Mount Bisoke (also Visoke) is an

active volcano An active volcano is a volcano which is either erupting or is likely to erupt in the future. An active volcano which is not currently erupting is known as a dormant volcano. Overview Tlocene Epoch. Most volcanoes are situated on the Pacific Ri ...

in the Virunga Mountains of the

Albertine Rift The Albertine Rift is the western branch of the East African Rift, covering parts of Uganda, the Democratic Republic of the Congo (DRC), Rwanda, Burundi and Tanzania. It extends from the northern end of Lake Albert to the southern end of Lake Tan ...

, the western branch of the

East African Rift The East African Rift (EAR) or East African Rift System (EARS) is an active continental rift zone in East Africa. The EAR began developing around the onset of the Miocene, 22–25 million years ago. In the past it was considered to be part of a ...

. It straddles the border of

Rwanda Rwanda (; rw, u Rwanda ), officially the Republic of Rwanda, is a landlocked country in the Great Rift Valley of Central Africa, where the African Great Lakes region and Southeast Africa converge. Located a few degrees south of the Equator ...

and the

Democratic Republic of the Congo The Democratic Republic of the Congo (french: République démocratique du Congo (RDC), colloquially "La RDC" ), informally Congo-Kinshasa, DR Congo, the DRC, the DROC, or the Congo, and formerly and also colloquially Zaire, is a country in ...

, but the

summit A summit is a point on a surface that is higher in elevation than all points immediately adjacent to it. The topography, topographic terms acme, apex, peak (mountain peak), and zenith are synonymous. The term (mountain top) is generally used ...

is located in Rwanda. It is located approximately 35 km northeast of the town of

Goma Goma is the capital of North Kivu province in the eastern Democratic Republic of the Congo. It is located on the northern shore of Lake Kivu, next to the Rwandan city of Gisenyi. The lake and the two cities are in the Albertine Rift, the weste ...

and adjacent

Lake Kivu Lake Kivu is one of the African Great Lakes. It lies on the border between the Democratic Republic of the Congo and Rwanda, and is in the Albertine Rift, the western branch of the East African Rift. Lake Kivu empties into the Ruzizi River, which ...

Geology

Bisoke, like all the peaks in the Virunga Mountain Range, is a volcano created by

rift In geology, a rift is a linear zone where the lithosphere is being pulled apart and is an example of extensional tectonics. Typical rift features are a central linear downfaulted depression, called a graben, or more commonly a half-grabe ...

action on the forming

divergent boundary In plate tectonics, a divergent boundary or divergent plate boundary (also known as a constructive boundary or an extensional boundary) is a linear feature that exists between two tectonic plates that are moving away from each other. Divergent b ...

of the East African Rift which is slowly bisecting the

African plate The African Plate is a major tectonic plate that includes much of the continent of Africa (except for its easternmost part) and the adjacent oceanic crust to the west and south. It is bounded by the North American Plate and South American Plat ...

. Bisoke has two recorded eruptions which happened in 1891 and 1957. The most recent

eruption Several types of volcanic eruptions—during which lava, tephra (ash, lapilli, volcanic bombs and volcanic blocks), and assorted gases are expelled from a volcanic vent or fissure—have been distinguished by volcanologists. These are often ...

happened 11 km north of the summit, and it formed two small cones on the volcano's north flank. There is evidence that the area where this eruption occurred is still geologically active, suggesting that future activity at Bisoke is likely. The volcano has two crater lakes, one being the largest of the range.

Geography

The mountain is within the Rwandan

Volcanoes National Park Volcanoes National Park is a national park in northwestern Rwanda. It covers of rainforest and encompasses five of the eight volcanoes in the Virunga Mountains, namely Mount Karisimbi, Karisimbi, Mount Bisoke, Bisoke, Mount Muhabura, Muhabura, M ...

and the Congolese

Virunga National Park , iucn_category = II , iucn_ref = , location = Democratic Republic of the Congo , map = Democratic Republic of the Congo , relief = 1 , coordinates = , area = , established = , nearest_city = Goma , photo =Virunga National Park-107997 ...

. The steep slopes of the peak are densely covered with equatorial

rainforest Rainforests are characterized by a closed and continuous tree canopy, moisture-dependent vegetation, the presence of epiphytes and lianas and the absence of wildfire. Rainforest can be classified as tropical rainforest or temperate rainfores ...

and

alpine meadow Alpine tundra is a type of natural region or biome that does not contain trees because it is at high elevation, with an associated harsh climate. As the latitude of a location approaches the poles, the threshold elevation for alpine tundra gets ...

s. The summit does not gather snow, but is often shrouded in fog. Bisoke is one of the mountains constituting a habitat for the Endangered

mountain gorilla The mountain gorilla (''Gorilla beringei beringei'') is one of the two subspecies of the eastern gorilla. It is listed as endangered by the IUCN as of 2018. There are two populations: One is found in the Virunga volcanic mountains of Central/ ...

