Results 31 to 40 of about 482,940 (315)

Impact of Multiple Vegetation Covers on Surface Runoff and Sediment Yield in the Small Basin of Nverzhai, Hunan Province, China [PDF]

open access: yes, 2020
Vegetation plays a significant role in controlling soil erosion. However, the effects of each vegetation type on soil erosion have not been fully investigated.
Li, Guijing   +5 more
core   +2 more sources

Pollution characteristics and ecological risk assessment of heavy metals in the surface sediments from a source water reservoir

open access: yesChemical Speciation & Bioavailability, 2016
Surface sediment samples were collected from a source water reservoir in Zhejiang Province, East of China to investigate pollution characteristics and potential ecological risk of heavy metals.
Changming Yang   +4 more
doaj   +1 more source

Atmospheric and Oceanographic Forcing Impact Particle Flux Composition and Carbon Sequestration in the Eastern Mediterranean Sea: A Three-Year Time-Series Study in the Deep Ierapetra Basin

open access: yesFrontiers in Earth Science, 2021
Sinking particles are a critical conduit for the export of organic material from surface waters to the deep ocean. Despite their importance in oceanic carbon cycling, little is known about the biotic composition and seasonal variability of sinking ...
Rut Pedrosa-Pamies   +11 more
doaj   +1 more source

Investigation of the impact of hydrodynamic conditions on sediment resuspension in shallow lakes

open access: yesInternational Journal of Digital Earth, 2022
In this study, we sampled the original sediment columns from three points located in the eastern, central, and western areas of Chaohu Lake, and then investigated sediment resuspension under hydraulic disturbances in the laboratory.
Wenguang Luo   +4 more
doaj   +1 more source

Pollution profiling and particle size distribution within permeable paving units – with and without a geotextile [PDF]

open access: yes, 2012
The aim of this paper is to investigate the sediment and pollution profiling and particle size distribution with depth within permeable paving structures, both with and without a geotextile.
Jefferies, Chris   +2 more
core   +3 more sources

Experimental Setup for Splash Erosion Monitoring—Study of Silty Loam Splash Characteristics [PDF]

open access: yes, 2020
An experimental laboratory setup was developed and evaluated in order to investigate detachment of soil particles by raindrop splash impact. The soil under investigation was a silty loam Cambisol, which is typical for agricultural fields in Central ...
Dostál T.   +10 more
core   +1 more source

Bioturbation experiments in the Venice Lagoon [PDF]

open access: yes, 2003
Short experiments (14–21 days) were carried out during autumn 1998 and spring 1999 at one selected site of the Venice Lagoon to measure bioturbation activities and mixing rates, as well as to obtain quantitative information on benthos functionality ...
Bellucci, Luca Giorgio   +4 more
core   +6 more sources

Sustainable rice cultivation in the deep flooded zones of the Vietnamese Mekong Delta [PDF]

open access: yes, 2017
This paper explains how the management of the full-dyke system in the deep flooded zones of the Vietnamese Mekong Delta affects rice cultivation, and outlines how alternative dyke management strategies could offer more sustainable adaptations in the face
Aalto, Rolf   +9 more
core   +1 more source

Comparison of alive and dead benthic foraminiferal fauna off the Changjiang Estuary: Understanding water-mass properties and taphonomic processes

open access: yesFrontiers in Marine Science, 2023
Benthic foraminifera (BF) are utilized in palaeo-environmental reconstruction based on our understanding of how living individuals respond to environmental variations. However, there is still a lack of empirical insight into how non-environmental factors,
Feng Jiang   +7 more
doaj   +1 more source

Analytical model for flux saturation in sediment transport

open access: yes, 2014
The transport of sediment by a fluid along the surface is responsible for dune formation, dust entrainment and for a rich diversity of patterns on the bottom of oceans, rivers, and planetary surfaces.
Herrmann, Hans J.   +3 more
core   +1 more source

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