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Technique for photographing the interface between the seabed and the overlying water
Sediment Profile Imagery (SPI) is an underwater technique for photographing the interface between the seabed and the overlying water. The technique is
Sediment_Profile_Imagery
Topics referred to by the same term
Index of countries Abraham Lincoln Capital Airport (IATA code), US Sediment Profile Imagery, a technique for underwater photography of the interface between
SPI
Ecological region at the lowest level of a body of water
Intertidal ecology Littoral Plankton Pelagic zone Photic zone Sediment Profile Imagery (SPI) Stream bed The dictionary definition of benthos at Wiktionary
Benthic_zone
Bottom of the ocean
sulfide deposits – Mineral deposits from seafloor hydrothermal vents Sediment Profile Imagery (SPI) – Technique for photographing the interface between the seabed
Seabed
American installation artist
Collaborating with environmental scientists, Laramee created Sediment Profile Imagery using benthic disturbance mapping of the river bottom documenting
Eve_Andree_Laramee
Hierarchical outline list of articles related to oceanography
rotating system Sediment Profile Imagery – A technique for photographing the interface between the seabed and the overlying water Sediment–water interface
Outline_of_oceanography
from the bottom add sediments to surface waters. More sediments can make the waters appear more green, yellow, or brown because sediment particles scatter
Ocean_color
Method for classifying rivets
rivers behavior from its appearance; 2) develop specific hydrologic and sediment relationships for a given stream type and its state; 3) provide mechanisms
Rosgen_Stream_Classification
Delta of the Mississippi River
increase in dispersion of sediment deposition into the delta region. The Mississippi embayment then became a primary focus of sediment deposition during the
Mississippi_River_Delta
Partitioning of a seabed acoustic image into discrete physical entities or classes
truth data. Such data may come from in-situ sediment grab sampling, the use of a dredge, trawl net, visual imagery or surveys using Remotely Operated Vehicles
Acoustic seabed classification
Acoustic_seabed_classification
Lake under a glacier
subglacial lakes are influenced by interactions between ice, water, sediments, and organisms. They contain active biological communities of extremophilic
Subglacial_lake
Study of the history and structure of the ocean floor
environment. Many sub-bottom profilers can emit multiple frequencies of sound to record data on a multitude of sediments and objects on and below the
Marine_geology
Deepest known point of Earth's seabed
consisting of an elongated seabed section with distinct sub-basins or sediment-filled pools. The topography above is explained by the subduction of tectonic
Challenger_Deep
investigations conducted from the air, e.g. using aerial photography or satellite imagery. alignment Co-linear arrangement of features or structures with external
Glossary_of_archaeology
Preventing flooding and erosion of shorelines
to rise at an increasing rate throughout the century, causing coastal sediments to be disturbed by tidal energy. Coastal zones occupy less than 15% of
Coastal_management
Stratovolcano in Peru
Cordoba, G.; Rodriguez, D.; Santoni, O. (2022). "Modeling Tephra Fall and Sediment-Water Flows to Assess Their Impacts on a Vulnerable Building Stock in the
Misti
Study of underwater depth of lake or ocean floors
CRC Press, Boca Raton, p. 365 Deronde et al. (2008). "Monitoring of the sediment dynamics along a sandy shoreline by means of airborne hyper-spectral remote
Bathymetry
Land adjacent to a water body which is flooded during periods of high water
erodes the river bank on the outside of the meander. At the same time, sediments are simultaneously deposited in a bar on the inside of the meander. This
Floodplain
Island shared by Canada and Denmark
Hans Island is covered by a veneer of unconsolidated glacial sediment. These sediments consist of a mixture of gravel, mud and boulders that form a discontinuous
Hans_Island
Glacier in Greenland
sub-bottom profile information along the western continental shelf of Greenland in order to characterize the shape of the seafloor and uppermost sediment properties
Petermann_Glacier
