Results 21 to 30 of about 726 (159)

Increase in Fish Production Through Bottom-Up Trophic Linkage in Coastal Waters Induced by Nutrients Supplied via Submarine Groundwater

open access: yesFrontiers in Environmental Science, 2019
Submarine groundwater is richer in nutrients compared to surface (river) water and therefore has been considered to be an essential component of biological production in marine coastal ecosystems.
Koji Fujita   +8 more
doaj   +1 more source

Nitrogen biogeochemistry of submarine groundwater discharge [PDF]

open access: yesLimnology and Oceanography, 2008
To investigate the role of the seepage zone in transport, chemical speciation, and attenuation of nitrogen loads carried by submarine groundwater discharge, we collected nearshore groundwater samples (n = 328) and examined the distribution and isotopic signature (δ15N) of nitrate and ammonium.
K. D. Kroeger, M. A. Charette
openaire   +1 more source

Submarine fresh groundwater discharge estimation in the intertidal zone based on dynamic salinity simulation

open access: yesShuiwen dizhi gongcheng dizhi
Currently, limited studies focused on the variations in submarine fresh groundwater discharge rates, seawater recirculation rates, and their respective proportions with tidal level change in sandy intertidal zones.
Zhixiu WANG   +5 more
doaj   +1 more source

Groundwater Discharge in the Arctic: A Review of Studies and Implications for Biogeochemistry

open access: yesHydrology, 2017
Groundwater discharge, including submarine groundwater discharge, discharge to lakes and rivers, and subglacial discharge, affects freshwater and marine ecosystems across the globe. The implications for biogeochemistry include the transport of nutrients,
Alanna L. Lecher
doaj   +1 more source

Unheralded Submarine Groundwater Discharge [PDF]

open access: yesOceanography & Fisheries Open access Journal, 2019
Land meets the ocean in the coast zone, which is of great importance for aquaculture, fisheries, tourism and transportation, among other things. As fifty percent of the world population lives within 100 km of the coast, human activities have put tremendous pressure on the coastal environment.
openaire   +1 more source

Submarine groundwater discharge

open access: yesEos, Transactions American Geophysical Union, 1990
Measurement of groundwater discharge to rivers, lakes, estuaries, and oceans was the subject of a special session at the meeting of the North American Benthological Society, held at Virginia Polytechnic Institute and State University, Blacksburg, Va., May 22–25, 1990. The meeting was attended by more than 40 marine and aquatic ecologists, hydrologists,
openaire   +1 more source

Fresh and Recirculated Submarine Groundwater Discharge Evaluated by Geochemical Tracers and a Seepage Meter at Two Sites in the Seto Inland Sea, Japan

open access: yesHydrology, 2018
Submarine groundwater discharge (SGD) consists of fresh submarine groundwater discharge (FSGD) and recirculated submarine groundwater discharge (RSGD).
Toshimi Nakajima   +6 more
doaj   +1 more source

Submarine groundwater discharge in Ría de Vigo

open access: yes, 2023
Submarine Groundwater Discharge (SGD), i.e. any flow across the sediment-water interface (Burnett et al. 2003), is now recognized as the major source of continental water to the global ocean, thus exerting a major control over coastal water composition (Kwon et al. 2014).
Ibánhez, J. Severino P.   +5 more
openaire   +3 more sources

Fresh groundwater discharge insignificant for the world’s oceans but important for coastal ecosystems

open access: yesNature Communications, 2020
The authors here present the global entry of nutrients into marine systems through fresh submarine groundwater discharge to be below 1%. However, they also identify hotspots and argue that about 25% of world’s estuaries are at danger of eutrophication.
Elco Luijendijk   +2 more
doaj   +1 more source

Assessment of groundwater discharge pathways in a till-dominated coastal aquifer

open access: yesJournal of Hydrology: Regional Studies, 2022
Study region: Mabou Harbour located in Cape Breton Island, Nova Scotia, Canada, is representative of the many natural harbours throughout the Maritime region of Canada as the surrounding landscape is overlain by glacial deposits, predominantly composed ...
Raymond D. Craddock   +5 more
doaj   +1 more source

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