92 research outputs found

    Almyna

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    5 p.l., 68 p. ; 22 cm. Imperfect: half-title wanting

    Beschermde gebiedenregister : technische documentatie, Status A

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    This report offers a description of the technical environment, tools and models that are used in managing theDutch register of protected sites (Beschermde gebiedenregister). Its purpose is to document the processesand procedures. Obtaining the ‘A’ quality status is not the immediate aim, but is the long-term goal to whichthis report contributes. The aim of the register of protected sites is to define the boundaries of natural areasand to support the process of defining legally protected sites under one of the following treaties or laws: theBirds and Habitats Directives (Natura 2000), the Ramsar Convention and the Dutch Nature Protection Act(Natuurbeschermingswet). This report describes the procedures for defining the boundaries and formanaging the historical boundarie

    Long-term outcomes of the global tuberculosis and COVID-19 co-infection cohort

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    Background: Longitudinal cohort data of patients with tuberculosis (TB) and coronavirus disease 2019 (COVID-19) are lacking. In our global study, we describe long-term outcomes of patients affected by TB and COVID-19. Methods: We collected data from 174 centres in 31 countries on all patients affected by COVID-19 and TB between 1 March 2020 and 30 September 2022. Patients were followed-up until cure, death or end of cohort time. All patients had TB and COVID-19; for analysis purposes, deaths were attributed to TB, COVID-19 or both. Survival analysis was performed using Cox proportional risk-regression models, and the log-rank test was used to compare survival and mortality attributed to TB, COVID-19 or both. Results: Overall, 788 patients with COVID-19 and TB (active or sequelae) were recruited from 31 countries, and 10.8% (n=85) died during the observation period. Survival was significantly lower among patients whose death was attributed to TB and COVID-19 versus those dying because of either TB or COVID-19 alone (p<0.001). Significant adjusted risk factors for TB mortality were higher age (hazard ratio (HR) 1.05, 95% CI 1.03-1.07), HIV infection (HR 2.29, 95% CI 1.02-5.16) and invasive ventilation (HR 4.28, 95% CI 2.34-7.83). For COVID-19 mortality, the adjusted risks were higher age (HR 1.03, 95% CI 1.02-1.04), male sex (HR 2.21, 95% CI 1.24-3.91), oxygen requirement (HR 7.93, 95% CI 3.44-18.26) and invasive ventilation (HR 2.19, 95% CI 1.36-3.53). Conclusions: In our global cohort, death was the outcome in >10% of patients with TB and COVID-19. A range of demographic and clinical predictors are associated with adverse outcomes

    Contribution to the surveillance and measurement of physical activity and sedentary behaviors

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    La surveillance de l’activitĂ© physique et des comportements sĂ©dentaires, et la question de leur mesure, sont primordiales dans un contexte oĂč les sociĂ©tĂ©s modernes favorisent l’augmentation de l’incidence de nombreuses maladies associĂ©es Ă  un mode de vie sĂ©dentaire. Objectif : L’objectif de cette thĂšse Ă©tait d’approfondir les connaissances sur la surveillance et la mesure de l’activitĂ© physique et des comportements sĂ©dentaires. MĂ©thodes : Quatre Ă©tudes ont Ă©tĂ© rĂ©alisĂ©es. Deux travaux analysent et discutent le systĂšme français de surveillance de l’activitĂ© physique et des comportements sĂ©dentaires des adultes et des jeunes. Une Ă©tude teste les propriĂ©tĂ©s psychomĂ©triques du questionnaire mondial sur la pratique d’activitĂ©s physiques (GPAQ). Enfin, une revue de la littĂ©rature analyse le contenu des questionnaires disponibles pour mesurer les comportements sĂ©dentaires. RĂ©sultats : Les deux Ă©tudes portant sur la surveillance observent un manque d’homogĂ©nĂ©itĂ© et de constance dans le choix des outils de mesure qui limite le suivi de l’évolution des pratiques. L’étude sur le GPAQ rĂ©vĂšle des rĂ©sultats, en termes de reproductibilitĂ© et de validitĂ©, similaires aux valeurs habituellement observĂ©es. Enfin, la revue de littĂ©rature a mis en Ă©vidence que les questionnaires mesurant les comportements sĂ©dentaires prĂ©sentent des diffĂ©rences en termes de population cible, pĂ©riode de rappel, nombre d’item, et caractĂ©ristiques des comportements sĂ©dentaires mesurĂ©s. Conclusion : Des recommandations ont Ă©tĂ© formulĂ©es afin d’amĂ©liorer la mesure et la surveillance de l’activitĂ© physique et des comportements sĂ©dentaires en FrancePhysical activity and sedentary behaviors are major health determinants and are being surveyed worldwide. Objective: The aim of this thesis was to contribute to the surveillance and measurement of physical activity and sedentary behaviors. Method: This thesis includes four studies. The first study analyzes and discusses the present situation of French national surveillance studies. The second study presents the results from the first French report card on physical activity for children and adolescents. The third study discusses the validity and reliability properties of the French version of the Global Physical Activity Questionnaire (GPAQ). The fourth study examines the content of questionnaires measuring sedentary behaviors. Results: Studies 1 and 2 reported measurement issues impairing the overall data quality, inter-study comparisons and survey of changes over time. The study of GPAQ reported limited but acceptable reliability and validity for the measurement of physical activity and sedentary time in France. Finally, the systematic review on sedentary behaviors questionnaires reported large differences in the population targeted (ex: adults, youth, elderly), recall frame (ex: previous day, last 7 days, last month), the number of item (from 1 to more than 100), and the sedentary behaviors characteristics measured (from only sitting time to up to 27 sedentary behaviors). Conclusion: The work realized during this thesis allows the formulation of recommendations to improve the surveillance of physical activity and sedentary behaviors in Franc

