps Himalayan glacier behaviour
23 August 2012
Glaciers are one of the largest reservoirs of freshwater on our planet, and their melting or growing is one of the best indicators of climate change. However, knowledge of glacier change has been hampered by lack of data, especially for understanding regional behaviour.
A glimpse of future GMES Sentinel-1 radar images
02 August 2012
A new campaign marks an important step in preparing for how data from the Sentinel-1 European Radar Observatory will be used for applications such as land-cover mapping and crop management. Sentinel-1 is the first of the five missions that ESA is developing for the GMES initiative.
Dynamics of the magma chamber beneath the slow-spreading Erta Ale Ridge using InSAR technique
19 July 2012
In November 2008, an eruption occurred in the Alu-Dalafilla volcanic centre that lies 30 km north of the lava lake, the eruption started on 3 November and eruptive activity peaked over a few hours and then waned exponentially until stopping on the night of 6 November 2008.
Satellites protect wetland areas
18 July 2012
Wetlands are havens of biodiversity, and have important ecological, hydrological and economic value, but their misuse can have devastating consequences. Satellite data are being used for wetland conservation and management.
Understanding risk with Earth Observation
16 July 2012

The risk of natural disasters can be reduced by understanding our environment and the fundamental forces that shape it. Earth-observing satellites can provide vital information to mitigate and prepare for disasters.
Europe clears the air
09 July 2012

Satellite measurements show that nitrogen dioxide in the lower atmosphere over parts of Europe and the US has fallen over the past decade. More than 15 years of atmospheric observations have revealed trends in air quality.
Earth observation for us and our planet
22 June 2012
The Rio+20 summit on promoting jobs, clean energy and a more sustainable use of our planet's resources closed today after three days of talks. During the summit, the role of Earth observation in sustainable development was highlighted.
Sweet news from Belgium
20 June 2012
Many people know and crave delicious Belgian chocolate, but might not be aware that the Belgian city of Tienen is known as the ‘Sugar City’ of Europe. And satellites are helping to grow the crop that makes our taste buds tingle.
Radar EO to analyse and monitor forest cover
17 June 2012

Within the United Nations Framework Convention on Climate Change (UNFCCC) negotiations, great attention is given to the future mechanism REDD + (Reducing Emissions from Deforestation and Forest Degradation).
Satellites and piracy on the high seas
15 June 2012
Piracy may be a topic of schoolboy adventure stories, but it’s still a dangerous and costly problem for merchant shipping and tourism in some parts of the world. In the pirate-ridden waters of the Indian Ocean, satellites show that environmental conditions have limited recent pirate activity.
- Copernicus Sentinel-1A unavailability
- Copernicus Sentinel-5P Chemistry Transport Model TM5 auxiliary files release
- Copernicus Sentinel-3 unavailability due to an on-going issue at PDGS level
- Copernicus Sentinel-2 production issue - 23rd February
- Temporary unavailability of Copernicus Sentinel-2 production - 22nd February
Calling on all interested users of Sentinel data, who would like to submit their results, turning their experiences into 'success stories'.
If you have a good story to tell, of how any of the Sentinel satellites are producing data that bring benefit to your work and/or to society, please contact the Sentinel Online Editor Malì Cecere at: mali.cecere@ejr-quartz.com with your proposals.