5,148 research outputs found

    GEOTRACES: Changing the Way We Explore Ocean Chemistry

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    GEOTRACES is an international study of the marine biogeochemical cycles of trace elements and their isotopes (TEIs), designed by marine geochemists to accelerate TEI research under a global program. Combining ocean sections, process studies, data synthesis, and modeling, GEOTRACES will identify and quantify the processes that supply TEIs at ocean boundaries as well as the physical and biological processes that redistribute TEIs within and between ocean basins. Constraining processes that remove TEIs from the ocean will enable complete mass budgets to be generated. Anticipated beneficiaries of GEOTRACES products include scientists studying the sustained health of marine ecosystems and their sensitivity to changes in micronutrient supply; paleoceanographers seeking to reconstruct past changes in the ocean environment, including the ocean's role in climate variability; and scientists and policymakers who seek a better understanding of the transport and fate of contaminants in the ocean. It is hoped that the experiences described here will provide helpful guidance to scientists in other disciplines who wish to advance their fields by organizing coordinated research programs

    The Rhetoric of Landscape in Gregory of Nyssa’s Homilies on the Song of Songs

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    This is the author accepted manuscript. The final version is available from Brill via the ISBN in this recordAnalytical and Supporting Studies. Proceedings of the 13th International Colloquium on Gregory of Nyssa (Rome, 17-20 September 2014)Series: Vigiliae Christianae, Supplements, Volume: 150In this paper I want to take you on a walk through a garden. It is, to be sure, an imaginary garden; nevertheless, it bears a significance which extends beyond itself. Some of this significance concerns words and texts: for as we shall see, the garden is, amongst other things, a ‘garden of rhetoric’. The garden in question appears in the Gregory of Nyssa’s Homilies on the Song of Songs.[...

    An Evening with Richard Claxton “Dick” Gregory, Civil Rights Activist, Nutritionist, Comedian, and Author

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    Gregory, Richard Claxton “Dick” (Born, October 12, 1932, St. Louis, Mo.), African American comedian and civil rights activist whose social satire changed the way white Americans perceived African American comedians since he first performed in public. Gregory’s autobiography, Nigger, was published in 1963 prior to The assassination of President Kennedy, and became the number one best-selling book in America. Over the decades it has sold in excess of seven million copies. His choice for the title was explained in the forward, where Dick Gregory wrote a note to his mother. “Whenever you hear the word ‘Nigger’,” he said, “you’ll know their advertising my book.” In 1984 he founded Health Enterprises, Inc., a company that distributed weight loss products. In 1987 Gregory introduced the Slim-Safe Bahamian Diet, a powdered diet mix, which was immensely profitable. Economic losses caused in part by conflicts with his business partners led to his eviction from his home in 1992. Gregory remained active, however, and in 1996 returned to the stage in his critically acclaimed one-man show, Dick Gregory Live! The reviews of Gregory’s show compared him to the greatest stand-ups in the history of Broadway

    “Judge Me Gently”: Reflections on the Religious Life of John Milton Gregory, 1822–1898

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    John Milton Gregory is familiar to many Christian educators through his 19th-century publication, The Seven Laws of Teaching. For most readers of this important book, little is known about the author himself. This article explores the religious life and theological foundations of John Milton Gregory, who was both author of The Seven Laws of Teaching and founding president of the University of Illinois. Utilizing his spiritual diaries preserved in his daughter's biography of her father and archival sources from the University of Illinois, this essay offers a theological and spiritual understanding of this important historical figure. </jats:p

    Spiritual Formation and the Body–Soul Relationship in Gregory of Nyssa

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    This is the author accepted manuscript. The final version is available from OUP via the link in this recor

    The Genome Sequence of the Leaf-Cutter Ant Atta cephalotes Reveals Insights into Its Obligate Symbiotic Lifestyle

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    Leaf-cutter ants are one of the most important herbivorous insects in the Neotropics, harvesting vast quantities of fresh leaf material. The ants use leaves to cultivate a fungus that serves as the colony's primary food source. This obligate ant-fungus mutualism is one of the few occurrences of farming by non-humans and likely facilitated the formation of their massive colonies. Mature leaf-cutter ant colonies contain millions of workers ranging in size from small garden tenders to large soldiers, resulting in one of the most complex polymorphic caste systems within ants. To begin uncovering the genomic underpinnings of this system, we sequenced the genome of Atta cephalotes using 454 pyrosequencing. One prediction from this ant's lifestyle is that it has undergone genetic modifications that reflect its obligate dependence on the fungus for nutrients. Analysis of this genome sequence is consistent with this hypothesis, as we find evidence for reductions in genes related to nutrient acquisition. These include extensive reductions in serine proteases (which are likely unnecessary because proteolysis is not a primary mechanism used to process nutrients obtained from the fungus), a loss of genes involved in arginine biosynthesis (suggesting that this amino acid is obtained from the fungus), and the absence of a hexamerin (which sequesters amino acids during larval development in other insects). Following recent reports of genome sequences from other insects that engage in symbioses with beneficial microbes, the A. cephalotes genome provides new insights into the symbiotic lifestyle of this ant and advances our understanding of host–microbe symbioses

    SIDE 1: Dick Gregory

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    This audio recording features an episode of Martin Luther King, Jr./SCLC Speaks. In this episode, as stated by the narrator, the "wit and wisdom" of comedian and civil rights leader Dick Gregory are featured. Gregory speaks about racism in America and the struggles of the civil rights movement as well as commentary on the healthcare system. Gregory includes moments of levity in his remarks, such as where he speaks about Michael Jackson's adoption of a chimpanzee as a pet.The Atlanta University Center Robert W. Woodruff Library acknowledges the generous support of the Joseph & Evelyn Lowery Institute for Justice and Human Rights, the Joseph Echols Lowery Irrevocable Trust, and other donors in supporting the processing and digitization of Morehouse College's Joseph Echols and Evelyn Gibson Lowery Collection

    An Ecology of Performance: Gregory Bateson\u27s Cybernetic Performance

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    This dissertation is a case study of the public performances of Gregory Bateson at The Esalen Institute. The case study is a reconsideration of the work of Gregory Bateson from the perspective of performance studies. The author brings together performativity, cybernetics, and the sacred to argue that Gregory Bateson, in his public performances, was striving for grace in encounters with others. The author has conducted archival research into Bateson’s presentations and has spoken with several close to Bateson to get a sense of how his process of public presentation paralleled his ideas—a process of continually working through ideas in conversation with others. In his dissertation the author tries to present the work in a form fitting with Bateson\u27s own process

    Gregory Bald

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    This photograph, made on Gregory Bald, was taken by Carlos C. Campbell (1892-1978), a founding member of the Great Smoky Mountains Conservation Association and author of “Birth of a National Park,” published in 1960. This photograph, with others in this series, are included in the records of the Smoky Mountains Hiking Club, formed after a group of outdoor enthusiasts hiked up to Mount LeConte in October 1924
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