Marie-Noelle Pons

• University of Lorraine

According to the United Nations Educational, Scientific and Cultural Organization (2024), the quality and quantity of water available for all our uses will become the major challenge of the 21st century. Increased temperatures, problems of oxygenation, (micro)pollutants concentrations are some of the problems to be dealt with, whose consequences ar...

Peatlands, though covering only 3 % of the global land surface, play an active role in the Critical Zone (CZ) by mediating substantial water and carbon exchanges with adjacent aquifers, surface waters, and the atmosphere. These ecosystems provide key services, such as carbon and water storage and local climate regulation, addressing contemporary ch...

Naturally occurring dissolved organic matter (NDOM) is a complex, heterogeneous mixture of carbonaceous substances derived either from the excretions of living organisms or from the natural processes of decomposition and transformation of organic residues (plants, animals, microorganisms). It plays a crucial role in the sequestration of atmospheric...

Research on metal hyperaccumulating plants has concentrated on New Caledonia, Brazil, Cuba, the Mediterranean basin, and southeastern Asia, while other regions remain under studied. This work used a systematic approach in the targeted search for new hyperaccumulators in Mesoamerica, with a focus on characterizing nickel (Ni) hyperaccumulation in si...

The research in this work is part of broadening the photocatalytic performance of titanium dioxide (TiO2) in the visible region by associating TiO2 with polyaniline to degrade organic pollutants. The polyaniline/TiO2 composites were synthesized by oxidative polymerization with different percentages of TiO2 at room temperature and investigated by us...

La zone de rejet végétalisée d’Azhurev, qui occupe une surface de 6 ha à l’aval de la station d’épuration du Grand Reims, a été conçue en 2012. Elle reçoit non seulement des eaux usées traitées, mais aussi des rejets urbains de temps de pluie. Son but est d’améliorer la qualité des eaux urbaines traitées en termes de nutriments (azote, phosphore) e...

Electrochemical systems are attracting increasing interest in environmental protection as relatively sustainable processes, particularly in wastewater treatment and reuse. However, cathode scaling in electrochemical processes for wastewater treatment is a major issue that is often overlooked. It is proposed for the first time to investigate the ano...

A transition from fossil to renewable energy requires the development of sustainable electric energy storage systems capable to accommodate an increasing amount of energy, at larger power and for a longer time. Flow batteries are seen as one promising technology to face this challenge. As different innovations in this field of technology are still...

The influence of cathode materials including carbonaceous electrode on the cathodic mineral scaling behavior in a context of wastewater treatment is investigated for the first time and particularly in thin film microfluidic reactors. The kinetics of CaCO3 and Mg(OH)2 electro-precipitations were evaluated with different cathode materials (with disti...

The role of seasons in the removal of dissolved organic carbon (DOC), nutrients and in changes in the spectral properties of dissolved organic matter (DOM) in a large-scale surface flow constructed wetland (SF-CW) receiving reclaimed water and composed of three basins with different vegetation patterns was studied. Dissolved nitrogen removal effici...

The search for effective and sustainable techniques for the decontamination of polluted water bodies has led to significant progress over the last two decades with the emergence of the concept of bioremediation, i.e., the use of naturebased solutions (NBSs) to eliminate pollution. The sustainability of these processes is based on the availability o...

The use of microfluidic electrochemical reactors has been introduced several decades ago, but their application in the field of wastewater treatment is more recent (2010). The parallel development of electrochemical advanced oxidation processes (EAOPs) as promising technologies for effluent treatment make them good candidates to be implemented as t...

Bioethanol is expected to have a major contribution to transportation fuel consumption; hence, environmental analyses are crucial tools to evaluate its environmental performances. In this paper, a life cycle assessment is carried out to study the environmental performance of a bioethanol production system from Tunisian waste dates. The life cycle f...

Olive mill wastewater (OMWW) is an environmentally critical effluent, specifically due to its high content of phenolic compounds (PCs), which are hazardous due to their antimicrobial activities in water. However, their properties have good health effects at suitable doses. For the first time, the electrosorption of PCs from actual OMWW has been pro...

