964 resultados para Diaspora africana


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Se realiza una revisión nomenclatural y sintaxonómica sobre algunas comunidades de Rupicapnos africana s.l. del Norte de África y del Sur de la Península Ibérica. Se designan lectótipos para los nombres Poterion ancistroidis y Poterio ancistroidis-Teucrietum flavi.

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The savanna elephant is the largest extant mammal and often inhabits hot and and environments. Due to their large size, it might be expected that elephants have particular physiological adaptations, such as adjustments to the rhythms of their core body temperature (T-b) to deal with environmental challenges. This study describes for the first time the T-b daily rhythms in savanna elephants. Our results showed that elephants had lower mean T-b values (36.2 +/- 0.49 degrees C) than smaller ungulates inhabiting similar environments but did not have larger or smaller amplitudes of T-b variation (0.40 +/- 0.12 degrees C), as would be predicted by their exposure to large fluctuations in ambient temperature or their large size. No difference was found between the daily T-b rhythms measured under different conditions of water stress. Peak T-b's occurred late in the evening (22: 10) which is generally later than in other large mammals ranging in similar environmental conditions. (C) 2007 Elsevier Inc. All rights reserved.

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This volume explores the role and history of migration and diaspora within the Portuguese empire, investigating what role colonial communities and diaspora have had in shaping the Portuguese empire and its heritage. The book consists of twelve case studies which look at topics such as Portuguese migration to Africa, the Ismaili and the Swiss presence in Mozambique, the Goanese in East Africa, the Chinese in Brazil, and the history of the African presence in Portugal.

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The Seabury Commission, 1930-32, probed allegations of corruption made against, amongst others, the Irish-American Mayor of New York City, James J. ‘Jimmy’ Walker, and the Irish-dominated Tammany Hall, the Democratic political machine that had supported Walker. Taking the Seabury inquiry as its focus, this article explores these allegations from the perspective of Critical Studies in Improvisation (C.S.I.) fused with postcolonial critique. Improvisation, in accordance with C.S.I. principles, is not a lawless or extempore event; it is, instead, lawful, or full of law. The laws of improvisation may appear impenetrable to those unfamiliar with the practice. However, when read through a hibernocentric postcolonial perspective, their meaning and form become more understandable. As will be argued in this article, diasporic communities are inherently improvisatory; that is, they utilise improvisational techniques to help adapt and respond to new situations and social contexts. To be queried is whether the law and politics practiced by Tammany and Walker, taken together, constituted a markedly Irish approach to justice, one that entailed not scripted or planned illegality, as was alleged by Judge Seabury, but improvisations on Anglo-Protestant law as a response to the displacement of and discrimination against the Irish Diaspora in early twentieth century America.

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Tese de doutoramento, Antropologia (Antropologia da Etnicidade e do Político), Universidade de Lisboa, Instituto de Ciências Sociais, 2014