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Natural lowering of a stream bed deep near bedrock over time
River incision is the narrow erosion caused by a river or stream that is far from its base level. River incision is common after tectonic uplift of the
River_incision
Topics referred to by the same term
Surgical incision, a cut made through the skin and soft tissue to facilitate an operation or procedure River incision, in geomorphology Incisions (album)
Incision
Elongated terraces that flank the sides of floodplains and river valleys
stream or river is downcutting its valley. A simple calculation of h1/t1 can give the average rate of incision(ri), where hi = height of river terrace from
Fluvial_terrace
Major river forming part of the United States and Mexico border
to traditional Indigenous nomadic culture, Pleistocene and Holocene river incision or burial under the Holocene floodplain. However, some early sites are
Rio_Grande
Major river in China
Hongshan; Hu, Xiaofei (February 2016). "Rapid fluvial incision and headward erosion by the Yellow River along the Jinshaan gorge during the past 1.2 Ma as
Yellow_River
Structure that uses a water wheel or turbine
however these effects are cancelled by river banks becoming higher. Where mills have been removed, river incision increases and channels deepen. There are
Watermill
constraints on sediment-flux–dependent river incision: Implications for extracting tectonic signals from river profiles" (PDF). Geology. 36 (7): 535.
List of unsolved problems in geoscience
List_of_unsolved_problems_in_geoscience
Mixed woodland-grassland ecosystem
pediplains and inselbergs. It has been posited that river incision is not prominent but that rivers in savanna landscapes erode more by lateral migration
Savanna
Natural processes removing soil and rock
Leonard S.; Dietrich, William E. (2004). "A mechanistic model for river incision into bedrock by saltating bed load" (PDF). Water Resources Research
Erosion
Intermittent river in India and Pakistan
the Sutlej River, or both rivers. However, the lack of large-scale incision on the interfluve demonstrates that large, glacier-fed rivers did not flow
Ghaggar-Hakra_River
Former pluvial lake in western North America
Earth Surface Processes 20. Elsevier. p. 462-503. Jewell, P.W., 2010. River incision, circulation, and wind regime of Pleistocene Lake Bonneville, USA. Palaeogeography
Lake_Bonneville
Longest river in Asia
The Yangtze River, Yangzi River or Chang Jiang is the longest river in China and the third-longest river in the world. It rises at Jari Hill in the Tanggula
Yangtze
Power generation via movement of water
however these effects are cancelled by river banks becoming higher. Where mills have been removed, river incision increases and channels deepen. A water
Hydropower
Deified river mentioned in the Vedas and ancient Indian epics
the Sutlej River, or both rivers. However, the lack of large-scale incision on the interfluve demonstrates that large, glacier-fed rivers did not flow
Saraswati_River
1999 natural disaster in Venezuela
continuing tectonic uplift of the Venezuelan coast and corresponding river channel incision. In spite of the fact that most onshore faults active in this region
Vargas_tragedy
Drainage divide on a continent
was about 20 km to the west of the modern water divide. Subsequent river incision shifted the divide to the east. Compression and uplift in this part
Continental_divide
River in the Mid-Atlantic United States
from a vertical transect just below the falls, indicates that vertical incision continued a rate of 0.5 m/ky between 27 and 12 ky, increasing to nearly
Potomac_River
Natural bowl-shaped hollow carved into a streambed
(1–2), 9–16. Whipple, K.X., Hancock, G.S., and Anderson, R.S., 2000. River Incision Into Bedrock: Mechanics And Relative Efficacy Of Plucking, Abrasion
Pothole_(landform)
Mountain range along the Pacific coast of Mexico
1029/2001TC001302. Montgomery, David; Lopez-Blanco, Jorge (2003). "Post-Oligocene river incision, Southern Sierra Madre Occidental" (PDF). Geomorphology. 55 (1–4): 235–247
Sierra_Madre_Occidental
River in St Joseph parish, Dominica
report}}: CS1 maint: url-status (link) Jimerson, Cole (May 2018). "River Development and Incision on Dominica, West Indies" (PDF). Keck Geology Consortium. 31:
Batali_River
Wild And Scenic River in California, United States
Retrieved March 22, 2023. Bursztyn, Natalie. "The Kern River, California: A Story of Uplift, Incision, and Flood Control". Science Education Research Center
Kern_River
very weak, to form a structural welt. The way that river anticlines form via deep river incisions and the associated crustal rebound, cause rocks deep