Chromium has two main oxidation states, Cr(III) and Cr(VI), that can occur simultaneously in natural waters. Current consensus holds that Cr(VI) is of high ecotoxicological concern, but regards Cr(III) as poorly bioavailable and relatively non-toxic. In this work, the effects and bioaccumulation of Cr(III), Cr(VI) and their mixture were studied usi...

The instrumentation implemented to monitor a large-scale surface-flow constructed wetland (6 ha) devoted to reclaimed wastewater improvement and urban rainwater treatment is described and discussed. Flowmeters, conductimeters, light sensors, fluorometers and automated cameras have been deployed to provide information on flow patterns, water quality...

For the first time, the roles of submillimetric interelectrode distances (delec) and electrogenerated gas on cathodic mineral electro-precipitation have been investigated, particularly under advanced electro-oxidation condition with boron-doped diamond (BDD) anode. The main objective was to understand how to limit or favor the magnesium hydroxide (...

Despite being an old process from the end of the 19th century, electrosorption has attracted renewed attention in recent years because of its unique properties and advantages compared to other separation technologies and due to the concomitant development of new porous electrode materials. Electrosorption offer the advantage to separate the polluta...

Generated by zinc hydrometallurgical production and containing several toxic species, jarosite has been little used or beneficiated to date. Utilization of jarosite can save mining resources by producing valuable products, and reduce potential hazards from jarosite disposal. To avoid high energy consumption as in the roasting steps of the current j...

Litter decomposition is a key process for carbon and nutrient cycling in terrestrial ecosystems and is mainly controlled by environmental conditions, substrate quantity, and quality as well as microbial community abundance and composition. In particular, the effects of climate and atmospheric nitrogen (N) deposition on litter decomposition and its...

Correlation of the mass transfer characteristics of microfluidic parallel-plate electrochemical reactors is proposed for the first time. Firstly, the variation in the mass transfer coefficient (km) (1.61–3.94 ×10⁻⁵ m s⁻¹) over a wide range of interelectrode distances (delec) from millimetric (3 mm) to micrometric values (100 µm) is reported. Second...

Nickel hyperaccumulation in Blepharidium guatemalense Standl. (Rubiaceae) was found in the tropical forests of south-eastern Mexico. This study aimed to document the geographic extent of nickel hyperaccumulation in this species, to understand its process of hyperaccumulation and to explore nickel distribution within the tissues of this plant. Rhizo...

It is presented for the first time the occurrence and modelling of cathodic mineral electro-precipitation in microfluidic thin-film configuration of electrochemical advanced oxidation process (EAOP), in order to better understand and predict the cathode's scaling when treating water containing Mg²⁺ and Ca²⁺. Upon a systematic study, the main result...

The solid waste of olive oil extraction processes (olive pomace, OP) was converted into activated carbon (AC) by treating it with NaOH and then encapsulating it within sodium alginate (SA) in beads by crosslinking (SA-AC beads). The prepared SA-AC beads were utilized as an adsorbent for the elimination and recovery of phenolic compounds (PCs) from...

The aim of this study was to assess the potential of the woody nickel hyperaccumulator species Blepharidium guatemalense (Standl.) Standl. for agromining in southeastern Mexico. Pot trials consisting of nickel dosing (0, 20, 50, 100 and 250 mg Ni kg-1), and synthetic and organic fertilization were conducted. Field trials were also undertaken with d...

Starting from the concept of sustainability and the need for related metrics, this chapter presents the basics of the Life Cycle Assessment (LCA) methodology including different versions (attributional vs consequential, static vs dynamic). Key issues related to the application of LCA to agromining, either on natural soils (such as ultramafic soils)...

The effect of the lockdown imposed to limit the spread of SARS-CoV-2 in France between March 14 and May 11, 2020 on the wastewater characteristics of two large urban areas (with between 250,000 and 300,000 inhabitants) was studied. The number of outward and inward daily commuters was extracted from national census databases related to the populatio...

