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| Highland Plateau | |
|---|---|
| Name | Highland Plateau |
| Type | Plateau |
Highland Plateau is a widely occurring upland landform characterized by relatively level terrain at high elevation found across continents such as Eurasia, Africa, North America, South America, Australia, and Antarctica. Historically important in the contexts of Neolithic Revolution, Age of Exploration, Industrial Revolution, and modern United Nations development planning, highland plateaus have shaped routes like the Silk Road and locales such as the Tibetan Plateau, Altiplano, Colorado Plateau, Deccan Plateau, and Ethiopian Highlands. Their interactions with states like China, India, United States, Brazil, and Ethiopia have influenced treaties including the Treaty of Tordesillas era maritime claims and contemporary Paris Agreement discussions on land use.
A highland plateau is a geomorphological feature defined in works by institutions such as the United States Geological Survey, British Geological Survey, Geological Society of America, and researchers from Max Planck Society and Smithsonian Institution. Characteristics often cited in textbooks from Oxford University Press, Cambridge University Press, and reports by the United Nations Environment Programme include extensive flat or gently undulating surfaces, sharp escarpments like the Vindhya Range margins, and interior basins similar to the Andes intermontane basins. Regional examples include the Anatolian Plateau, Colorado Plateau, Tibetan Plateau, Patagonian Plateau, and East African Plateau; comparative studies appear in journals such as Nature, Science, Journal of Geophysical Research, and Quaternary Research.
Plateau formation mechanisms are discussed by geologists affiliated with Harvard University, Stanford University, Massachusetts Institute of Technology, and ETH Zurich and in landmark publications by Alfred Wegener-era theories and later plate tectonics research by J. Tuzo Wilson. Uplifted plateaus like the Tibetan Plateau owe origins to collisions between Indian Plate and Eurasian Plate, while volcanic plateaus such as the Deccan Traps and Columbia Plateau stem from flood basalt events linked in studies by Gerta Keller and W. J. Morgan. Erosion-dissected plateaus show histories recorded in stratigraphy tied to formations like the Permian Basin and Karoo Supergroup; petrology and geochronology work from California Institute of Technology and Scripps Institution of Oceanography illuminate processes including thermal uplift, delamination, and mantle plume activity attributed to figures like Jason Morgan and Morgan LeVoyer-style models. Paleoclimatic proxies from cores in the Loess Plateau and Altiplano inform reconstructions by teams at Lamont–Doherty Earth Observatory.
Climatologists at National Aeronautics and Space Administration, European Space Agency, National Oceanic and Atmospheric Administration, and Intergovernmental Panel on Climate Change analyze plateau climates that vary from alpine tundra on the Tibetan Plateau to montane savanna in the Ethiopian Highlands and temperate steppe on the Mongolian Plateau. Phenomena such as the Indian Monsoon, South American Zonda wind, and Föhn wind affect precipitation and temperature regimes documented in work by IPCC and World Meteorological Organization. Ecological gradients studied by teams from Kew Gardens, Royal Botanic Gardens, Smithsonian Tropical Research Institute, and Montreal Botanical Garden show vegetation zones from montane cloud forests like those in the Andes to alpine meadows in European Alps research.
Human occupation of plateaus is central to histories involving Mesopotamia-era highland migrations, Inca Empire administration on the Altiplano, and imperial frontier management by Qing dynasty and Ottoman Empire authorities. Archaeological projects by University of Cambridge, Sorbonne University, Peking University, and University of Delhi reveal Neolithic sites and terracing systems associated with figures like James Mellaart and institutions such as British Museum. Contemporary land-use includes pastoralism in the Mongolian Plateau, irrigated agriculture on the Loess Plateau under programs like Grain for Green, mining around Pilbara and Carajás Mine overseen by companies such as BHP and Vale S.A., and urbanization exemplified by Lhasa, Addis Ababa, La Paz, and Denver metropolitan areas.
Plateaus host endemic taxa documented by researchers at International Union for Conservation of Nature, Global Biodiversity Information Facility, and museums like Natural History Museum, London. Species radiations include high-altitude endemics such as the yak domesticated in Tibet studies, the Andean condor in Andes research, and plants catalogued by Royal Botanic Gardens, Kew and Missouri Botanical Garden. Conservation biologists from World Wildlife Fund, Conservation International, and universities report hotspots on plateaus like the Eastern Afromontane and Páramo ecosystems with endemic genera noted in monographs by IUCN SSC specialist groups.
Economic outputs from plateaus are analyzed by agencies including the World Bank, International Monetary Fund, Food and Agriculture Organization, and corporations such as Rio Tinto and Glencore. Resources include minerals in the Pilbara, hydrocarbons in the Permian Basin, agricultural commodities from the Deccan Plateau and Loess Plateau boosted by irrigation projects by Asian Development Bank, timber and non-timber forest products in the Andean highlands, and hydropower from rivers originating on plateaus exemplified by Yangtze-basin projects and Bheri hydropower studies in Nepal.
Conservation challenges are addressed by IUCN, UNESCO World Heritage designations, and NGOs like BirdLife International and The Nature Conservancy. Threats include land degradation documented by FAO and desertification monitored by UNCCD, climate change impacts reported by IPCC, mining conflicts involving companies such as Anglo American, infrastructure projects like China–Pakistan Economic Corridor corridors, and overgrazing outlined in reports by International Livestock Research Institute.
Category:Plateaus