River_anticline
and model for carving Grand Canyon: Quantifying the interaction of river incision and normal faulting across the western edge of the Colorado Plateau"
Timeline of volcanism on Earth
Timeline_of_volcanism_on_Earth
Model of geographic landscape evolution
uplifted state of landscape. Then Davis defined: a youthful stage where river incision or vertical erosion is the dominant process shaping the landscape. During
Cycle_of_erosion
Aspect of geology
and model for carving Grand Canyon: Quantifying the interaction of river incision and normal faulting across the western edge of the Colorado Plateau"
Geology of the Grand Canyon area
Geology_of_the_Grand_Canyon_area
Form of laser based refractive eye surgery
ReLEx Small incision lenticule extraction (SMILE), second generation of ReLEx Femtosecond lenticule extraction (FLEx), is a form of laser based refractive
Small incision lenticule extraction
Small_incision_lenticule_extraction
Ongoing mountain-forming process in South America
modern water divide that makes up the Argentina–Chile border. Subsequent river incision shifted the divide to the east leaving old flattish surfaces hanging
Andean_orogeny
Stream that cuts a narrow gorge deep into the land below
that an entrenched meander forms when there is a rapid incision of the river bed such that the river does not have the opportunity to erode the lateral side
Entrenched_river
Process of erosion
Kelin X.; Hancock, Gregory S.; Anderson, Robert S. (1 March 2000). "River incision into bedrock: Mechanics and relative efficacy of plucking, abrasion
Abrasion_(geology)
Stream flow between precipitation events
because the trees drop their leaves and stop drinking as much water. River incision can decrease the baseflow by lowering the water table and aquifer. Good
Baseflow
River in India and Pakistan
volumes of sediment supplied by glaciers often give the river a braided pattern, while phases of incision have locally produced fluvial terraces. The Shyok
Shyok_River
Glacial erosion of bedrock
Web. 5 Oct. 2013. Whipple, Kelin; Hankock G; Anderson R.S. (2000). "River incision into bedrock: Mechanics and relative efficacy of plucking, abrasion
Plucking_(glaciation)
landslides in steep terrain. At low erosion rates increased stream or river incision may make gentle slopes evolve into convex forms. Convex forms can thus
Hillslope_evolution
Tributary of the Pend Oreille River, Idaho, United States
levels of river incision that create several trenches, preventing water from reaching the flat floodplain, accelerate erosion along the river, and destroy
Priest_River
Section of the Andes on the Argentina–Chile border
modern water divide that makes up the Argentina–Chile border. Subsequent river incision shifted the divide to the east leaving old flattish surfaces hanging
Principal_Cordillera
Flood in Zagreb, Yugoslavia
flood defence work conducted upriver in Slovenia. In addition, due to river incision, the Jankomir weir was as of 2008 functional only at flows exceeding
1964_Zagreb_flood
American geologist (1843–1918)
having contributed to the understanding of landscape evolution, erosion, river incision, and sedimentation. He was a planetary science pioneer, correctly identifying
Grove_Karl_Gilbert
and river incision. Unit stream power is often used for this, because simple models use and evolve a 1-dimensional downstream profile of the river channel
Stream_power
Type of river
incision into bedrock that is not related to glaciers. Bedrock incision can be caused by tectonic plate movement. As the land is uplifted the river is
Bedrock_river
One of a series of curves in a channel of a matured stream
the irregular incision by an actively meandering river. The meander ratio or sinuosity index is a means of quantifying how much a river or stream meanders
Meander
Ecosystem event
principal mechanism of hysteresis in the Northern Range is creek and river incision. The elimination of beavers - and hence their dams - caused increased
Trophic_cascade
Steep-sided canyon in Arizona, US
the history of incision of the canyon are debated by geologists, several recent studies support the hypothesis that the Colorado River established its
Grand_Canyon
Geological structure below Colorado
Uplift and Denudational History of the Colorado Rockies Using River Profiles and Incision Records". AGU Fall Meeting Abstracts. 2008: T11C–1893. Bibcode:2008AGUFM
Aspen_anomaly
Geological formation in northern Chile
Gerold; Schlunegger, Fritz; Simpson, Guy (2005). "The Oxaya anticline (northern Chile): a buckle enhanced by river incision?". Terra Nova (17): 368–375.