The World Health Organization Global Action Plan recommends integrated surveillance programs as crucial strategies for monitoring antibiotic resistance. Although several national surveillance programs are in place for clinical and veterinary settings, no such schemes exist for monitoring antibiotic-resistant bacteria in the environment. In this tra...

In this study, the feasibility of producing electrolytic iron from red muds in a strongly alkaline medium at 110 °C was studied. The red mud samples from a French industry were characterized by various techniques (ICP-AES, SEM, XRD) to determine their chemical and mineralogical compositions. The main phase in the red mud investigated was hematite (...

Anthropogenic activities linked to various new technologies are increasingly disrupting REE biogeochemical cycles. A catchment-based perspective is therefore necessary to distinguish between natural (i.e., changes in lithology) and human-related sources of REE variability. In the present study, REE patterns, anomalies and fluxes were investigated i...

This study newly investigates in detail the fate of inorganic chlorinated species and potential interference with other inorganic compounds such as phosphate, inorganic carbon and nitrogenous species during the electro-Fenton treatment of synthetic and reclaimed wastewater. A mathematical model was proposed to validate reaction pathways and rate co...

p class="PaperAbstract"> Iron can be produced by the direct electrochemical reduction of hematite particles suspended in hot, concentrated NaOH solutions. Because various other iron sources can be considered, the present work was aimed at investigating the electrolytic treatment of two iron ore concentrates on the one hand, and of the “red mud” gen...

There is increasing public concern regarding the fate of antibiotic resistance genes (ARGs) during wastewater treatment, their persistence during the treatment process and their potential impacts on the receiving water bodies. In this study, we used quantitative PCR (qPCR) to determine the abundance of nine ARGs and a class 1 integron associated in...

The removal of hazardous organic micropollutants in municipal wastewater treatment plants (WWTP) has become a common concern for public decision‐makers and stakeholders. An advanced electro‐oxidation with boron‐doped diamond (BDD) anode material is proposed to remove acetaminophen as a representative micropollutant in synthetic solution. A customiz...

To produce one ton of aluminium, the Bayer process requires treating about four tons of bauxite ore. The insoluble residues of this process are called red mud or bauxite residue. The main constituents of the red mud are oxides of Fe, Al, Si, Ti, Na and Ca, as well as a fraction of minor constituents such as vanadium and chromium oxides. It is estim...

In this work wood-to-heat chains are assessed on environmental and micro-economical aspects. Wood combustion produced various minor pollutants, which should be considered in life cycle assessment. For this purpose different wood combustion processes have been modeled under Aspen Plus® software in order to assess pollutant emissions (CO2, aromatic c...

The objective of the LORVER project was the construction of fertile Technosols on an industrial brownfield using wastes and byproducts to produce biomass for industrial purposes (hemp as a fiber source and poplar for short rotation coppice). A Life Cycle Assessment (LCA) of the Technosol construction was conducted to highlight the most significant...

Through litter decomposition enormous amounts of carbon is emitted to the atmosphere. Numerous large-scale decomposition experiments have been conducted focusing on this fundamental soil process in order to understand the controls on the terrestrial carbon transfer to the atmosphere. However, previous studies were mostly based on site-specific litt...

Ultramafic soils are typically enriched in nickel (Ni), chromium (Cr), and cobalt (Co) and deficient in essential nutrients, making them unattractive for traditional agriculture. Implementing agromining systems in ultramafic agricultural soils represent an ecological option for the sustainable management and re-valorisation of these low-productivit...

Dynamic influent models, which have been proposed to test control strategies using virtual wastewater treatment plants, should be as realistic as possible. The number of inhabitants in the catchment at any given time and their ways of life are among the parameters affecting the quality of these models. Census data related to work and school commute...

The main purpose of this study is to comprehensively investigate a biodiesel production system by transesterification of mutton tallow. To this end, an exergo-environmental life cycle assessment was applied. Exergetic investigation identifies the location, magnitude and sources of the thermodynamic inefficiencies in the biodiesel production process...