    Catalytic hydrogenolysis of polyols from renewables in aqueous phase

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    Synthétiser de l'éthylÚne glycol et du propylÚne glycol à partir de ressources renouvelables est un défi pour une chimie durable. L'hydrogénolyse des alditols (xylitol et sorbitol) issus de la biomasse lignocellulosique en glycols est une possibilité. Cette réaction a été effectuée en milieu aqueux dans des conditions opératoires sévÚres (200°C ; 60 bar H2) en présence d'un catalyseur hétérogÚne à base de ruthénium (3%Ru/C) et d'une base homogÚne (Ca(OH)2). AprÚs avoir fait l'étude détaillée des différents mécanismes intervenant au cours de la réaction (épimérisation, décarbonylation, rétro-aldol, etc.), nous avons déterminé un ratio molaire permettant d'obtenir une activité de 93 h-1 et une forte sélectivité en glycols (55%) et en glycérol (15%). Au-delà de ce ratio, le lactate est produit majoritairement au détriment du propylÚne glycol. Des catalyseurs bifonctionnels (Ru/oxyde basique/C) ont été développés pour s'affranchir de la base homogÚne. Le catalyseur 3%Ru/MnO(19%)/C présente une forte activité (384 h-1) pour une sélectivité en glycols et en glycérol de 35% et 17%. Cependant une lixiviation du Mn se produit au cours de la réaction en raison de la production de faibles quantités de carboxylates. L'utilisation d'un solvant binaire H2O : ROH (ROH : MeOH ; EtOH ; 1-PrOH et 1-BuOH) en présence d'un catalyseur Ru/MnO/C, a permis d'augmenter les sélectivités en glycols et glycérol jusqu'à 70%. Cependant le dépÎt de coke en surface désactive le catalyseur. Des catalyseurs d'oxydes mixtes à base de Mn (ex. : Ru-MnOX-Al) ont également permis d'augmenter la sélectivité en glycols et glycérol jusqu'à 60% pour une activité de 60 h-1 tout en limitant la lixiviation du MnThe synthesis of ethylene and propylene glycols from renewables is a great challenge for a green chemistry. The hydrogenolysis of alditols (i.e. xylitol and sorbitol) from lignocellulosic biomass into glycols is an interesting process. This reaction was investigated in aqueous media under harsh operating conditions (200°C; 60 bar H2) over Ru-based heterogeneous catalyst (i.e. 3%Ru/C) and a homogeneous basic promotor (i.e. Ca(OH)2). The kinetic studies revealed that several reactions can occur such as epimerization, decarbonylation or retro-aldol. An optimal molar ratio Rmol(OH-/alditol) of 0.13 led to the highest selectivities to glycols (55%) and glycerol (15%) for an activity of 93 h-1. Beyond this ratio, lactate was principally produced to the detriment of propylene glycol. Bifunctional catalysts (Ru/basic oxide/C) were synthetized in order to perform this reaction in neutral conditions. 3%Ru/MnO(19%)/C showed a high activity (384 h-1) and high selectivities to glycols (37%) and glycerol (17%). However, Mn leaching occurred during the reaction (70%) due to the production of small amount of carboxylates. The use of binary solvent H2O: ROH with ROH: MeOH; EtOH; 1-PrOH and 1-BuOH, enhanced the Ru/MnO/C behavior with selectivities to glycols and glycerol up to 70% in spite of the coke formation on the catalysts. Mn-based mixed oxide catalysts in presence of Ru (i.e. Ru-MnOX-Al) were synthetized and led to high selectivities to glycols and glycerol (60%) with an average activity of 60 h-1. The stability of these catalysts was enhanced by decreasing the substrate concentratio