, and the

Karisoke Research Center The Karisoke Research Center is a research institute in Rwanda's Volcanoes National Park. It was founded by Dian Fossey on 24 September 1967 to study endangered mountain gorillas. Fossey located the camp in Rwanda's Virunga volcanic mountain r ...

founded by

Dian Fossey Dian Fossey (, January 16, 1932 – ) was an American primatologist and conservationist known for undertaking an extensive study of mountain gorilla groups from 1966 until her murder in 1985. She studied them daily in the mountain forests of ...

is in the valley to the west.

Industry/Tourism

Being within two national parks, it is by law off-limits to most standard wilderness industries such as

logging Logging is the process of cutting, processing, and moving trees to a location for transport. It may include skidding, on-site processing, and loading of trees or logs onto trucks or skeleton cars. Logging is the beginning of a supply chain ...

farming Agriculture or farming is the practice of cultivating plants and livestock. Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled people to ...

, or

mining Mining is the extraction of valuable minerals or other geological materials from the Earth, usually from an ore body, lode, vein, seam, reef, or placer deposit. The exploitation of these deposits for raw material is based on the economic via ...

. Aside from visitors to the parks searching for gorillas or other wildlife, the peak is popular with

mountaineers Mountaineering or alpinism, is a set of outdoor activities that involves ascending tall mountains. Mountaineering-related activities include traditional outdoor climbing, skiing, and traversing via ferratas. Indoor climbing, sport climbing, an ...

. It can be climbed in a day from the Rwandan side, and the Rwanda Development Board (RDB) leads two-day excursions to it and nearby

Mount Karisimbi Mount Karisimbi is an active stratovolcano in the Virunga Mountains on the border between Rwanda and the Democratic Republic of Congo. At , Karisimbi is the highest of the eight major mountains of the mountain range, which is a part of Albertine ...

, most often out of the nearby city of

Ruhengeri Ruhengeri, also known as Musanze or Muhoza, is a city and capital of Musanze District in the Northern Province of Rwanda. Some sources now refer to the city itself as Musanze, after the district in which it lies within. This has to do with the ad ...

. The climb is considered steep but walkable. The local tourism industry was devastated during the 1990s by several bloody uprisings and wars in central

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

including the

Rwandan Civil War The Rwandan Civil War was a large-scale civil war in Rwanda which was fought between the Rwandan Armed Forces, representing the country's government, and the rebel Rwandan Patriotic Front (RPF) from 1October 1990 to 18 July 1994. The war arose ...

(1990–1994),

Rwandan genocide The Rwandan genocide occurred between 7 April and 15 July 1994 during the Rwandan Civil War. During this period of around 100 days, members of the Tutsi minority ethnic group, as well as some moderate Hutu and Twa, were killed by armed Hutu ...

(1994),

First Congo War The First Congo War, group=lower-alpha (1996–1997), also nicknamed Africa's First World War, was a civil war and international military conflict which took place mostly in Zaire (present-day Democratic Republic of the Congo), with major spillo ...

(1996–1997) and

Second Congo War The Second Congo War,, group=lower-alpha also known as the Great War of Africa or the Great African War and sometimes referred to as the African World War, began in the Democratic Republic of the Congo in August 1998, little more than a year a ...

(1998–2003), and

Burundian Civil War The Burundian Civil War was a civil war in Burundi lasting from 1993 to 2005. The civil war was the result of longstanding ethnic divisions between the Hutu and the Tutsi ethnic groups. The conflict began following the first multi-party election ...

(1993–2005). During this time, military action and refugee relocation wreaked ecological havoc (including

deforestation Deforestation or forest clearance is the removal of a forest or stand of trees from land that is then converted to non-forest use. Deforestation can involve conversion of forest land to farms, ranches, or urban use. The most concentrated d ...

and

poaching Poaching has been defined as the illegal hunting or capturing of wild animals, usually associated with land use rights. Poaching was once performed by impoverished peasants for subsistence purposes and to supplement meager diets. It was set a ...

endangered species An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular political jurisdiction. Endangered species may be at risk due to factors such as habitat loss, poaching and inv ...

) upon the Volcanoes and Virunga National Parks and the surrounding area. In recent years, both parks have been somewhat secured, and the tourism industry of the area has been recovering, despite ongoing conflicts and, from 2020-2022, the damage caused by Covid Lockdowns.

References

External links

* {{DEFAULTSORT:Bisoke, Mount Volcanoes of the Great Rift Valley Mountains of the Democratic Republic of the Congo Virunga Mountains Stratovolcanoes of the Democratic Republic of the Congo Active volcanoes Democratic Republic of the Congo–Rwanda border International mountains of Africa Stratovolcanoes of Rwanda Holocene stratovolcanoes