86,731 research outputs found

    Realising the value of continuous monitoring programmes for biodiversity conservation

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    CITATION: Crous, C. J. & Roets, F. 2014. Realising the value of continuous monitoring programmes for biodiversity conservation. South African Journal of Science, 110(11-12):1-5, doi:10.1590/sajs.2014/a0083.The original publication is available at http://www.sajs.co.zaThere is an increased need for support for continuous biodiversity monitoring programmes in commodity production landscapes; the pressure for such supports arises from a variety of sources. We highlight our rediscovery of a presumed extinct dung beetle species, last recorded in 1975, to accentuate the value of local-scale ecological monitoring approaches for modern conservation planning practices in South Africa. We believe this perspective could help articulate further growth in support for such infrastructure.http://www.sajs.co.za/realising-value-continuous-monitoring-programmes-biodiversity-conservation/casparus-j-crous-francois-roetsPublisher's versio

    FIGURE 2. a in Two new Oxalis (Oxalidaceae) species from the Richtersveld National Park, South Africa

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    FIGURE 2. a. Desert vegetation at Kokerboomkloof Campsite in the Richtersveld National Park; b–d. Oxalis nivea; b. Habitus; c. Flowers; d. Bulb; e–h. O. rosettifolia; e. Habitus; f. Flowers (cream-coloured form); g. Flowers (side view of yellow-coloured form); h. Bulb. Scale bars = 50 mmPublished as part of Dreyer, Léanne L., Roets, Francois & Oberlander, Kenneth C., 2013, Two new Oxalis (Oxalidaceae) species from the Richtersveld National Park, South Africa, pp. 53-63 in Phytotaxa 89 (2) on page 59, DOI: 10.11646/phytotaxa.89.2.2, http://zenodo.org/record/507196

    Variations on the Author

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    “Variations on the Author” discusses two of Eduardo Coutinho’s recent films (Um Dia na Vida, from 2010, and Últimas Conversas, posthumously released in 2015) and their contribution to the general question of documentary authorship. The director’s filmography is characterized by a consistent yet self-effacing form of authorial self-inscription: Coutinho often features as an interviewer that rather than express opinions propels discourses; an interviewer that is good at listening. This mode of self-inscription characterizes him as an author who is not expressive but who is nonetheless markedly present on the screen. In Um Dia na Vida, however, Coutinho is completely absent form the image, while Últimas Conversas, on the contrary, includes a confessional prologue that moves the director from the margins to the center of his films. This article examines the ways in which these works stand out in the filmography of a director who offers new insights into the notion of cinematic authorship

    The intergenerational transmission of need for closure underlies the transmission of authoritarianism and anti-immigrant prejudice

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    Previous research has identified need for closure (NFC) as an important motivational cognitive basis of authoritarianism and prejudice. However, to date, the role of NFC in the intergenerational similarity in authoritarianism and prejudice has remained unclear. In a sample of 169 parent-child dyads, we investigated the similarity between parents and children in NFC and tested whether this intergenerational similarity may account for the intergenerational similarity in authoritarianism and anti-immigrant prejudice. Our results revealed that parental levels of NFC were indeed concordant with the levels of NFC in their children. Even more importantly, parental NFC was indirectly related to child authoritarianism and prejudice in two ways. The first pathway proceeded through the direct relationships between parental and children’s levels of authoritarianism and prejudice. The second pathway, however, bypassed parental levels of authoritarianism and prejudice and proceeded through the intergenerational similarity in NFC. Our findings thus indicate that a significant portion of children’s levels of authoritarianism and anti-immigrant prejudice can be explained by parents–child similarity in motivated cognition. Implications for developmental theories of prejudice acquisition are discussed

    [Newspaper Clipping: Author Claims Evidence of Second JFK Assassin #1]

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    Newspaper article titled "Author Claims Evidence of Second JFK Assassin." The article states that author Richard J. Whalen concluded "that there is circumstantial evidence to support the theory of a second assassin in the shooting of President John F. Kennedy.

    Also By The Same Author: AKTiveAuthor, a Citation Graph Approach to Name Disambiguation

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    The desire for definitive data and the semantic web drive for inference over heterogeneous data sources requires co-reference resolution to be performed on those data. In particular, name disambiguation is required to allow accurate publication lists, citation counts and impact measures to be determined. This paper describes a graph-based approach to author disambiguation on large-scale citation networks. Using self-citation, co-authorship and document source analyses, AKTiveAuthor clusters papers, achieving precision of 0.997 and recall of 0.818 over a test group of eight surname clusters

    John F. Kennedy telegram to Roosevelt

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    Jersey Homesteads (later the Borough of Roosevelt) was established in the 1930s as an agro-industrial cooperative community. It was established specifically for urban Jewish garment workers, many of whom had emigrated from Europe. President John F. Kennedy sent a telegram to the citizens of Roosevelt, New Jersey, apologizing for not being able to attend the memorial dedication in honor of former President Franklin Delano Roosevelt. (Jersey Homesteads became Roosevelt in 1945 in honor of the president.) President Kennedy expressed his gratitude to the people of Roosevelt for constructing the memorial, and commented that it will serve as a constant reminder of Roosevelt's good works

    Logarithmic variance profiles and the corresponding f-1 spectra of temperature fluctuations in turbulent Rayleigh-Bénard convection

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    We report experimental results for the temperature variance 2(z) and the corresponding frequency spectra P(f) in turbulent Rayleigh-Bénard convection (RBC) in a cylindrical sample of aspect ratioT= D/L = 1:00 (D = 1:12 m is the diameter and L = 1:12 m the height). The measurements were conducted in the Rayleigh-number range 1011 < Ra < 1:35 1014 and Pr ' 0:8. For Ra = 1:35x1014, 2(z) could be described well by a logarithmic dependence on the vertical position z in a range of z 1 < z < z 2 with z 1 ' 70 and z 2 = 0:1L. Here L=(2Nu) is the thickness of a thin thermal sublayer adjacent to the horizontal plate where the heat flux (denoted by the Nusselt number Nu) is carried mostly by thermal diffusion. In the log layer, we found that the temperature spectra had a significant frequency range over which P(f) f with close to 1. As Ra decreased, increased so that the log layer became thinner. At Ra = 2:05 1011, z 2 < z 1 and therefore there was no range for a log layer. Correspondingly, the temperature spectrum near the horizontal plate did not have the f1 scaling form either

    Maine author Franklin F. Gould recalls his first glimpse of the outside world

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    Maine author Franklin F. Gould recalls his first glimpse of the outside world as he relates how, as a young farm boy in the late 1800\u27s, he drove his father\u27s horses on an errand to an icebound river
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