    Cult practices in Greece : from the Mycenaean down to the Archaic Period

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    Depuis les travaux fondateurs de M. Nilsson, on admet que les cultes grecs de l’époque archaĂŻque hĂ©ritent des pratiques rituelles des MycĂ©niens. Pendant toute la pĂ©riode qui s’étend du XIIIe au dĂ©but du Ve siĂšcle, et au delĂ , sont surtout consacrĂ©es par dĂ©pĂŽt, par crĂ©mation, et par libation, des denrĂ©es issues des travaux des hommes, animaux domestiques, vĂ©gĂ©taux cultivĂ©s et liquides provenant de l’agriculture et de l’élevage. Des Ă©volutions majeures affectent cependant l’organisation de la vie religieuse au cours de ces huit siĂšcles ayant connu des crises, des changements de rĂ©gime, des dĂ©placements de population importants. Il ne convient cependant pas nĂ©cessairement d’opposer les aspects statiques et dynamiques : mĂȘme les hĂ©ritages les plus anciens ont progressivement Ă©tĂ© adaptĂ©s aux contextes nouveaux, et c’est particuliĂšrement vrai de ceux qui concernent les consĂ©crations d’offrandes alimentaires. Parce qu’elles s’articulent avec les besoins essentiels de l’homme comme « animal politique » autant qu’elles s’en dĂ©tachent, ces derniĂšres focalisent l’attention du chercheur sur ce que les actes de culte disent de la place du sacrĂ© dans les sociĂ©tĂ©s grecques en mutation. De l’époque mycĂ©nienne Ă  la fin de l’époque archaĂŻque les pratiques religieuses sont des enjeux de pouvoir. La rĂ©partition des prĂ©rogatives au cours des cĂ©rĂ©monies, la dĂ©finition d’un corpus de denrĂ©es jugĂ©es adĂ©quates pour les consĂ©crations, et la possibilitĂ©, ou non, de partager avec le divin, reflĂštent et cimentent l’organisation socio-politique des communautĂ©s. Si les accidents de la vie religieuse accompagnent ceux de la vie sociale et politique, ils tĂ©moignent aussi de l’évolution des mentalitĂ©s. Propice au dĂ©veloppement de la science et de la philosophie, l’époque archaĂŻque a particuliĂšrement favorisĂ© les questionnements sur la pratique des cultes, et les rĂ©flexions sur la construction d’un espace sacrĂ© singulier.Since M. Nilsson’s work, it is accepted that the Greeks of the Archaic Period have inherited some of their religious habits from the Mycenaean era. From the XIIIth down to the VIth century BCE, the Greeks offered to their gods parts taken from domestic animals, cultivated plants, and drinkable liquids by burning them, depositing them in an appropriate place, or pouring them. Still, during eight centuries where there have been huge crisis, political disruptions, and population displacements, major religious changes took place. Those suggest that even practices that seem to have been the same have enventually been adapted to new contexts. This is especially the case for those associated with food offerings. Because they are closely related to the basic needs of humans, but can still be pretty distant from them, food offerings encourage researchers to focus on what religious practices tell us about how sacred matters were embeded into Greek mutating societies. From the Mycenaean down to the Archaic period, cult is an instrument of power. The social and political organisation of Greek communities was both represented and reinforced by the distribution of religious privileges, the definition of which goods were suitable for the offerings, and the possibility, or impossibility, for everyone to share with the gods. Religion and politic share an intimate relationship, but cult practices also closely reflect how the Greeks thought the world they lived in. New questions about religion and the definition of sacred space naturally followed the development of philosophy during the archaic period