Azapa_Formation
Late Oligocene geologic formation in Mendoza Province, Argentina
(2005), "The Oxaya anticline (northern Chile): a buckle enhanced by river incision?", Terra Nova, 17 (4): 368–375, Bibcode:2005TeNov..17..368Z, doi:10
Agua_de_la_Piedra_Formation
Mountain pass in Mesa County, Colorado
diversion of the (Colorado and/or Gunnison) river(s) and abandonment of the canyon. But rates of river incision typically exceed those of tectonic uplift
Unaweep_Canyon
Canyon in Arizona, US
an example of an incised meander, a river bend carved into the plateau by erosion, creating a gorge. River incision began in the late Pliocene, approximately
Canyon_Diablo_(canyon)
Landform in northwestern Arizona
and model for carving Grand Canyon: Quantifying the interaction of river incision and normal faulting across the western edge of the Colorado Plateau:
Uinkaret_volcanic_field
Hilly region of China
moderate slopes, interspersed with river valleys and flat basins. Ongoing crustal uplift combined with long-term river incision has resulted in sharply rising
Southeast_Hills
Patterns formed by streams, rivers, and lakes in a drainage system
drainage patterns combine the two. In antecedent drainage, a river's vertical incision ability matches that of land uplift due to tectonic forces. Superimposed
Drainage system (geomorphology)
Drainage_system_(geomorphology)
Mountains in New Mexico, United States
Pazzaglia, Frank J. (2002-07-01). "Epeirogenic Controls on Canadian River Incision and Landscape Evolution, Great Plains of Northeastern New Mexico". The
Canadian_Escarpment
Geological formation in northern Chile
Gerold; Schlunegger, Fritz; Simpson, Guy (2005). "The Oxaya anticline (northern Chile): a buckle enhanced by river incision?". Terra Nova (17): 368–375.
Oxaya_Formation
River section with increased velocity and turbulence
der Beek, P.A. (2006-01-01). "Influence of incision rate, rock strength, and bedload supply on bedrock river gradients and valley-flat widths: Field-based
Rapids
River in London, England
slope would have been the result of fluvial incision since the Anglian stage. During its post-Anglian incision, the Thames in this area moved in a southward
River_Brent
Terrain measurement with light beams
has to be constructed to measure structural parameters (tilt angles, river incision depths). With the precise bedrock and surficial lithology mapping by
Geological structure measurement by LiDAR
Geological_structure_measurement_by_LiDAR
Largest wetland and swamp in the United States
and 15 percent to the west side. As a result of the Atchafalaya River channel bed incision, in the early 21st century the flow distribution is 13 percent
Atchafalaya_Basin
Lake in Minnesota
debris. The buried valleys in the Twin Cities region likely represent river incision from previous interglacials, which were filled with sediments during
Brownie_Lake
Schlunegger, Fritz; Simpson, Guy (2005). "The Oxaya anticline (northern Chile): a buckle enhanced by river incision?". Terra Nova (17): 368–375. v t e
Oxaya_anticline
River in California, United States
Soda creeks, show signs of recent incision and have graded to the incised current level of the mainstem Napa River. In some cases, smaller tributaries
Napa_River
Protected area of Kauai County, Hawaii, United States
erosion of the canyon's red soil. The canyon was formed by a deep incision of the Waimea River arising from the extreme rainfall on the island's central peak
Waimea_Canyon_State_Park
Bronze Age civilisation in South Asia
the Sutlej River, or both rivers. However, the lack of large-scale incision on the interfluve demonstrates that large, glacier-fed rivers did not flow
Indus_Valley_Civilisation
River in Washington, United States
the beaver ponds would store rainwater, trap sediment and repair channel incision/erosion, serve as nurseries for salmonids and other species, and act as
Methow_River
Yielding of soils and rocks to erosion