In Mexico, ultramafic complexes are present in different regions from the northwest (Baja California Norte) to the southeast (Chiapas). In this paper, we present the results of the exploration of three ultramafic (serpentine) habitats in central and southern Mexico: Cuicatlán–Concepción Pápalo (Oaxaca), Tehuitzingo–Tecomatlán (Puebla), and San Juan...

Through litter decomposition enormous amount of carbon is emitted to the atmosphere. Numerous large-scale decomposition experiments have been conducted focusing on this fundamental soil process in order to understand the controls on the terrestrial carbon transfer to the atmosphere. However, previous studies were mostly based on site-specific litte...

Water storage tanks, fed directly from the river through opened channels, are particular systems used for water supply in rural areas in Morocco. The stored water is used as drinking water by the surrounding population without any treatment. UV-visible spectroscopy and fluorescence spectroscopy (excitation-emission matrices and synchronous fluoresc...

The fate of inorganic nitrogen species has been studied for the first time in electro-Fenton (EF) conditions in acid media. A redox cycle is first obtained and validated with a kinetic model in synthetic solution and highlights the removal of nitrite that is quickly oxidized into nitrate while the reduction conditions are sufficient to reduce nitra...

Through litter decomposition enormous amounts of carbon is emitted to the atmosphere. Numerous large-scale decomposition experiments have been conducted focusing on this fundamental soil process in order to under-stand the controls on the terrestrial carbon transfer to the atmosphere. However, previous studies were mostly based on site-specific litt...

Starting from the concept of sustainability and the need for metrics to assess it, this chapter presents the basics of the Life Cycle Assessment (LCA) methodology and its different versions (attributional versus consequential, static versus dynamic). Key issues related to the application of LCA to agromining, either on natural soils (such as ultram...

Our aim was to provide guidelines for restoring and enhancing the self-purification capacity of Mediterranean urban creeks (no summer flow), in particular their resilience to pollution induced by discharges of combined sewer overflows (CSO).

Electrolysis of iron ore is a promising CO2-free iron production route based on the electrolytic reduction of solid iron oxide particles suspended in 110 °C concentrated alkaline electrolyte. The reactivities of different iron compounds during their reduction into iron through this process have been compared using a model laboratory cell. Chronoamp...

Being an internationally accepted standard for the activated sludge modeling, the Activated Sludge Model No.1 (ASM1) was used to simulate the treatment of paper mills effluent in an industrial full-scale sequencing batch reactor (SBR). Key characteristic parameters were estimated and corrected with the wastewater temperature: maximum heterotrophic...

Antibiotics-bacteria interactions depend on antibiotic concentration at the scale of bacteria. This study investigates how vancomycin penetrates into activated sludge flocs and can be sorbed on the bacteria and extracellular polymeric substances (EPS). The 3D structure of flocs was imaged using EPS autofluorescence. The green fluorescent BODIPY® FL...

The operation of an anaerobic digestion located on a farm and primarily fed by cattle slurry, manure and ensiled maize, has been simulated using the Anaerobic Digestion Model 1, combined with a thermodynamic model. The effect of temperature on the biological reactions has been taken into account, as well as the limited availability of the substrate...

To relate population structure and activity to wastewater volume and composition, field trials were conducted at the outlets of two urban catchments that have different population structures (residential-only and mixed). Macropollution and metal micropollution were both considered. In the residential-only catchment, a diurnal pattern with a morning...

To rapidly monitor the surface water quality in terms of organic pollution of an industrial river undergoing restoration, optical methods (UV–visible spectrometry and fluorescence) were applied in parallel to classical physical–chemical analyses. UV–visible spectra were analyzed using the maximum of the second derivative at 225 nm (related to nitra...

