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A method for the national assessment of the biological quality of river sites is developed. Multivariate discrimination, based on site environmental characteristics, is used on a biological classification of reference sites to derive a procedure to predict the fauna to be expected in the absence of environmental stress. Various quality indices, based on a comparison of the observed with the expected fauna, are proposed. The sizes of the various sources of error and variation, and their effects on the rates of misclassification to quality bands, are examined.  相似文献   
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The effects of labour supply growth on the welfare of preexisting destination and non-emigrating source populations are analysed. This growth occurs in open economies where free trade in capital goods is possible. Traditional small economy arguments for population growth rely on the existence of priced though internationally immobile factors. When all factors are freely-traded and population grows naturally the case rests either on market distortions or common property within families. In an integrated world labour growth can lead to capital flight and increasing wage differentials. With international interactions, immigration increases preexisting welfare in destination countries but generally (not always) reduces it for non-emigrants in source countries. Immigration provides efficiency gains to all originally resident in source countries. Natural population growth anywhere promotes efficiency gains everywhere.  相似文献   
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It is well established that encounters between welfare bureaucracies and their clients have been reconfigured under neoliberalism to address the problem of “welfare dependency.” Contemporary bureaucratic encounters therefore entail measures to activate clients’ entrepreneurial/self-governing capacities, and conditionality/sanctioning practices to deal with clients who behave “irresponsibly.” Despite the dominance of the neoliberal model, recent research has identified a counter-trend in the practices of housing services away from entrepreneurializing and punitive strategies and towards a more supportive approach. This paper examines this counter-trend and its implications for neoliberal welfare governance. To do this, it presents findings from research into social housing governance in Queensland, Australia, where the neoliberal focus on welfare independence, conditionality and sanctioning has been tempered by a new supportive approach focused on assisting vulnerable clients to maintain and benefit from access to welfare/housing support. Following Larner, we argue that this shift signals the emergence of an “after neoliberal” governmental formation, wherein key features of neoliberal governmentality are replaced by, or redeployed in the service of, progressive initiatives that address neoliberalism’s failings at the street level, but leave broader neoliberal policy settings undisturbed. We also challenge recent sociological accounts that construe supportive welfare practices as a function of an all-encompassing neoliberal project, arguing instead for appreciation of the contingency of these developments and the progressive political affordances that they entail.  相似文献   
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Pearson  Tim  Clarke  Jennifer A. 《Urban Ecosystems》2019,22(2):271-280
Urban Ecosystems - We investigated whether urban noise affected communication behavior of grey-headed flying-foxes (Pteropus poliocephalus), a highly vocal, communally roosting megabat species that...  相似文献   
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Across the OECD, public policies seek to support parents in achieving their desired work/life balance. This article introduces the background to and issues at stake in promoting equal partnerships in families in Germany. Families in Germany face considerable challenges to spending more time together and achieving a more gender‐balanced reconciliation of work and family life, as paid work hours for fathers are long on full‐time jobs and many women are in part‐time jobs. Family policy can play an important role and Germany has made substantial progress in supporting families ahead of and after the birth of a child. Important in this regard are the parental leave reforms of 2007 and 2015 and the extension of childcare supports that better enable fathers and mothers to combine work and family commitments. The article assesses recent developments in family policies in Germany while also drawing from the experiences of countries with longstanding policies to support work/life balance and strengthen gender equality.  相似文献   
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Effects of Context and Feelings on Perceptions of Genetically Modified Food   总被引:1,自引:0,他引:1  
Recently, there has been a surge of interest in the role of feelings in framing perceptions and decisions about risk, yet no study has specifically examined the impact of feelings on perceptions/judgments about biotechnology. This exploratory study investigated current perceptions of genetically modified (GM) food to examine (1) the effects of context (making judgments about GM food at the same time as rating other current areas of concern), and (2) the effect of feelings of dread (integral affect) and background feelings of stress (negative incidental affect) on risk judgments about GM food. An established psychometric method (semantic differential task) used with a sample of 126 adults (recruited "topic-blind," mostly from a student population) showed that, when rated in the context of other current concerns such as human cloning and Creutzfeldt-Jakob disease (CJD), there was less concern about GM food than might have been anticipated. Participants were recruited "topic-blind" in order to ensure that they were unaware that the focus of the research was on GM food specifically (and thus preventing biased recruitment to the study). Relative to 19 other current concerns GM food was "not dreaded," not viewed as "unethical," was judged as "controllable," and was seen as the least "risky" of all the issues studied. GM food was viewed as a "hot topic," a new risk, and as relatively unnatural (although it was not the highest rated concern on this scale). Ratings of risks across concerns by individuals experiencing high levels of negative incidental affect (stress) did not differ significantly from those reporting low stress.  相似文献   
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