    The (dis)connections of development : systemic ethno-geography of development assistance and forest conservation in Amindrabe, Madagascar

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    Cette recherche part du constat d'un dysfonctionnement de l'aide au dĂ©veloppement et Ă  la conservation. Depuis les annĂ©es 1980 et malgrĂ© la succession des stratĂ©gies de l'aide, les rĂ©sultats restent souvent insatisfaisants, mĂ©diocres, voire contraires aux effets recherchĂ©s. Pour comprendre ce phĂ©nomĂšne, nous partons d'un territoire forestier, Amindrabe, situĂ© au Centre-Est de Madagascar. En nous focalisant sur ce territoire, ses habitants et les programmes d'aide qui le ciblent, nous prenons progressivement conscience des logiques sous-jacentes Ă  ce systĂšme global du dĂ©veloppement : qu'est-ce qui s'y passe concrĂštement ? Comment est-ce organisĂ© ? Pourquoi ces dynamiques se poursuivent-elles malgrĂ© des effets dĂ©cevants ? La singularitĂ© de notre proposition est de nous dĂ©tacher de la littĂ©rature surplombante pour partir du perçu et du vĂ©cu des habitants et des porteurs des programmes. Cette analyse empirique et qualitative amĂšne Ă  poser un regard critique sur les croyances fondatrices des stratĂ©gies de l'aide. Nous mettons en lumiĂšre une organisation hiĂ©rarchisĂ©e et compartimentĂ©e en diffĂ©rentes sphĂšres dĂ©connectĂ©es entre elles et dĂ©connectĂ©es de la rĂ©alitĂ© locale. Les croyances, illusions et intĂ©rĂȘts de chacun participent Ă  renforcer l'incomprĂ©hension entre sphĂšres et Ă  dĂ©tourner les actions des objectifs initiaux, par un processus qui se rĂ©pĂšte. En dĂ©cortiquant un systĂšme d'acteur particulier, ses mondes et ses dynamiques du local au global, nous invitons le lecteur Ă  un plongeon au-delĂ  de ces incomprĂ©hensions.This research is based on the observation of a dysfunction in aid for development and conservation. Since the 1980s and despite the succession of aid strategies, the results are often unsatisfactory, mediocre or even contrary to the desired effects. To understand this phenomenon, we begin in a forest territory, Amindrabe, located in the Central-East of Madagascar. By focusing on this territory, its inhabitants and the aid programs that target it, we gradually become aware of the underlying logic of this global development system: what is actually happening there? How is it organized? Why do these dynamics go on despite disappointing effects? The singularity of our proposal is to detach ourselves from the overhanging literature to start with the perceived experiences of the inhabitants and the bearers of the programs. This empirical and qualitative analysis leads us to take a critical look at the founding beliefs of aid strategies. We highlight a hierarchical and compartmentalized organization in different spheres: disconnected from each other and disconnected from the local reality. The beliefs, illusions and interests of each actor contribute to reinforce the incomprehension between spheres and to divert the actions from the initial objectives by a process that repeats itself. By anatomizing a particular actor system, its worlds and its dynamics from local to global, we invite the reader to a dive beyond these incomprehensions

    Contribution Ă  la surveillance et Ă  la mesure de l’activitĂ© physique et des comportements sĂ©dentaires