Submarine canyon off the coast of Lakes Entrance, Victoria
of erosive, shelf-derived sediment diminishes, and canyon cross-sections transition from V-shaped to broader U-shaped profiles. This transformation is further
Bass_Canyon
State in northern India
extensive river network that shapes the region's landscape through erosion and sediment deposition while sustaining agriculture and human settlements. The numerous
Uttarakhand
Sandstone massif in Algeria's central Sahara Desert
the subsequent Cambrian period (541 to 485 million years ago), the first sediment deposits still present today were formed in the Tassili n'Ajjer region
Tassili_n'Ajjer
in the Ancient City of Aleppo; A comprehensive multi-temporal satellite imagery-based damage analysis for the Ancient City of Aleppo. UNESCO Publishing
List of oldest continuously inhabited cities
List_of_oldest_continuously_inhabited_cities
Island in the Indian Ocean
about 1,800 m (5,900 ft) from the floor of the Indian Ocean. The Holocene sediments are porous and completely saturated with sea water. Any rain falling on
Diego_Garcia
Largest moon of Saturn
Callisto, those of Titan are much shallower. Many have dark floors of sediment; geomorphological analysis of impact craters largely suggests that erosion
Titan_(moon)
Country in South Asia
river-borne sediment and now constitutes the Indo-Gangetic Plain. The original Indian plate makes its first appearance above the sediment in the ancient
India
Major goddess in ancient Egyptian religion
curved arms, reminiscent of the shape of bovine horns. Both types of imagery may represent goddesses connected with cattle. Cows are venerated in many
Hathor
Uncontrolled fire in forests or open spaces
concentration and potency of fire retardant. Wildfire debris (ash and sediment) clog rivers and reservoirs increasing the risk for floods and erosion
Wildfire
Genus of theropod dinosaur from the Early Jurassic
but may instead have been the result of how a carcass was embedded in sediments. The back was straight, and the hindmost dorsal vertebrae were turned
Dilophosaurus
Volcanic event in the South Pacific Ocean
underwater thrusts, displaced 10 cubic kilometres (2.4 cu mi) of rock, ash and sediment, and generated the largest atmospheric explosion recorded by modern instrumentation
2022 Hunga Tonga–Hunga Haʻapai eruption and tsunami
2022_Hunga_Tonga–Hunga_Haʻapai_eruption_and_tsunami
Urban beach in Nha Trang, Vietnam
low-tide-terrace beach is stable on annual timescales, while also showing rapid sediment exchange between the terrace and the upper beach during storm or monsoon
Trần_Phú_Beach
Chemical element with atomic number 16 (S)
of minerals in rocks and sediments to study the redox conditions in past oceans. Sulfate-reducing bacteria in marine sediment fractionate sulfur isotopes
Sulfur
glacier. outwash plain A smooth, flat plain of sandy or gravelly alluvial sediment formed by outwash deposited in front of the toe of a melting glacier, with
Glossary of geography terms (N–Z)
Glossary_of_geography_terms_(N–Z)
Brand of lager
modern beer, is added after fermentation to minimise losses to the yeast sediment.[citation needed] The hop is sourced from the only two farms in Australia
Foster's_Lager
Third planet from the Sun
more lower-density materials such as granite, metamorphic rocks, and sediments, which—while covering nearly 75% of the continental surfaces—make only
Earth
Indian external intelligence agency
reconnaissance aircraft and by the mid-1970s was producing high-quality aerial imagery of installations along the Line of Actual Control and the India–Pakistan
Research_&_Analysis_Wing
American poet and critic (1885–1972)
"What obfuscated me was not the Italian but the crust of dead English, the sediment present in my own available vocabulary, which I, let us hope, got rid of
Ezra_Pound
Point on a stream's profile where a sudden change in stream gradient occurs
unchanged by human or other activity. Lakes characteristically fill in with sediment over time, but waterfalls often erode away. There are few obvious, dry
Knickpoint
Island nation in the Atlantic Ocean
subduction of the South American Plate beneath the Caribbean Plate scrapes sediment from the South American Plate and deposits it above the subduction zone
Barbados
Science of measurement and description of features which affect maritime activities
