Results 41 to 50 of about 6,936,990 (282)

Seasonal River Chemistry and Lithium Isotopes in the Min Jiang at Eastern Tibetan Plateau: Roles of Silicate Weathering and Hydrology

open access: yesFrontiers in Earth Science, 2022
Riverine lithium (Li) isotopes have been considered as a robust tracer for silicate weathering, but processes controlling riverine δ7Li ratios remain controversial.
Baiyang Liu-Lu   +11 more
doaj   +1 more source

Five guidelines for selecting hydrological signatures

open access: yes, 2017
Hydrological signatures are index values derived from observed or modeled series of hydrological data such as rainfall, flow or soil moisture. They are designed to extract relevant information about rainfall– runoff processes, such as identifying ...
Westerberg, Ida,
core   +1 more source

Research on Ecological Runoff of Taohe River Basin Based on Interannual Runoff Variation

open access: yesRenmin Zhujiang, 2020
Human activities, especially the construction of large-scale water conservancy projects, have greatly affected the consistency of the runoff, so it is of great significance to carry out the research on ecological runoff of the river basin based on ...
LU Jianyu, ZHANG Yude
doaj  

Chitin‐Chitosan Cryogels for the Reversible Sequestration and Recovery of Heavy Metals From Wastewater

open access: yesAdvanced Materials Technologies, EarlyView.
Chitin‐chitosan cryogels with degrees of N‐acetylation from 12.2% to 71.4% are fabricated by dissolution, coagulation and lyophilization for the sequestration of heavy metals from water. Colorimetry and differential pulse voltammetry showed controlled adsorption and desorption capacities for As5+, Co2+ and Cu2+, making this material attractive for ...
Marta García‐Castrillo   +4 more
wiley   +1 more source

Hydrological behaviour of the granitic Strengbach catchment (Vosges massif, Eastern France) during a flood event [PDF]

open access: yes, 2009
A field campaign combining monitoring devices and determination of isotopes and chemical elements has been performed during a summer thunderstorm in the small granitic Strengbach catchment (Vosges, France).
Probst, Jean-Luc   +7 more
core  

Soil Inorganic Electron Acceptors and Carbon Substrates Hierarchically Govern Wetland Methanogenesis Temperature Response

open access: yesAdvanced Science, EarlyView.
ABSTRACT Wetlands constitute Earth's largest natural methane (CH4) source, yet projections of their climate feedback remain uncertain due to poorly constrained temperature sensitivity (Q10‐CH4) of microbial methanogenesis. While water table dynamics have been demonstrated to regulate wetland methanogenesis by altering key soil conditions such as ...
Shuying Qiu   +6 more
wiley   +1 more source

Hydrological data management systems within a national river flow archive [PDF]

open access: yes, 2010
The UK National River Flow Archive (NRFA) is the UK’s focal point for hydrometric data. It provides data and expertise on river flow conditions to the public, to government, and to research and commercial organisations. Quality control and improvement of
Swain, O., Fry, M.J.
core   +3 more sources

Iron‐Mediated Release of Aged Dissolved Organic Carbon From Waterlogged Peatland Under Warming

open access: yesAdvanced Science, EarlyView.
This study conducts a five‐year in situ warming experiment in high‐altitude peatlands to examine dissolved organic carbon (DOC) release. The study shows that warming promotes the release of plant‐derived modern DOC in drained peatlands, but amplifies aquatic export of century‐old DOC from waterlogged peatlands via Fe‐mediated DOC mobilization—a ...
Guohua Dai   +18 more
wiley   +1 more source

Hydrological Connectivity - a study into representative metrics for a humid temperate catchment in northern England. [PDF]

open access: yes, 2011
Hydrological connectivity has been identified as a concept which can help hydrology move towards a hydrological approach focussing on homogeneity rather than difference.
WILLIAMS, CHRISTOPHER,JOHN,SELLWOOD
core  

Revolutionising Agricultural Sustainability: New ‘Furrow Tillage’ can Mitigate Short‐Term Soil‐to‐Atmosphere CO2 Flux and Promote Soil‐Plant‐Microbe Health

open access: yesAdvanced Science, EarlyView.
Furrow tillage resolves the conventional‐vs.‐no‐tillage trade‐off by simultaneously cutting CO2 efflux to 2.0–3.0 g C m−2 d−1 and unlocking high nutrient availability for the rice rhizosphere. This scalable agronomic solution strengthens soil health, enhances plant physiology, reshapes microbial metabolism, and shifts paddy systems toward a net ...
Arnab Majumdar   +10 more
wiley   +1 more source

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