*  Paleoseismology
... looks at geologic sediments and rocks, for signs of ancient earthquakes. It is used to supplement seismic ... Paleoseismology is usually restricted to geologic regimes that have undergone continuous sediment creation for the last few ...
*  Paleontology in Ohio
Later in the Permian Ohio was subjected to geologic uplift and its sediments were eroded away. Permian fossils aren't ... "A Brief Summary of the Geologic History of Ohio". GeoFacts. Number 23. Ohio Department of Natural Resources, Division of ... Geologic units in Ohio Paleoportal: Ohio Ohio History Central: Fossils Trammel Fossil Park. ... "A Brief Summary of the Geologic History of Ohio", page 1. Shrake (2003); "Where Fossils are Found in Ohio", page 2. Mayor (2005 ...
*  Oceanic carbon cycle
Deep marine sediments and geologic formations are important since they provide a thorough record of life on Earth and an ... Ocean floor surface sediments account for 1.75x1015 kg of carbon in the global carbon cycle At most, 4% of the particulate ... Historically, sediments with the highest organic carbon contents were frequently found in areas with high surface water ... 7. Claypool, G.E.; Kaplan, I.R. (1974). Natural Gases in Marine Sediments. Plenum Press. pp. 99-139. D'Hondt, A.J.; Rutherford ...
*  Abyssal fan
These currents begin when a geologic activity pushes sediments over the edge of a continental shelf and down the continental ... Thus results a series of graded sediments of sand, silt and mud, which are known as turbidites, as described by the Bouma ... The decreasing current, having a reduced ability to transport sediments, deposits the grains it carries, thus creating a ... are underwater geological structures associated with large-scale sediment deposition and formed by turbidity currents. They can ...
*  Phosphorus cycle
... geologic processes bring ocean sediments to land. Weathering of rocks and minerals release phosphorus in a soluble form where ... Phosphorus bioavailability in sediments of a sludge-disposal lake. Environmental Geoscience 11: 42 - 52 Schelde K et al. (2006 ... are driven by tectonic movements in geologic time. Humans have caused major changes to the global phosphorus cycle through ...
*  Mississippi River Delta
Geologic Framework, Evolution, and Sediment Resources for Restoration of the Louisiana Coastal Zone. Journal of Coastal ... Sediment diversions can be located, constructed and operated in such a way that they maximize the sediment carried through the ... 3. Redirecting sediment: The Atchafalaya River Basin is a river swamp that has an overabundance of sediment. This basin ... A water and sediment budget for the lower Mississippi-Atchafalaya River in flood years 2008-2010: implications for sediment ...
*  Table of historic and prehistoric climate indicators
... sediment deposition Geologic time scale Glacial period Ice age Last glacial period http://treephys.oxfordjournals.org/content/ ... To Add: Alkenone analysis TEX-86 analysis Nile river flood levels Trace mineral ratios in deltaic sediment Wildlife ... and marine productivity Flooding and drought observations on land Volcanic activity elevated charcoal in lake sediments sand ...
*  Mapanuepe Lake
Prior to the 1991 eruption, studies of geologic formations and sediments of Mapanuepe Valley showed that the area was the site ...
*  Great Sand Dunes National Park and Preserve
Sediments from the surrounding mountains filled the valley over geologic time periods. After lakes within the valley receded, ... Large amounts of sediment from the volcanic San Juan Mountains continued to wash down into these lakes, along with some sand ... Sediments from both mountain ranges filled the deep chasm of the valley, along with huge amounts of water from melting glaciers ... and in buried deposits indicates that some of the sediment has been washed down in torrential flash floods. In 2002, geologists ...
*  Colorado National Monument
The park's geologic record preserves three different groups of rock and sediment. The oldest rocks are Early to Middle ... Geologic map of the Colorado National Monument and adjacent areas, Mesa County, Colorado: U.S. Geological Survey, Geologic ...
*  Bioturbation
Arthropods, in particular are important to the geologic record of bioturbation of Eolian sediments. Dune records show traces of ... Their activities transport sediment from the surface to deeper sediment layers as they feed. Notable downward-conveyors include ... Salmon function as bioturbators on both gravel to sand-sized sediment and a nutrient scale, by moving and re-working sediments ... Upward-conveyors are oriented head-down in sediments, where they feed at depth and transport sediment through their guts to the ...
*  Avon Park Formation
The Avon Park Formation is a Middle Eocene geologic formation and is the oldest exposed sediments in Florida, United States. ...
*  Axochiapan
Its ground is hard to work with, and its geologic structure is that of large sediments, conglomerate rocks, and sands of ...
*  Intracoastal Waterway
... resulting from erosion and deposition of sediment over its geologic history, but also enhanced and redistributed by the action ...