The photocatalytic degradation of an antibiotic (spiramycin) has been studied using immobilized titanium dioxide (TiO2) as a photocatalyst in a laboratory reactor under ultraviolet illumination (365 nm). The degradation of the antibiotic was monitored by ultraviolet spectrophotometry and high-pressure liquid chromatography and confirmed by an antib...

A transient thermal model has been developed for predicting temperature variations in semi-buried anaerobic digesters as a function of climatic conditions (ambient temperature, solar irradiation, rain intensity, etc.). Compared to literature, the modeling of several heat transfer terms was improved. Predicted operating temperatures were in good agr...

This study investigates the rheological properties of raw and anaerobically digested cow slurries. Measurements were carried out using a mixer-type rheometer (equipped with a helical ribbon) since this technique is believed to be more appropriate than conventional geometries when dealing with such heterogeneous fluids. Results revealed that slurrie...

The effect of the choice of turbulence models on the simulation by a computational fluid dynamics (CFD) code of flow patterns in aquaculture ponds to optimize the dispersion of an active substance against algae has been investigated. The selected pond has a length of 30.5 m, a width of 7.32 m, and a variable depth (1.05 m upstream and 1.65 m downst...

The operation of an anaerobic digestion located on a farm and primarily fed by cattle slurry and manure, has been simulated using the Anaerobic Digestion Model 1. The effect of seasonally varying temperature on the biological reactions has been taken into account, as well as the non-availability of cattle slurry in summer. This can be compensated b...

The monitoring of nitrates using the second derivative of UV–vis spectra has been tested for a large set of samples (≈900) covering a large range of freshwater environments in the Moselle River drainage basin (headwater streams in the Vosges Mountains; tributaries, including the Madon River and Vologne River; and waters of various origins exposed t...

The main purpose of this study is to determine the life cycle environmental impacts and energy performance of biodiesel production system from mutton tallow transesterification. A further aim is to investigate the effect of allocation method on environmental performance of the biodiesel system. To this end, an environmental life cycle assessment wa...

Fiche détaillée de l'ouvrage : http://www.quae.com/fr/r4930-recyclage-de-dechets-organiques-en-agriculture.html Avant-propos 1. Disponibilité et usage des Mafor en France Les gisements et l'utilisation des Mafor en France Le droit applicable aux Mafor La perception des Mafor et les politiques locales de gestion de leur utilisation Substituabilité...

The knowledge of sediment transport characteristics is an important issue in terms of sewer and surface water management. In order to monitor these phenomena in sewage, the Suspended Solids Concentration (SSC) is usually measured either by ad hoc analysis on samples or by optical turbidity which is the most commonly used continuous measurement tech...

In order to monitor these phenomena, the Suspended Solids Concentration is usually measured either by ad hoc analyzes on samples or continuously by optical turbidity. We compared these conventional techniques to explain, in terms of particle presence, the variations of real time acoustic turbidity. The Ultrasonic Doppler Velocity Profiler (UVP) als...

The main objective of this study is to accurately report the conditions for sustainable hydrogen production via steam reforming of bioethanol. To this end, various engineering assessment tools are simultaneously applied (energetic and exergetic analyses and life cycle assessment). The process operating parameters were also varied to illustrate the...

Agromining is the recovery of valuable heavy metals from soils with high metal concentrations, using hyperaccumulator plants, to produce value added products. It allows the exploitation of low-grade ores for which conventional mining techniques are too expensive and detrimental to the environment. It is also a means for the restoration of closed mi...

The thermodynamic features of hydrogen production via chemical looping reforming of waste cooking oil were studied at atmospheric pressure using Gibbs free energy minimization, accounting for the possibility of coke formation. The synthesis gas composition was determined as a function of reforming temperature (400e1000 �C), steam to carbon ratio (S...

Optical sensors, namely a submersible UV-visible spectrophotometer, a fluorescence probe for dissolved organic matter and a fluorimeter with a circulation cuvette dedicated to tryptophan-like fluorescence measurement have been deployed for the real-time monitoring of a periurban stream. Biofouling was a main issue for the UV-visible spectrophotomet...

