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| Geography of Cundinamarca | |
|---|---|
| Name | Cundinamarca |
| Native name | Departamento de Cundinamarca |
| Subdivision type | Country |
| Subdivision name | Colombia |
| Seat type | Capital |
| Seat | Bogotá (enclave) |
| Area total km2 | 22615 |
| Population total | 3081066 |
| Population as of | 2018 |
| Iso code | CO-CUN |
Geography of Cundinamarca Cundinamarca is a central Andean department of Colombia surrounding the capital district of Bogotá and bordering Boyacá Department, Meta Department, Tolima Department, Huila Department, Tolima, Risaralda Department, Antioquia Department, Santander Department and other departments in varied highland and lowland physiographic contexts. The region occupies parts of the Eastern Andes and extends to the Orinoquía Region and the Magdalena River basin, integrating landscapes such as the Bogotá Savannah, the Sumapaz Páramo, and the Tequendama Falls corridor. Strategic infrastructure nodes like the Bogotá Metropolitan Area, El Dorado International Airport, and transport corridors to Medellín and Cali traverse its diverse terrain.
Cundinamarca encompasses high Andean plateaus, intermontane valleys and eastern lowland plains, including the Altiplano Cundiboyacense, the Bogotá savanna, and the upper reaches of the Orinoco Basin. Major mountain features include the Serranía de Subachoque, the Serranía de Sumapaz, and peaks such as Cerro de Monserrate and Cerro de Guadalupe adjacent to Bogotá. The department abuts major watersheds draining to the Magdalena River, the Orinoco River, and internal closed basins like the Lake Herrera area. Cundinamarca’s topographic gradient ranges from páramo plateaus over 3,000 m, through montane forest zones, to tropical lowland savannas below 500 m near municipalities bordering Meta Department.
Cundinamarca’s climate is strongly controlled by elevation and orography, producing a spectrum from alpine tundra in the Sumapaz Páramo to humid tropical climates in the Orinoco foothills. The department experiences bimodal rainfall patterns influenced by the Intertropical Convergence Zone and regional wind regimes tied to the Caribbean Sea and Pacific Ocean via the Colombian isthmus; seasonal variability affects river discharge for basins like the Upía River and Río Blanco. Microclimates occur around features such as Chingaza National Park, Suesca, and the Tequendama Falls, while urban heat island effects are pronounced in the Bogotá Metropolitan Area, especially near Soacha and Cajicá.
Cundinamarca hosts headwaters for major Colombian rivers including tributaries to the Magdalena River like the Bogotá River and to the Orinoco River such as the Meta River tributaries; reservoirs like Tibabuyes Reservoir and hydropower projects on the Guavio River and Chivor Reservoir regulate flows. Wetlands on the Bogotá savanna such as Humedal La Vaca and Humedal Jaboque provide flood attenuation and biodiversity functions. Notable waterfalls and gorges include Tequendama Falls and riverine canyons near Sumapaz, which historically influenced settlements like Facatativá and Girardot and infrastructure including the Central Railway of Colombia corridors.
The department sits atop complex Mesozoic and Cenozoic tectonics related to the uplift of the Andes Mountains and the interaction of the Nazca Plate and South American Plate. Geological units include metamorphic basement in the Eastern Cordillera, plutonic intrusions, and Neogene volcanic and sedimentary cover that control mineral occurrences like emeralds mined in Gachancipá and construction aggregates exploited near Zipaquirá. Soils vary from shallow lithosols on steep slopes to deep alluvial soils on the Bogotá Savannah and acidic organic soils in the Sumapaz Páramo, influencing land uses from potato cultivation in the highlands to rice and sugarcane in lower valleys near Melgar.
Cundinamarca encompasses Andean páramo, montane cloud forest, oak (Quercus) woodlands, dry forest fragments, and Amazon-Orinoco transition savannas hosting species recorded in protected areas such as Chingaza National Natural Park and Sumapaz National Park. Fauna includes endemic and threatened birds of the Eastern Cordillera like the Bogotá Rail, mammals such as the Andean bear in peripheral ranges, and amphibians tied to montane streams around La Calera and Choachí. Plant diversity features páramo rosettes, high-elevation grasses, and Andean forest taxa with conservation importance recognized by institutions like the Alexander von Humboldt Biological Resources Research Institute and research in collaboration with Universidad Nacional de Colombia.
Population and settlement are concentrated in the Bogotá Metropolitan Area and satellite municipalities such as Soacha, Funza, Mosquera, and Chía, while rural areas retain traditional agriculture in townships like Fusagasugá, Facatativá, and Guaduas. Historic transport routes linked to colonial-era centers such as Zipaquirá and Suesca persist alongside modern highways to Medellín and Villavicencio. Land use shows gradients from urbanized metropolitan zones to agricultural plains producing potatoes, flowers for export via El Dorado International Airport, and cattle ranching on the Orinoquía margins; cultural landscapes reflect Indigenous Muisca heritage sites including Tierradentro-adjacent archaeological contexts and colonial churches in Suesca and Ubaté.
Conservation in Cundinamarca includes national parks, regional nature reserves, and wetland protections such as Chingaza National Natural Park, Sumapaz National Natural Park, Páramo de Rabanal, and Ramsar-designated wetlands near the Bogotá savanna. Management involves entities like the National Natural Parks of Colombia and regional environmental authorities coordinating restoration projects for wetlands like Humedal La Vaca and reforestation initiatives in corridors linking Chingaza and Sumapaz. Challenges encompass urban expansion around Bogotá, water security for the capital supplied by páramo catchments, and integrated landscape planning involving stakeholders such as IDEAM and municipal governments of Cundinamarca Department.