During this week, part of California has been devastating by a high number of fires. In particular the area burnt down is the Ventura County, extending the south part of the state. The RGB image below has been captured on … Continue reading California Fires in Sentinel-2 images
Tidal phenomenon along the shores was well known since the prehistoric era, but a long trip of investigations through the centuries was necessary from the Greco-Roman Antiquity to the modern era to unravel in a quasi-definitive manner many secrets of … Continue reading Tidal monitoring with Sentinel-2
Bogoslov Island has a Russian sounding name and indeed belongs to the Aleutian Islands, Alaska which was sold by Russia to United States in 1867. It is actually the summit of a stratovolcano 1800 m height from the seabed and emerged … Continue reading Bogoslof Island: a puzzle for geographers.
Wildfires were raging Val di Susa during the last three days. Val di Susa is an alpine valley located in the western part of Piemonte, region of north Italy, west of Turin and bordering France. The state of emergency is … Continue reading Wildfires in Val di Susa
Green and mountainous Madeira is in view and we have time just to finish our crew’s tour. Joseph Banks and the scientific Team The Royal Society obtained the permission to send, at his own expense, Joseph Banks, a renowned botanist … Continue reading In Endeavour’s wake: Madeira, 12 September 1768.
Responsible for the 10% of Greenland icebergs, the Jakobshavn Glacier is one of the largest outlet glaciers in the world. According to recent scientific studies it is also one of the fastest moving glaciers on Earth, Its speed can in … Continue reading Rapid mapping of moving Glaciers
On Earth there are a lot of natural wonders, some of them discovered only in the last decades and so become famous around the world only in recent times. This is the case of the colored mountains, aka rainbow mountains … Continue reading Rainbow Mountains
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 … Continue reading Volcanoes seen by Sentinel-2
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 … Continue reading Amazonia Deforestation from Sentinels
In Mauritania, hidden deep into the great Sahara desert, there is a huge and mysterious geologic formation that is hard to spot from ground level, walking around on Earth. It turns out that we really discovered this incredible bull’s-eye in the … Continue reading The Eye of Sahara