GeoLog

Slovenia

Imaggeo On Monday: Reflections in floodwater

Imaggeo On Monday: Reflections in floodwater

This picture shows several trees and the sky reflecting in floodwater during an event that occured in February 2019 in front of the famous Postojna cave (Slovenia). In Slovenian karst areas, floods are considered as a very common natural phenomenon that can occur several times per year. While most of them are not harmful for local people, the most severe events cause considerable damages and might ...[Read More]

Imaggeo On Mondays: The valley along the fault

Imaggeo On Mondays: The valley along the fault

The Idrija fault is a an active fault crossing Slovenia for more than 100 km in a NW-SE direction and is responsible for several important geological features in the country. Among them, we can mention the former-active mercury mine of Idrija which has registered as a Unesco World Heritage site since 2012.   Another example that demonstrates the impact of this fault is it’s effect on th ...[Read More]

Imaggeo on Mondays: The polje between sky and Earth

Imaggeo on Mondays: The polje between sky and Earth

Poljes are one of the most impressive features existing in karst landscapes. These large flat closed depressions are prone to regular flooding that can form temporary lakes on their surface. Planinsko Polje [in Slovenia] is surely the most famous example of polje existing. The highest floods can reach up to 8 metres above the gauging station and last for more than two months. The lake is then more ...[Read More]

Imaggeo on Mondays: A thermal inversion

Imaggeo on Mondays: A thermal inversion

This week’s Imaggeo on Mondays image is brought to you by Cyril Mayaud, from the University of Graz (Austria), who writes about an impressive hike and layers of cold and warm air. Thermal inversion is a meteorological phenomenon which occurs when a layer of cold air is trapped near the Earth’s surface by an overlying layer of warmer air. This can happen frequently at the boundary between mountaino ...[Read More]