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    Physical activity and sedentary behaviors are major health determinants and are being surveyed worldwide. Objective: The aim of this thesis was to contribute to the surveillance and measurement of physical activity and sedentary behaviors. Method: This thesis includes four studies. The first study analyzes and discusses the present situation of French national surveillance studies. The second study presents the results from the first French report card on physical activity for children and adolescents. The third study discusses the validity and reliability properties of the French version of the Global Physical Activity Questionnaire (GPAQ). The fourth study examines the content of questionnaires measuring sedentary behaviors. Results: Studies 1 and 2 reported measurement issues impairing the overall data quality, inter-study comparisons and survey of changes over time. The study of GPAQ reported limited but acceptable reliability and validity for the measurement of physical activity and sedentary time in France. Finally, the systematic review on sedentary behaviors questionnaires reported large differences in the population targeted (ex: adults, youth, elderly), recall frame (ex: previous day, last 7 days, last month), the number of item (from 1 to more than 100), and the sedentary behaviors characteristics measured (from only sitting time to up to 27 sedentary behaviors). Conclusion: The work realized during this thesis allows the formulation of recommendations to improve the surveillance of physical activity and sedentary behaviors in FranceLa surveillance de l’activitĂ© physique et des comportements sĂ©dentaires, et la question de leur mesure, sont primordiales dans un contexte oĂč les sociĂ©tĂ©s modernes favorisent l’augmentation de l’incidence de nombreuses maladies associĂ©es Ă  un mode de vie sĂ©dentaire. Objectif : L’objectif de cette thĂšse Ă©tait d’approfondir les connaissances sur la surveillance et la mesure de l’activitĂ© physique et des comportements sĂ©dentaires. MĂ©thodes : Quatre Ă©tudes ont Ă©tĂ© rĂ©alisĂ©es. Deux travaux analysent et discutent le systĂšme français de surveillance de l’activitĂ© physique et des comportements sĂ©dentaires des adultes et des jeunes. Une Ă©tude teste les propriĂ©tĂ©s psychomĂ©triques du questionnaire mondial sur la pratique d’activitĂ©s physiques (GPAQ). Enfin, une revue de la littĂ©rature analyse le contenu des questionnaires disponibles pour mesurer les comportements sĂ©dentaires. RĂ©sultats : Les deux Ă©tudes portant sur la surveillance observent un manque d’homogĂ©nĂ©itĂ© et de constance dans le choix des outils de mesure qui limite le suivi de l’évolution des pratiques. L’étude sur le GPAQ rĂ©vĂšle des rĂ©sultats, en termes de reproductibilitĂ© et de validitĂ©, similaires aux valeurs habituellement observĂ©es. Enfin, la revue de littĂ©rature a mis en Ă©vidence que les questionnaires mesurant les comportements sĂ©dentaires prĂ©sentent des diffĂ©rences en termes de population cible, pĂ©riode de rappel, nombre d’item, et caractĂ©ristiques des comportements sĂ©dentaires mesurĂ©s. Conclusion : Des recommandations ont Ă©tĂ© formulĂ©es afin d’amĂ©liorer la mesure et la surveillance de l’activitĂ© physique et des comportements sĂ©dentaires en Franc

    The european judge and social rights in times of economic crisis

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    La crise des dettes souveraines dĂ©butĂ©e en 2010 dans l’Union europĂ©enne a menĂ© Ă  la crĂ©ation de mĂ©canismes d’assistance financiĂšre pour les Etats membres de la zone euro. L’octroi de prĂȘts a Ă©tĂ© conditionnĂ© Ă  la mise en Ɠuvre de mesures d’austĂ©ritĂ© qui ont eu des consĂ©quences dĂ©vastatrices sur les droits sociaux des individus. En effet, si ces droits souffraient avant la crise d’une faible protection tant au niveau de l’Union europĂ©enne que du Conseil de l’Europe, l’austĂ©ritĂ© a amplifiĂ© ce phĂ©nomĂšne et mis le juge europĂ©en au cƓur du nĂ©cessaire arbitrage entre impĂ©ratifs Ă©conomiques et garantie des droits sociaux. Ainsi, l’étude de la jurisprudence en dĂ©coulant comporte deux temps. D’abord, les juges europĂ©ens ont adoptĂ© une attitude de retenue. Ensuite, certains juges ont estimĂ© que des mesures d’austĂ©ritĂ© violaient la protection europĂ©enne des droits sociaux. L’analyse de ce corpus jurisprudentiel fait toutefois apparaĂźtre un morcellement du contrĂŽle de proportionnalitĂ© opĂ©rĂ© par les juges. Cela conduit Ă  envisager des pistes d’amĂ©lioration de la protection des droits sociaux en vue d’inĂ©vitables crises Ă©conomiques futures.The European sovereign debt crisis started in 2010. As a consequence, financial assistance mechanisms were set up for the benefit of Eurozone Member states. The granting of loans was conditioned by implementation of austerity measures that had devastating consequences for social rights, the protection of which is weak at the EU and Council of Europe’s level. Hence, austerity measures amplified the weakening of social rights protection. It put the European judge at the heart of a tension between economic imperatives and social rights guarantee. The study of the resulting jurisprudence is two-folded. First, the European judges exercised self-restraint. Only later some judges considered that specific austerity measures were in breach of European social rights guarantees. However, the case-law analysis shows a fragmentation of the judges’ proportionality review. This leads to consider possibilities of improvement in guaranteeing social rights, in order to cope with inevitable future economic crises
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