surveys of cable routes prior to installation and increasingly use acoustic imagery equipment previously found only in military applications when conducting
Hydrographic_survey
Neolithic archaeological site in Turkey
early PPNB, a slope slide inundated the lower-lying structures, flushing sediments and domestic rubble (likely including midden and burials) downhill. This
Göbekli_Tepe
Species of aquatic flowering plant
time as the pond silt fills in and dries out. During flood conditions, sediments containing these seeds are broken open, and the dormant seeds rehydrate
Nelumbo_nucifera
Application of scientific techniques to archaeology
(for example) fossilized hominid remains by association with volcanic sediments (the fossils themselves are not directly dated) Another important subdiscipline
Archaeological_science
1994 French research and supply vessel
multi-beam bathymetry and imagery and includes: Three bathymetric sounders: Dual-frequency (3.5 and/or 12 kHz) sea bottom profiler coupled with multibeam
Marion_Dufresne_(1994)
Earth's dry surface
of Earth's water cycle – shape the landscape, carve rocks, transport sediments, and replenish groundwater. At high elevations or latitudes, snow is compacted
Land
Swamp in South Sudan
the Sudd plays an important role in storing floodwaters and trapping sediments from the Bahr al Jabal. Roughly 55% of water entering the area is lost
Sudd
Regions of long-term subsidence creating space for infilling by sediments
the Earth's crust where subsidence has occurred and a thick sequence of sediments have accumulated to form a large three-dimensional body of sedimentary
Sedimentary_basin
Application of geology to engineering practice
Global Positioning System (GPS) data, topographic maps and satellite imagery; the excavation, sampling and logging of earth/rock materials in drilled
Engineering_geology
Unidentified 1971 airplane hijacker
Palmer of Portland State University found two distinct layers of sand and sediment between the clay deposited on the riverbank by the dredge and the sand
D._B._Cooper
Phylum of single-celled organisms
latitudes known for good radiolarian (silica) preservation, based on surface sediment composition. Data show that some species were extirpated from high latitudes
Radiolaria
Landform of ejecta from a volcanic vent piled up in a conical shape
tuff rings are associated with eruptions within either water saturated sediments and bedrock or permafrost. Next to spatter (scoria) cones, tuff cones
Volcanic_cone
Polish palaeobotanists attempting biogeographic synthesis of Miocene land sediments. She was also the first person in Poland to identify pollen from a range
Timeline_of_women_in_science
Wetland in Indiana and Illinois, United States
ditches and implementing flood insurance programs for farmers. Excess sediment is dredged in the Kankakee River at the Illinois border, despite agricultural
Grand_Kankakee_Marsh
Geological study of planets
missions. This means that in some cases, names may change as improved imagery becomes available, or in other cases widely adopted informal names are
Planetary_geology
spanning more than 1,000 years. A study utilizing ancient DNA from North Sea sediment revealed the submerged landmass of Doggerland hosted temperate forests
2026_in_archaeology
History of lands by the Tigris and Euphrates
likely that many other sites remain unexplored under a thick layer of sediment. The oldest excavated levels of the Ubaid culture are found at Tell el-Oueili
Prehistory_of_Mesopotamia
List of definitions of terms and concepts commonly used in agriculture
including fertilizers and pesticides from the runoff and may also help reduce sediment erosion, thereby preventing the contamination and eutrophication of natural
Glossary_of_agriculture
South American species of aquatic plant
mats that obstruct boat passage, clog water intakes and aqueducts, trap sediments, crowd out native vegetation, and impede the migration of anadromous fish
Elodea_densa
Pre-glacial river in North America
County, Ohio, near Chillicothe. The valley then disappears under glacial sediments but can be tracked using water well yields and other means (Hansen, 1995)
Teays_River
Island in the South Sandwich Islands
Richard J. (1 July 2018). "Origin of spectacular fields of submarine sediment waves around volcanic islands". Earth and Planetary Science Letters. 493:
