
Volcanoes seen by Sentinel-2
On Earth, 500-600 Volcanoes exist. A volcano is a relief of the terrestrial crust (submarine or air) formed by the ejection and stacking material from the rise of magma in the form of lava ash. Volcanic activity can take several forms; each of them depends on the quantity of gases present in the magma and

Amazonia Deforestation from Sentinels
The Amazon rainforest represents over half of the planet’s remaining equatorial forests. A real Earth’s hearth and lungs threatened by the human uncontrolled activity. Its deforestation started mainly in the early seventies after the opening of the trans-Amazonian highway (1972). Amongst the principal causes of the progressive logging, the farming and cattle pasture spaces needs are the

Hurricane Irma from SAR
Hurricane Irma, the second most powerful Atlantic basin hurricane in recorded history, has been captured also from SAR sensor of Copernicus Sentinel 1 radar. The radar waves can penetrate all weather conditions including clouds and rain. A SAR image is a measure of the amount of energy reflected back to the radar antenna following interaction