Results 21 to 30 of about 517,075 (314)

Influence of the hyporheic zone on the phosphorus dynamics of a large gravel-bed river, Garonne River, France [PDF]

open access: yes, 2009
Phosphorus (P) concentrations in sediments and in surface and interstitial water from three gravel bars in a large river (Garonne River, southern France) were measured daily, downstream of a wastewater treatment plant for a city of 740 000 inhabitants ...
Ballantine   +70 more
core   +2 more sources

Improper Maintenance Activities Alter Benefits of Urban Stormwater Treatment in a Temperate Constructed Wetland in NSW, Australia

open access: yesFrontiers in Environmental Chemistry, 2022
Constructed wetlands (CWs) are an effective means to treat nutrient and sediment pollution in urban stormwater runoff to minimise impact on receiving waterways. Maintenance of devices is recognised as a major contributing factor to performance.
Aaron S. Wright   +4 more
doaj   +1 more source

Assessment of hydrology, sediment and particulate organic carbon yield in a large agricultural catchment using the SWAT model [PDF]

open access: yes, 2011
The Soil and Water Assessment Tool (SWAT, 2005) was used to simulate discharge and sediment transport at daily time steps within the intensively farmed Save catchment in south-west France (1110 km2).
Oeurng, Chantha   +2 more
core   +2 more sources

Analysis of Sedimentation in Wonogiri Reservoir

open access: yesJournal of the Civil Engineering Forum, 2016
The Wonogiri reservoir which has 730 million cubic meters of total storage, 90 square kilometers of water area, and 1260 square kilometers of catchment area, is located in the Wonogiri Regency, Central Java Province.
Tri Joko Inti Budi Santosa
doaj   +1 more source

GlobSed: Updated Total Sediment Thickness in the World's Oceans [PDF]

open access: yesGeochemistry, Geophysics, Geosystems, 2019
AbstractWe present GlobSed, a new global 5‐arc‐minute total sediment thickness grid for the world's oceans and marginal seas. GlobSed covers a larger area than previously published global grids and incorporates updates for the NE Atlantic, Arctic, Southern Ocean, and Mediterranean regions, which results in a 29.7% increase in estimated total oceanic ...
E. O. Straume   +8 more
openaire   +4 more sources

Quantification of agricultural best management practices impacts on sediment and phosphorous export in a small catchment in southeastern Sweden

open access: yesAgricultural Water Management, 2023
Agricultural activities contribute to water pollution through sediments and nutrient export, negatively affecting water quality and aquatic ecosystems.
Brian Omondi Oduor   +5 more
doaj   +1 more source

Abundance of small individuals influences the effectiveness of processing techniques for deep-sea nematodes [PDF]

open access: yes, 2010
Nematodes are the most abundant metazoans of deep-sea benthic communities, but knowledge of their distribution is limited relative to larger organisms.
Berkenbusch, K.   +4 more
core   +2 more sources

Assessment of plot-scale sediment transport on young moraines in the Swiss Alps using a fluorescent sand tracer [PDF]

open access: yesHydrology and Earth System Sciences, 2023
Glacial retreat uncovers large bodies of unconsolidated sediment that are prone to erosion. However, our knowledge of overland flow (OF) generation and sediment transport on moraines that have recently become ice-free is still limited. To investigate how
F. Maier   +4 more
doaj   +1 more source

Evaluating the influence of lake morphology, trophic status and diagenesis on geochemical profiles in lake sediments [PDF]

open access: yes, 2010
Recent geochemical studies provide evidence that changes in vertical distributions of nutrients in lake sediments are driven by anthropogenic activities, based primarily on trends of increasing concentrations in upper sediment layers.
Hamilton, David P.   +2 more
core   +2 more sources

Estimating Total Sediment Load Using Water Quality Parameters in the Sufi Chay River, Iran: A Comparative Analysis of Soft Computing and Dimensionless Approaches [PDF]

open access: yesWater Harvesting Research
The sediment transport and the relation to water quality parameters and hydrological characteristics in the Sufi Chay River in Iran were investigated in this study using long-term monitoring data.
Jafar Chabokpour
doaj   +1 more source

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