Vindication_Island
Country in Southeast Asia
It is criss-crossed by a maze of rivers and canals, which carry so much sediment that the delta advances 60 to 80 metres (196.9 to 262.5 ft) into the South
Vietnam
U.S. national park in New Mexico
Menefee Shale bedrock; this was later buried under roughly 125 ft (38 m) of sediment. The canyon and mesa lie within the "Chaco Core", which is distinct from
Chaco Culture National Historical Park
Chaco_Culture_National_Historical_Park
need to regulate freshwater and sediment flows from the river. Doing this will entail the partial removal of sediments trapped behind the Ribarroja Dam
Climate_change_in_Spain
Impact of human life on Earth and environment
2019). "Characterization and spatial distribution of organic-contaminated sediment derived from historical industrial effluents". Environmental Monitoring
Human impact on the environment
Human_impact_on_the_environment
as major settlement axes. These sites are often buried beneath river sediments or lie beneath later urban layers, as many locations were continuously
Neolithic_in_the_Near_East
Natural movement of air or other gases relative to a planet's surface
calcareous, fine-grained, silty, pale yellow or buff, windblown (Aeolian) sediment. It generally occurs as a widespread blanket deposit that covers areas
Wind
Vegetation cover change
"Connectivity measures across scales differentially influence dryland sediment and seed movement". Restoration Ecology. 32 (6) 14173. Bibcode:2024ResEc
Woody_plant_encroachment
Ruins of major ancient Maya city
crystals. In addition to physical filtration, geochemical analyses of sediment cores from the Temple and Palace reservoirs have revealed severe historical
Tikal
Arid region of south-central Wyoming, United States
Gosiute deposited between 10,000 feet (3,000 m) and 20,000 feet (6,100 m) of sediment in the Red Desert's geographic basin. Lake Gosiute began to fill the Red
Red_Desert_(Wyoming)
Large watercraft
(PAHs) which are very difficult to clean up, and last for years in the sediment and marine environment. Marine species constantly exposed to PAHs can exhibit
Ship
Volcano in southern Peru
under additional influence from reduced solar activity, have been noted in sediment cores from peat bogs in England and Denmark. In Norway, cooling coinciding
Huaynaputina
Used to help answer questions about Earth's carbon cycle
Algorithms and Technologies for Multispectral, Hyperspectral, and Ultraspectral Imagery XIV. 6966. 696613. Bibcode:2008SPIE.6966E..13O. doi:10.1117/12.777920.
Space-based measurements of carbon dioxide
Space-based_measurements_of_carbon_dioxide
Pair of ancient Greek bronze statues
thus located a second statue lying on its back beneath a thin layer of sediment. The two statues lay a short distance apart near the submerged reef of
Riace_bronzes
Non-invasive physical sensing techniques used for archaeological imaging or mapping
geophysical sensors, they are not capable of generating high-resolution imagery. Other established and emerging technologies are also finding use in archaeological
Geophysical survey (archaeology)
Geophysical_survey_(archaeology)
Body of water in the Arctic Ocean
Polynya ice. These helicopter measurements concur with satellite-based radar imagery as well as ground-based electromagnetic observations. Drifting buoys have
Lincoln_Sea
American paleontologist
He is the first to discover Precambrian microfossils in stromatolitic sediments of Australia (1965), South Africa (1966), Russia (1977), India (1978)
J._William_Schopf
Genus of Dinosaur (fossil)
aeolian sediments (Bayn Dzak or Tugriken Shireh), P. hellenikorhinus is found in the aeolian-fluvial sediments. As the latter type of sediments is also
Protoceratops
Stratovolcano in the Central Volcanic Zone of the Andes
and lake sediments. These formations are not visible in the Lascar area, but they crop out close to the Salar de Atacama. Tertiary sediment and volcanic
Lascar_(volcano)
Data acquisition method for earth sciences
data sets in various Red-Green-Blue configurations to produce false color imagery to reveal key features. Thus, image processing is an important step to
Remote_sensing_in_geology
and mercury. Other examples of polluting activities are the dredging of sediments and the testing and laying of pipes. Countless sewage systems with not