This study investigated the chronic impact of sulfamethoxazole (SMX) on activated sludge sustaining an enriched nitrifying biomass. For this purpose, a laboratory scale fill and draw reactor was operated with 100 mg COD/L of peptone mixture and 50 mg N/L of ammonia at a sludge age of 15 days. Additionally, the biomass was exposed to a daily SMX dos...

The anaerobic codigestion of cow slurry with roadside grass was investigated in this study. Ensilage is known to enhance the anaerobic digestibility of grass, but the literature does not provide accurate information about the suitable silage duration needed to ensure effective codigestion. Grass was cut along roadsides and ensiled for different dur...

This paper focuses on the use of the raw acoustical turbidity and velocity data as a flow online monitoring tool. Its aim is to demonstrate that, with adequate instrumental settings, interesting results can directly be seen on the raw data. As illustration, some experimental results on a combined acoustic turbidity and velocity analysis on a river...

This paper deals with the ability of electrocoagulation (EC) to remove simultaneously COD and chromium from a real chrome tanning wastewater in a batch stirred electrocoagulation cell provided with two aluminium-based electrodes (aluminium/copper/magnesium alloy and pure aluminum). Effects of operating time, current density and initial concentratio...

This study aims at contributing to the area of bio-based hydrogen production system development. A hydrogen production system via autothermal reforming of poultry fat was comprehensively investigated by life cycle assessment, after identification of the optimal thermodynamic operating conditions obtained via a detailed analysis of the involved chem...

Photocatalysis has often being proposed to destroy micropollutants recalcitrant to biological treatment. However, the use of suspension of TiO2 nanoparticles at an industrial scale is not easy. The chapter reports on the evaluation of the efficiency of two photocatalysts (P25 and PC500) immobilized on glass plates and cellulose fibers for the degra...

Cet ouvrage présente un panorama des ressources et de l’usage des matières fertilisantes d’origine résiduaire en contexte français, et donne des clefs pour instruire la question de leur substitution aux engrais minéraux. Il fait le point sur les impacts agronomiques, environnementaux et socio-économiques de leur épandage et met en évidence la diffi...

Some behaviour traits of systems of particles depend on the shape of particles involved. Here we show how developments in digital image capture and subsequent automated analysis, favoured by the progress in computer science (hardware and software), can be used for detailed quantification of particle shape. Methods are described for the acquisition...

La recherche participative (ou recherche citoyenne) permet d’etablir un partenariat entre le milieu academique (laboratoire universitaire et ses chercheurs) et le milieu associatif ou scolaire pour realiser des etudes a visee scientifique. Elles permettent a la fois de mieux faire apprecier la demarche scientifique au grand public (qu’il s’agisse d...

Serpentine (i.e. ultramafic) outcrops in Europe cover >10,000 km(2) and have a low fertility and low productivity, making them unattractive for traditional agriculture. Many of these areas are slowly abandoned by local farmers, with a rural exodus and landscape closure. However, ultramafic landscapes have the potential to provide multiple ecosystem...

This contribution is an overview of the results we have obtained for several years in our Ni phytomining research. Crops of the Ni-hyperaccumulator plant, Alyssum murale are being grown in the Balkans (Albania) and high Ni yields have been achieved - 100 kg Ni per ha. Once harvested and dried, A. murale biomass is incinerated and the ashes are trea...

This contribution is an overview of the results we have obtained for several years in our Ni phytomining research. Crops of the Ni-hyperaccumulator plant, Alyssum murale are being grown in the Balkans (Albania) and high Ni yields have been achieved - 100 kg Ni per ha. Once harvested and dried, A. murale biomass is incinerated and the ashes are trea...

Le projet Mentor a pour objectifs de proposer une methodologie permettant d’analyser, de qualifier et de mettre en place des points de mesures pertinents pour une gestion efficace des eaux urbaines dans le but de mieux quantifier et mieux qualifier les rejets aux milieux aquatiques recepteurs. Ce projet permettra la mise au point d’outils operation...