Results 261 to 270 of about 21,163 (302)
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The origin of neap–spring tidal cycles

Marine Geology, 2006
Abstract The origin of oceanic tides is a basic concept taught in most introductory college-level sedimentology/geology, oceanography, and astronomy courses. Tides are typically explained in the context of the equilibrium tidal theory model. Yet this model does not take into account real tides in many parts of the world. Not only does the equilibrium
exaly   +2 more sources

Transport of Microplastics in Shore Substrates over Tidal Cycles: Roles of Polymer Characteristics and Environmental Factors

open access: yesEnvironmental Science & Technology, 2022
Tidal zones providing habitats are particularly vulnerable to microplastic (MP) pollution. In this study, the effects of tidal cycles on the transport of MPs (4–6 μm polyethylene, PE1; 125 μm polyethylene, PE2; and 5–6 μm polytetrafluoroethylene, PFTE ...
Zhi Chen   +2 more
exaly   +2 more sources

Variability in phytoplankton pigment biomass and taxonomic composition over tidal cycles in a salt marsh estuary

open access: yesMarine Ecology - Progress Series, 2006
Tidal flow causes high temporal variability in environmental properties that impact ecosystem dynamics. Microbes such as phytoplankton are especially susceptible to tidal advection and mixing, and understanding their role in estuarine food webs and ...
Alan J Lewitus   +2 more
exaly   +1 more source

Phragmites australis and silica cycling in tidal wetlands

Aquatic Botany, 2007
Tidal marshes have recently been shown to be important biogenic Si recycling surfaces at the land–sea interface. The role of vegetation in this recycling process has not yet been quantified. In situ and ex situ decomposition experiments were conducted with Phragmites australis stems.
Struyf, Eric   +6 more
openaire   +3 more sources

Comment on “The origin of neap–spring tidal cycles” by Erik P. Kvale [Marine Geology 235 (2006) 5–18]

open access: yesMarine Geology, 2008
This paper comments on a recent publication by Erik P. Kvale [Marine Geology 235 (2006) 5–18], who underlines the importance of tropically driven neap–spring cycles.
A J F Hoitink
exaly   +2 more sources

Tidal Cycles of Volcanic Eruptions

Journal of Geophysical Research, 1973
The frequency, intensity, and latitude of occurrence of volcanic eruptions vary systematically within the well-known tide cycles. This finding is in agreement with the results of previous investigations of earthquake activity, and some eruption activity, like seismic activity, may be related to changes in the length of day.
openaire   +1 more source

Numerical study of tidal front with varying sharpness in spring and neap tidal cycle

Journal of Oceanography, 2006
The temporal variation of tidal-front sharpness (i.e., the maximal gradient of sea surface temperature (SST)) in Iyo-Nada, Japan has been investigated using SST obtained by a commercial ferryboat. Tidal-front sharpness varies in time with a period of 15 days.
Youn-Jong Sun, Atsuhiko Isobe
openaire   +1 more source

A comparative study of nitrogen and phosphorus cycling in tidal and non-tidal riverine wetlands

Wetlands, 2001
This paper describes a study of nutrient dynamics in 12 tidal and non-tidal freshwater riverine wetlands in The Netherlands, Belgium, and Maryland (USA). The purpose of the study was to investigate the relationships between nutrient cycling processes in riverine wetlands that were geographically separated, that were dominated by different types of ...
Verhoeven, Jos T. A.   +3 more
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Effect of Tidal Cycle on Escherichia coli Variability in a Tropical Estuary

Bulletin of Environmental Contamination and Toxicology, 2021
A faecal indicator bacteria, Escherichia coli (E. coli), is widely used in monitoring health of estuaries, where tidal amplitude plays a critical role in its variability. Mahanadi estuary, formed at the mouth of a major tropical river Mahanadi, has large socio-economic importance.
Sanjiba Kumar, Baliarsingh   +5 more
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Littoral zone tidal-cycle sedimentation

Journal of Sedimentary Research, 1967
A depth integrated fluorescent tracer procedure was developed in order to study the movement of individual sand grains along the beach profile. The following pattern of littoral zone tidal-cycle sedimentation was derived from the collected data: During flood tide a small portion of the sediment eroded in the lower backwash scour zone is deposited just ...
openaire   +1 more source

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