*  Headlands and bays
Beaches are dynamic geologic features that can fluctuate between advancement and retreat of sediment. The natural agents of ... This debris provides sediment, which is transported through longshore current for the nearby bay. Joints in the headlands are ... Man-made elements such as the interruption of sediment supply, such as a dam, and withdrawal of fluid can also affect beach ... Static equilibrium refers to a beach that is stable and does not experience littoral drift or sediment deposition or erosion. ...
*  Geology of Pennsylvania
On the geologic map, "Trenton Gravel" is used to describe most of these sediments. However, much of the alluvial sediments that ... The sediments deposited in that sea are now located in the Great Valley section. (See below) The sediments placed from the ... ISBN 0-87842-227-7 The Pennsylvania Geologic Survey Physiographic Provinces and Sections of Pennsylvania The Geologic Story of ... The sediments that were deposited in a sea between an island-arc and the Iapetus eventually were squeezed and deformed along a ...
*  Arundel Formation
1] "Geologic Map Legends". Coastal Plain Rocks and Sediments. Maryland Geological Survey. Archived from the original on 26 May ...
*  Tarfaya Basin
... characteristic of the geologic period. Up to 5,000 meters of these red-brown sediment beds were deposited through the Late ... These sediments were transported throughout the Tertiary to the Atlantic Ocean deep basin during early Cenozoic lowstands. As ... Initial infilling of the basins began via transport of sediment from continental stream and river basins concurrently with the ... As oceanic spreading proceeded and carbonate shelves developed, sediment loading led to the upward migration of these salt ...
*  Earth Revealed: Introductory Geology
"Geologic Time" - The episode describes the immensity of geologic time , the timeline of major geologic events in the Earth's ... the movement of sediment and its deposition and how energy affects both transportation and deposition of sediments, how ... It also examines tectonic force and the different types of stress involved in the formation of geologic structures and the ... Finally, it describes how geologic structures can trap petroleum, natural gas, and water and the resulting importance of the ...
*  Water
Deposition of transported sediment forms many types of sedimentary rocks, which make up the geologic record of Earth history. ... Water, and to a lesser but still significant extent, ice, are also responsible for a large amount of sediment transport that ... The surface temperature of Earth has been relatively constant through geologic time despite varying levels of incoming solar ...
*  2008 Bihar flood
If erosion keeps pace with geologic uplift, an estimated 600 million cubic meters of sediment would be carried downstream in an ... As the gradient decreases on the plains, current slows and turbulence that holds sediments in suspension diminishes. Sediments ... In theory, the faster flow along this channel would carry high flows away and keep sediments in suspension. On 18 August 2008 ... "Nayak, Jit Narayan (1996) Sediment management of the Kosi River basin in Nepal" (PDF). Iahs.info. "The Sorrow of Bihar : Kosi ...
*  Alluvium
... is not typically used in situations where the formation of the sediment can clearly be attributed to another geologic process ... This includes (but is not limited to): lake sediments (lacustrine), river sediments (fluvial), or glacially-derived sediments ( ... Most alluvium is geologically Quaternary in age, and is often referred to as "cover" because these sediments obscure the ... soil or sediments, which has been eroded, reshaped by water in some form, and redeposited in a non-marine setting. Alluvium is ...
*  Geologic temperature record
The widespread sea ice prevents the deposition of fresh carbonates in ocean sediment. Since such carbonates are part of the ... The Geologic temperature record are changes in Earth's environment as determined from geologic evidence on multi-million to ...
*  Geologic time scale
... heat then consolidated the sediment into stone, and uplifted it into new lands. This theory, known as "Plutonism", stood in ... "Geologic Time Scale". "How the discovery of geologic time changed our view of the world". Bristol University. Gradstein, Felix ... These unit names were taken from the lunar geologic timescale and refer to geologic events that did not occur on Earth. Their ... Report of the Committee on the measurement of geologic time Lessons for Children on Geologic Time Deep Time - A History of the ...
*  Ocala Platform
This geologic feature was described as a gentle flexure developed in Tertiary sediments with a northwest-southeast trending ... The Ocala Platform or Ocala Uplift is a geologic feature, a structural high, and a northwest-trending uplift paralleling the ... It has been suggested that the uplift was a pre-Hawthorn Group occurrence (Pirkle & Brooks 1959a). Sediments of the Hawthorn ... Erosion after the Miocene has removed sediments of the Hawthorn Group from much of the crest of the Ocala Platform. This has ...
*  Geology of Indonesia
The various formations in the Indonesian archipelago and New Guinea's Torres Strait form geologic choke points to shipping and ... Devonian limestones were found in Telen River, East Kalimantan, as fragments within Paleogene clastic sediments. Eastern ...