Environmental issues in Venezuela
Environmental_issues_in_Venezuela
5th–8th-century nomadic confederation in Central Asia
Hephthalite dominion Buddhism was predominant but there was also a religious sediment of Zoroastrianism and Manichaeism." Balkh had some 100 Buddhist monasteries
Hephthalites
Impact of climate change on tropical cyclones
of past tropical cyclone activity by means of geological proxies (flood sediment), or historical documentary records, such as shipwrecks or tree ring anomalies
Tropical cyclones and climate change
Tropical_cyclones_and_climate_change
Marginal sea of the Arctic Ocean
near its mouth. The river annually brings about 15 million tonnes of sediments which are rich in dolomite and calcium carbonate. Those deposits are spread
Beaufort_Sea
c. 1300–750 BC archaeological culture of Central Europe
first time, as shown by pollen analysis. This led to increased erosion and sediment-load of the rivers. New crops and more intensive agrarian regimes are introduced
Urnfield_culture
National park in Florida, United States
scouring the sloughs deeper and building the peat ridges with transported sediment and organic matter. Shark River Slough and Taylor Slough are significant
Everglades_National_Park
Species of bacterium
and can be found as a normal component of decaying vegetation, marine sediment, the intestinal tract of humans and other vertebrates, insects, and soil
Clostridium_perfringens
Project to add new information about past North Atlantic hurricanes
however can help to bring more trends to light, by for instance assessing sediments proxies from storm surge. The project ranks the year 1914 as the quietest
Atlantic hurricane reanalysis project
Atlantic_hurricane_reanalysis_project
Genus of dinosaurs from the Late Cretaceous Period
animal may have walked across the floor of a pond, breaking through the sediment layer with the tracks while it was soaked from rain or contained water
Gallimimus
Environmental problems caused by warfare
G.; Ilyin, G. V. (August 2022). "Strontium-90 in Seawater and Bottom Sediments of the Barents Sea Shelf (2000–2019)". Doklady Earth Sciences. 505 (2):
Environmental_impact_of_war
Before the Islamic conquest of Afghanistan, the territory was a religious sediment of Zoroastrianism, Zunbils, Hinduism and Buddhism. It was inhabited by
Hinduism_in_Afghanistan
Man-made coastal barriers against tides
sophisticated blend of technical expertise, encapsulating hydrodynamics, sediment transport, as well as mitigation of the potential ecological consequences
Closure_of_tidal_inlets
Pre-Columbian polity in Western Bolivia
JSTOR 30042486. S2CID 149450446. Calaway, Michael (2005). "Ice-cores, Sediments and Civilisation Collapse - A Cautionary Tale from Lake Titicaca". Antiquity
Tiwanaku_polity
Volcano in Peru
southwestern sides of Coropuna, and some of these have been drilled to obtain sediment cores. There are several private conservation areas around the volcano
Coropuna
Recovering a ship or cargo after a maritime casualty
righting or lifting Scouring of the bottom sediments immediately adjacent to the vessel, which removes sediment supporting the ship and can cause high structural
Marine_salvage
causes direct physical damage. The toxic effects of both surface-level and sediment deposit oil exposure on mangrove health has been repeatedly scientifically
Niger_Delta_mangroves
Techniques for finding underwater targets
instruments capable of locating an object that is buried deeply in bottom sediments. Optical imaging systems have been successfully used in deep ocean searches
Underwater_searches
Seismic faults in Washington State
pattern that reflects the roots of the former Calkins Range) are formed of sediments that collected in the Everett basin during the Eocene, and were subsequently
Puget_Sound_faults
Study of light interaction with water and submerged materials
light. Areas with sea ice, estuaries with large amounts of suspended sediments, and lakes with large amounts of glacial flour are examples of water bodies
Ocean_optics
Glacier in Peru
on the ice. Glaciers in the region have been monitored since the 1970s. Sediment cores in lakes and peat, mapping of moraines, radiocarbon and cosmogenic
Quelccaya_Ice_Cap
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