weak rocks, but river erosion rates in natural geological scenarios are often slower than 0.1 mm/yr, and therefore the river incision must be dated over
Erodibility
Waterfalls on the Iguazú River on the border of Argentina and Brazil
(2010). Migon, Piotr (ed.). Iguazu Falls: A History of Differential Fluvial Incision, in Geomorphological Landscapes of the World. Springer. pp. 101–109. ISBN 9789048130542
Iguazu_Falls
American murder victim (1924–1947)
Newbarr's report noted "very little" ecchymosis (bruising) along the incision line, suggesting it had been performed after death. Another "gaping laceration"
Black_Dahlia
Narrow body of water
saturation overland flow deepens to increase shear stress and begin channel incision. Overland flows converge in topographical depressions where channel initiation
Channel_(geography)
Climate event 18,000 and 9,700 years before present
Colca Canyon may have been aided by an increased water supply, river incision changed, river terraces formed in the Lomas de Lachay, erosion occurred along
Central_Andean_Pluvial_Event
Type of river
incision of floodplains, leaving step-like terrace features behind. Uplift as well as sea level retreat can also cause terraces to form as the river cuts
Alluvial_river
Mountain range in the United States
this period, rivers cut deep canyons into the range, generating topographic relief similar to the modern Sierra Nevada. This period of incision was halted
Sierra_Nevada
Volcanic field in Russia
folded and altered during the Tertiary, which was also affected by river incision and earlier eruptive activity. During the late Pleistocene, 300–400
Jom-Bolok_volcanic_field
channels along the ancestral Aksu River, together with regional uplift". The channels were formed by river incision and aggradation (soil deposition leading
Aksu_Basin
Hollow percussion idiophone instrument
in strategic locations for optimal acoustic transmission (e.g., along a river or valley), in order to be used for long-distance communication. The ends
Slit_drum
River in Washington, United States
incision into an embankment which blocked the outlet of its valley. Another set of terraces were likely created after the opening of the Raging River
Middle_Fork_Snoqualmie_River
Lower Paleolithic archaeology of Georgia
ago. At Dalarik-1, recent geological work established a volcanic and river-incision context for Lower Paleolithic artifacts deposited after the cave formed
Lower Paleolithic in Georgia (country)
Lower_Paleolithic_in_Georgia_(country)
Geological region in the Midwestern US
process of stream incision in the area is not clearly understood." There are many small towns in the Driftless Area, especially in river valleys, at or upstream
Driftless_Area
Removal of organs from the gastrointestinal tract
from the gastrointestinal tract (bowels or viscera), usually through an incision made across the abdominal area. Disembowelment is a standard routine operation
Disembowelment
Unidentified serial killer in London in 1888
Henriques Street) in Whitechapel. The cause of death was a single clear-cut incision, measuring six inches across her neck which had severed her left carotid
Jack_the_Ripper
Inland river delta in Western Canada
200 and 8,700 years ago. Channel incision of the moraine followed, establishing through-flow of the Saskatchewan River and initiation of the lower delta
Saskatchewan_River_Delta
Ancient former river system
February 2017). "Cenozoic incision history of the Little Colorado River: Its role in carving Grand Canyon and onset of rapid incision in the past ca. 2 Ma
California_River
uplifted up to 900 m. This uplift led to increased river incision along the coast and in the large inland rivers. While some planation surfaces were warped or
Geology_of_South_Africa
Capital and most populous city of DR Congo
hydrological stress, marked by heightened peak runoff, has induced the incision of more distinct channels within these formerly marshy landscapes. This
Kinshasa
External genitalia of the female mammal
