Results 121 to 130 of about 355,239 (403)

Lake–Groundwater Biogeochemical Interactions in a River‐Delimited System: The Groundwater and Lakes Urban Observatory (GLUO)

open access: yesInternational Review of Hydrobiology, EarlyView.
ABSTRACT Preservation of urban aquatic ecosystems is of primary importance for human well‐being, biodiversity protection and the future of society. Lake–groundwater–river interactions within urban floodplains harbour intrinsic fragility, yet remain largely understudied.
Marlene Dordoni   +7 more
wiley   +1 more source

Preliminary validation of an indirect method for discharge evaluation of Pertuso Spring (Central Italy) [PDF]

open access: yes, 2016
This paper deals with the results of the first year of the Environmental Monitoring Plan, related to the catchment project of Pertuso Spring, which is going to be exploited to supply an important water network in the South part of Roma district.
De Filippi, F. M.   +2 more
core  

Groundwater evolution of the Continental Intercalaire aquifer of Southern Tunisia and a part of Southern Algeria: use of geochemical and isotopic indicators

open access: yes, 2014
The expansion of irrigated agriculture and the overexploitation of groundwater aquifers are leading to saltwater intrusion, severe deterioration of groundwater quality and soil subsidence at arid areas. The geochemical processes taking place along an 800 
Y. Hamed   +5 more
semanticscholar   +1 more source

Adoption timing of water conserving irrigation practices in the Mississippi Delta: An application of duration analysis

open access: yesJournal of the Agricultural and Applied Economics Association, EarlyView.
Abstract Irrigation drives the decline in the Mississippi River Valley alluvial aquifer. Rapid adoption of water‐conserving practices (WCPs) is key. Duration analysis of the adoption of computerized (polypipe) hole selection (CHS) and center‐pivot (CP) irrigation in the Mississippi Delta shows that: NRCS funding for WCPs and crop acreage (cotton for CP
Eugene Oku   +4 more
wiley   +1 more source

Carbonate Aquifers

open access: yes, 2012
Only limited hydrogeological research has been conducted using ichnology in carbonate aquifer characterization. Regardless, important applications of ichnology to carbonate aquifer characterization include its use to distinguish and delineate depositional cycles, correlate mappable biogenically altered surfaces, identify zones of preferential ...
Kevin J. Cunningham   +2 more
openaire   +3 more sources

Models for wellhead protection in regional unconfined aquifers and stratified aquifers

open access: yesGeofísica Internacional, 2004
En este trabajo son presentados los conceptos matemáticos usados para el desarrollo de la protección de cabezales de pozos y la metodología de zonificación. Ellos están basados en soluciones analíticas, en el flujo del agua subterránea y en la modelación en diferencias finitas del rastreo de partículas.
J. P. Lobo Ferreira   +2 more
openaire   +3 more sources

Dual process for improved recovery of essential oil and pectin from citrus waste

open access: yesJournal of Chemical Technology &Biotechnology, EarlyView.
Abstract BACKGROUND Citrus essential oils (EO), particularly orange essential oil (OEO) and pectin, are high‐value chemical products widely used across various industries, including pharmaceuticals, food and beverages, detergents, and cosmetics. These compounds are present in the residual by‐products generated by juice production industries, and their ...
Jorge Welti‐Chanes   +3 more
wiley   +1 more source

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