GeoLog
Avatar photo

EGU Guest blogger

This guest post was contributed by a scientist, student or a professional in the Earth, planetary or space sciences. The EGU blogs welcome guest contributions, so if you've got a great idea for a post or fancy trying your hand at science communication, please contact the blog editor or the EGU Communications Officer to pitch your idea.

Imaggeo On Monday: Teyuna (Ancient Tayrona indigenous settlement)

Imaggeo On Monday: Teyuna (Ancient Tayrona indigenous settlement)

Nestled within the mountains and dense jungles of the Sierra Nevada de Santa Marta in Colombia’s Caribbean region lies an ancient Tayrona indigenous settlement and archaeological site. Known to the Tayrona people as Teyuna, this site is more commonly referred to today as the “Lost City.” The Sierra Nevada, revered as a sacred landscape by the Tayrona and other indigenous groups, ...[Read More]

Imaggeo On Monday: Reynisdrangar basalt sentinels

Imaggeo On Monday: Reynisdrangar basalt sentinels

This year for the EGU24 Photo Competition we had some amazing photos submitted! In case you missed them before the meeting, for the next few weeks we will be featuring all 10 of the shortlisted photos, and our three winners! This week, Francesco Ioli’s image ‘Reynisdrangar basalt sentinels’.   The Reynisdrangar basalt stacks rise dramatically out of the sea in front of the b ...[Read More]

Imaggeo On Monday: Temple in floodplain

Imaggeo On Monday: Temple in floodplain

This year for the EGU24 Photo Competition we had some amazing photos submitted! In case you missed them before the meeting, for the next few weeks we will be featuring all 10 of the shortlisted photos, and our three winners! This week, CiJian Yang’s image ‘Temple in floodplain’.   In southwest Taiwan On the plains, rivers meandering, Water for rice fields, livelihoods growin ...[Read More]

Imaggeo On Monday: Connection to the deep crust

Imaggeo On Monday: Connection to the deep crust

This year for the EGU24 Photo Competition we had some amazing photos submitted! In case you missed them before the meeting, for the next few weeks we will be featuring all 10 of the shortlisted photos, and our three winners! This week, Alberto Caracciolo’s image ‘Connection to the deep crust‘.   The 2021 Fagradalsfjall volcanic eruption was the first one in the area after ap ...[Read More]

Imaggeo On Monday: Polarized light photomicrograph of a thin section of Brazilian agate

Imaggeo On Monday: Polarized light photomicrograph of a thin section of Brazilian agate

This year for the EGU24 Photo Competition we had some amazing photos submitted! In case you missed them before the meeting, for the next few weeks we will be featuring all 10 of the shortlisted photos, and our three winners! First up, Bernardo Cesare’s image ‘The Concert’. This image is called ‘The Concert’. Agate is made of microcrystalline fibrous quartz, called cha ...[Read More]

Imaggeo On Monday: Venice, the city of resilience, the city of mirrors and mirages

Imaggeo On Monday: Venice, the city of resilience, the city of mirrors and mirages

High tide captured during the morning of November 6th, 2023 in Piazza San Marco, Venice (Italy). The MOSE system of mobile gates, designed to defend the Venice lagoon from tides up to 3 metres high, is not activated for tide levels below 110 cm. However, when the tide reaches 83 cm, the lowest point of St. Mark’s Square begins to flood. Photo and caption by Maria Katherina Dal Barco, shared ...[Read More]

Imaggeo On Monday: Tidal channel and saltmarsh in Germany

Tidal channel and saltmarsh in Germany

“A tidal channel (‘Priel’) in a saltmarsh of the Wadden Sea, northern Germany.” Tidal channels are an integral part of salt marshes and form naturally, connecting the marsh with the nearest water body. These tidal channels provide an ecological bounty for a diverse range of life, from plants to invertebrates to birds and mammals – and include many benefits for the peo ...[Read More]

Imaggeo On Monday: Elegance with no functionality

Imaggeo On Monday: Elegance with no functionality

The Montejaque dam, with its 84 meters of height, is one of the first vaulted dams built in Europe. Currently, it remains only as a vestige of one of the major hydroelectric projects by the “Sevillana de Electricidad” company. Preliminary studies for its construction began in 1917. Some of these studies indicated that the project was unfeasible due to the karstic nature of the terrain, ...[Read More]

Imaggeo On Monday: Layers of dust and snow

Imaggeo On Monday: Layers of dust and snow

This image shows layers of dust and snow at the surface of Fox Glacier, Southern Alps, New Zealand. The glacier surface in the upper part of Fox Glacier’s ice fall is heavily crevassed and intersected into seracs. Individual layers of fresh and old snow are visible, some with visible thin dust layers at their surface. The more reddish dust layers in the lower part of the image had been gener ...[Read More]

Imaggeo On Monday: Iceberg A-81, Brunt Ice Shelf, Antarctica

Imaggeo On Monday: Iceberg A-81, Brunt Ice Shelf, Antarctica

Information from a British Antarctic Survey Press Release. A huge iceberg (1550 km²), almost the size of Greater London, has broken off the 150m thick Brunt Ice Shelf. It calved after cracks that have been developing naturally over the last few years extended across the entire ice shelf, causing the new iceberg to break free. This occurred on Sunday 22 January between 19.00 and 20.00 UTC during a ...[Read More]