delivery and limit tearing. A tear takes longer to heal than an incision. Tears and incisions may be repaired using sutures that may be layered. Among the
Vulva
Canyon on the Nho Quế River in northeastern Vietnam
Geoheritage assessments of the pass area treat the canyon walls and river incision as part of a broader assemblage of distinctive landforms supporting
Tú_Sản_canyon
Chinese historical period
43 cm in height. Decorative elements include cord-marking, impressions, incisions, perforations, slip painting (possibly black polished), and motifs (on
Neolithic_in_China
King of the United Kingdom from 1901 to 1910
operation of draining a pint of pus from the infected abscess through an incision in the King's abdomen; this outcome showed that the cause was not cancer
Edward_VII
River in Crimea
Following a microscopic examination of incisions on a flint flake from Kiik-Koba, the researchers concluded the incisions were likely deliberate, as the precision
Zuya_(river)
English writer and politician (1633–1703)
several years. However, there were long-term effects from the operation. The incision on his bladder broke open again late in his life. The procedure may have
Samuel_Pepys
Caldera in the Andes of Argentina
Andean plateau by 9 Ma: evidence from ignimbritic valley fills and river incision" (PDF). Terra Nova. 26 (6): 454–460. Bibcode:2014TeNov..26..454M. doi:10
Luingo
Holocene climate period during which northern Africa was wetter than today
Nile built an alluvial fan at its confluence with the White Nile, and incision by the Nile reduced flooding risk in some areas which thus became available
African_humid_period
American football player and commentator (born 1977)
and also repaired his medial collateral ligament, through a separate incision in his left knee. An infection in the wound resulted in further debridement
Tom_Brady
modifications. This uplift facilitated erosion and incision, but the eroded material was not deposited in the Pearl River Delta. Instead, it was transported more
Geology of the Pearl River Delta
Geology_of_the_Pearl_River_Delta
dissected plateau A landscape produced by significant stream erosion and incision of a plateau such that only a small part of the plateau surface is at or
Glossary of geography terms (A–M)
Glossary_of_geography_terms_(A–M)
Surgical procedure on the eardrum
A myringotomy is a surgical procedure in which an incision is created in the eardrum (tympanic membrane) to relieve pressure caused by excessive buildup
Myringotomy
Food consisting of salt-cured roe
Another method of extracting caviar is by removing eggs through a small incision, which allows the female to continue producing roe. Other farmers use a
Caviar
Seasonal stream in the Negev Desert
indicates that the stream's channel undergoes significant bedrock incision. This incision process is dynamically controlled by the area's specific lithology
Nahal_Paran
River in Quebec, Canada
unevenness in this sector are the main causes causing the river to cut, through marine clay, an incision from 10 to 20 m (66 ft) until the parent rock giving
Chicoutimi_River
Desert on the African continent
mummy was a 30-month-old child of uncertain sex. They also found a long incision on the specimen's abdominal wall, which indicated that the body had been
Sahara
Surgically drilling a hole in the skull
pressure is partially alleviated. Similarly, in abdominal surgery, a trephine incision is when a small disc of abdominal skin is excised to accommodate a stoma
Trepanning
surface of fluvial erosion as well as fluvial entrenchment surface and incision surface. Van Wagoner, JC (1988). "An overview of the fundamentals of sequence
Subaerial_unconformity
National park in Arizona, United States
created by the incision of the Colorado River and its tributaries after the Colorado Plateau was uplifted, causing the Colorado River system to develop
Grand_Canyon_National_Park
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