Results 21 to 30 of about 146,750 (290)

Sedimentary Responses to Climate Changes and Human Activities Over the Past 7400 Years in the Western Sunda Shelf

open access: yesFrontiers in Earth Science, 2021
High-resolution records of grain size, major and trace elements, and Sr-Nd isotopes of Core K17 from the western Sunda Shelf were investigated to evaluate the response of weathering and terrigenous input to climatic changes and human activities over the ...
Kaikai Wu   +10 more
doaj   +1 more source

Predicting the impact of land use on the major element and nutrient fluxes in coastal Mediterranean rivers: The case of the Teˆt River (Southern France) [PDF]

open access: yes, 2007
This study presents a detailed discrimination between the natural and anthropogenic sources of dissolved major elements in the Teˆt River, a typical small coastal river in the south of France.
Garcia-Esteves, Javier   +4 more
core   +3 more sources

Slope stability in slightly fissured claystones and marls [PDF]

open access: yes, 2015
The final publication is available at Springer via http://dx.doi.org/10.1007/s10346-014-0526-5The paper deals with the behavior of some characteristic soft rocks found in the Iberian Peninsula.
Alonso Pérez de Agreda, Eduardo   +1 more
core   +2 more sources

Re-weathering of stabilized clay shale with Portland cement behavior [PDF]

open access: yesMATEC Web of Conferences, 2019
Clay shale is a claystone which in fresh condition has a very high shear strength. When it reacts with the atmosphere or hydrosphere it will weather so that the shear strength of clay shale will drop drastically. The weathering potential of clay shale is
Idrus M Alatas   +3 more
doaj   +1 more source

Effect of multi-functional epoxy chain extender on the weathering resistance performance of Poly(butylene adipate-co-terephthalate) (PBAT)

open access: yesPolymer Testing, 2021
In this research work, both natural weathering and artificial weathering processes were carried out to investigate the effects of multi-functional epoxy chain extender (Joncryl ADR 4370) content on the degradation and the mechanical properties and ...
Duo Tang, Caili Zhang, Yunxuan Weng
doaj   +1 more source

In-situ cosmogenic 36Cl denudation rates of carbonates in Guizhou karst area [PDF]

open access: yes, 2013
This study quantifies surface denudation of carbonate rocks by the first application of in-situ cosmogenic <sup>36</sup>Cl in China. Concentrations of natural Cl and in-situ cosmogenic <sup>36</sup>Cl in bare carbonates from ...
Freeman, Stewart   +7 more
core   +2 more sources

Evidence of hydrological control of Sr behavior in stream water (Strengbach catchment, Vosges mountains, France) [PDF]

open access: yes, 2002
Strontium and particularly 87Sr/86Sr ratios in stream water have often been used to calculate weathering rates in catchments. Nevertheless, in the literature, discharge variation effects on the geochemical behavior of Sr are often omitted or considered ...
Amiotte-Suchet   +48 more
core   +2 more sources

Diamondoid diacids ('O4' species) in oil sands process-affected water. [PDF]

open access: yes, 2013
RATIONALE: As a by-product of oil sands extraction, large volumes of oil sands process water (OSPW) are generated, which are contaminated with a large range of water-soluble organic compounds.
Barrow   +21 more
core   +2 more sources

On the systemic nature of weather risk [PDF]

open access: yesAgricultural Finance Review, 2010
PurposeThe purpose of this paper is to assess the losses of weather‐related insurance at different regional levels. The possibility of spatial diversification of insurance is explored by estimating the joint occurrence on unfavorable weather conditions in different locations, looking particularly at the tail behavior of the loss distribution.Design ...
Xu, Wei   +3 more
openaire   +5 more sources

Chemical weathering and provenance evolution of Holocene–Recent sediments from the Western Indus Shelf, Northern Arabian Sea inferred from physical and mineralogical properties [PDF]

open access: yes, 2012
We present a multi-proxy mineral record based on X-ray diffraction and diffuse reflectance spectrophotometry analysis for two cores from the western Indus Shelf in order to reconstruct changing weathering intensities, sediment transport, and provenance ...
Clift, Peter D.   +5 more
core   +2 more sources

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