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Caucasus Mountains

geography Maturity 7-9 Next article →

The Caucasus Mountains are a massive mountain range located at the intersection of Asia and Europe.

Kaukasus
Kaukasus

This range stretches between the Black Sea and the Caspian Sea. It serves as a major continental boundary between the two regions. The mountains consist of two primary systems: the Greater Caucasus in the north and the Lesser Caucasus in the south. The Likhi Range connects these two major parts. To the west of this connection lies the Colchis Plain. To the east lies the Kur-Araz Lowland. This complex geography makes the Caucasus a vital part of the Alpide belt system.

The formation of these mountains resulted from intense tectonic plate activity. The Arabian plate moved northward toward the Eurasian plate. This movement caused a collision that closed the ancient Tethys Sea. As the Iranian plate was pressed between these two massive plates, the earth's crust changed. In the north, the rocks were folded to create the Greater Caucasus Mountains. These mountains are mainly made of Cretaceous and Jurassic rocks. In the south, the collision caused uplift and volcanic activity in the Lesser Caucasus. This region is largely of volcanic origin.

Falls
Falls

Volcanic activity has shaped many parts of the landscape. The Javakheti Volcanic Plateau in Georgia is one of the youngest features. In the Pliocene epoch, the Armenian highland was flooded by calc-alkaline basalts and andesites. Some of the highest summits, such as Mount Elbrus and Mount Kazbek, formed as Pleistocene-Pliocene volcanoes. While Kazbek is no longer active, Elbrus has erupted in postglacial times. Fumarole activity, which is the release of volcanic gases, is still recorded near the summit of Elbrus.

Elbrus view on the mountains
Elbrus view on the mountains

Because the tectonic plates are still moving, the region experiences regular seismic activity. This activity includes active faulting and crustal shortening. Clusters of earthquakes occur in Dagestan and northern Armenia. Many devastating earthquakes have been documented throughout history. One major event was the Spitak earthquake in December 1988. This earthquake destroyed the Gyumri-Vanadzor region of Armenia. The constant movement of the earth makes the Caucasus a dynamic and ever-changing environment.

The climate of the Caucasus varies greatly based on elevation and location. Temperature generally decreases as you climb higher. For example, the average annual temperature at sea level in Sokhumi is 14 °C. However, on the slopes of Mt. Kazbek, it falls to -4 °C. The northern slopes of the Greater Caucasus are about 3 °C colder than the southern slopes. Precipitation also changes across the range. The western parts receive high amounts of rain and snow. The northeastern Caspian Depression is the driest area.

Перевал Аишхо 1
Перевал Аишхо 1

Snowfall is a major feature of the mountain climate. The Greater Caucasus, especially the southwestern slopes, experiences heavy snowfall. Avalanches are common from November to April. In regions like Svaneti, snow cover can reach 12 meters. The Mt. Achishkho region is the snowiest place in the Caucasus. The Lesser Caucasus is somewhat isolated from moist air from the Black Sea. Therefore, it receives much less precipitation than the Greater Caucasus. The average winter snow cover there ranges from 0.5 to 1.5 meters.

Chaukhi Mountain & Tina Lake, Juta Valley, Mtskheta-Mtianeti, Georgia
Chaukhi Mountain & Tina Lake, Juta Valley, Mtskheta-Mtianeti, Georgia

The landscape is incredibly diverse, ranging from subtropical marshes to glaciers. The northern slopes of the Greater Caucasus feature oak, hornbeam, maple, and ash forests. Higher up, you will find birch and pine forests. The alpine zone begins above 2,500 meters. In the south, the Lesser Caucasus features grasslands and steppes. The volcanic zone extends from southern Georgia into Armenia and southwestern Azerbaijan. This area includes volcanic plateaus, lava flows, and volcanic lakes.

Chaukhi Mountain & Tina Lake, Juta Valley, Mtskheta-Mtianeti, Georgia
Chaukhi Mountain & Tina Lake, Juta Valley, Mtskheta-Mtianeti, Georgia

Human history is closely tied to these mountains. The Caucasus was a vital part of the Silk Road trade route. For over 10,000 years, Tusheti shepherds in Georgia have practiced transhumance. This is the seasonal movement of livestock to different grazing grounds. Mount Elbrus is the most famous peak in the range. It stands at 5,642 meters. It is higher than Mont Blanc, the highest peak in the Alps. While some debate its location, the crest of the Greater Caucasus often defines the boundary between Europe and Asia.

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🖼️ Images & Media (5)
File:Elbrus view on the mountains.jpg
Elbrus view on the mountains.jpg
File:Kaukasus.jpg
Kaukasus.jpg
File:Перевал Аишхо 1.jpg
Перевал Аишхо 1.jpg
File:Chaukhi Mountain & Tina Lake, Juta Valley, Mtskheta-Mtianeti, Georgia.jpg
Chaukhi Mountain & Tina Lake, Juta...
File:Falls.jpg
Falls.jpg
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