991 resultados para Ballard, Israel, 1748-1810


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A regional climate model is used to investigate changes in Israel and Jordan precipitation at the end of the 21st century on daily to monthly timescales. The model predicts that this region will get significantly drier at the peak of the rainy season, reflecting a reduction in both the frequency and duration of rainy events. These changes may be associated with a reduction in the strength of the Mediterranean storm track

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This article explores the precarious status of Eritrean and Sudanese nationals in Israel. Having crossed the Israeli-Egyptian border without authorisation and not through an official border crossing, Israeli law defines such individuals as ‘infiltrators’, a charged term which dates back to border-crossings into Israel by Palestinian Fedayeen in the 1950s. Eritreans and Sudanese nationals constitute over 90 percent of ‘infiltrators’ in Israel. Their livelihood is curtailed through hostility, sanctions, and detention, while (at the time of writing) Israel refrains from deporting them to their respective countries of origin, recognising that such forced removal could expose them to risks to their lives and/or freedom. Israel was the 10th state to ratify the 1951 Refugee Convention, and has acceded to its 1967 Protocol which removed the 1951 Convention’s temporal and geographic restrictions, yet it has not incorporated these treaties into its domestic law not has it enacted primary legislation that sets eligibility criteria for ‘refugee’ status and regulates the treatment of asylum-seekers. Israeli law also fails to accord subsidiary protection status to persons that the state considers to be non-removable, whether or not they satisfy the definition of a ‘refugee’ under the 1951 Convention. Absent legal recognition of ‘refugee’, ‘asylum-seeker’, and ‘beneficiary of subsidiary protection’ statuses, Eritreans and Sudanese nationals are left in legal limbo for an indefinite period qua irregular non-removable persons. This article takes stock of their legal predicament.

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The chapter sets its analysis of the historical and contemporary detention of asylum seekers in Israel against a wider context of that country's national immigration policy. The chapter demonstrates that Israel perceives asylum seekers as a threat to its self-defined Jewish character. Its twofold conclusion argues that the government therefore subjects asylum seekers to harsh detention practices that afford detainees limited procedural guarantees, and that these procedures cut against the justification for detention as a measure to facilitate deportation.

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Causing civilian casualties during military operations has become a much politicised topic in international relations since the Second World War. Since the last decade of the 20th century, different scholars and political analysts have claimed that human life is valued more and more among the general international community. This argument has led many researchers to assume that democratic culture and traditions, modern ethical and moral issues have created a desire for a world without war or, at least, a demand that contemporary armed conflicts, if unavoidable, at least have to be far less lethal forcing the military to seek new technologies that can minimise civilian casualties and collateral damage. Non-Lethal Weapons (NLW) – weapons that are intended to minimise civilian casualties and collateral damage – are based on the technology that, during the 1990s, was expected to revolutionise the conduct of warfare making it significantly less deadly. The rapid rise of interest in NLW, ignited by the American military twenty five years ago, sparked off an entirely new military, as well as an academic, discourse concerning their potential contribution to military success on the 21st century battlefields. It seems, however, that except for this debate, very little has been done within the military forces themselves. This research suggests that the roots of this situation are much deeper than the simple professional misconduct of the military establishment, or the poor political behaviour of political leaders, who had sent them to fight. Following the story of NLW in the U.S., Russia and Israel this research focuses on the political and cultural aspects that have been supposed to force the military organisations of these countries to adopt new technologies and operational and organisational concepts regarding NLW in an attempt to minimise enemy civilian casualties during their military operations. This research finds that while American, Russian and Israeli national characters are, undoubtedly, products of the unique historical experience of each one of these nations, all of three pay very little regard to foreigners’ lives. Moreover, while it is generally argued that the international political pressure is a crucial factor that leads to the significant reduction of harmed civilians and destroyed civilian infrastructure, the findings of this research suggest that the American, Russian and Israeli governments are well prepared and politically equipped to fend off international criticism. As the analyses of the American, Russian and Israeli cases reveal, the political-military leaderships of these countries have very little external or domestic reasons to minimise enemy civilian casualties through fundamental-revolutionary change in their conduct of war. In other words, this research finds that employment of NLW have failed because the political leadership asks the militaries to reduce the enemy civilian casualties to a politically acceptable level, rather than to the technologically possible minimum; as in the socio-cultural-political context of each country, support for the former appears to be significantly higher than for the latter.

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Israel foi o país que mais cresceu em matéria de empreendedorismo desde sua concepção. Em seus quase 70 anos, a nação se tornou uma potência em matéria de inovação e tecnologia, em grande parte devido aos altos investimentos estrangeiros. Isso foi motivo de muita especulação e estudos acerca dos fatores por trás desse fenômeno. Este trabalho visa analisar os fatores que estimularam o empreendedorismo em Israel a fim de entender melhor sua realidade em comparação com o Brasil e refletir acerca das lições que podem ser aprendidas.

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The predation on vertebrates by birds, including bats, is very common in some families (Accipitridae, Falconidae, Tytonidae, Strigidae), constituting their main diet. For other families (except those that feed strictly on fish), it is occasional and sometimes a matter of opportunity. Here we recorded the predation on a bat (Platyrrhinus lineatus) by the neotropical bird plush-crested jay (Cyanocorax chrysops). on July 26, 2009, around 11:00 am, we recorded an individual of C. chrysops taking part of a P. lineatus on its beak. This record occurred on Jacarezinho Farm (Valparaiso [long dash] SP). The prey species identification was done by visual observation, considering the bat size and its external morphology, especially by the presence of the white dorsal bright stripe. Probably, Platyrrhinus lineatus behavior, which involves living together or in couples on tree canopies, made the capture by the plush-crested jay easier. This is a new record for the diet of C. chrysops and highlights the necessity of additional studies related to birds diet in the Neotropics, even the more conspicuous ones.

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The testicular stroma of the vampire bat including the testicular capsula and the lamina propria of the seminiferous tubuli, was strongly PAS-positive. This observation was a possible indication of great amounts of structural glycogen and other glycoconjugates at the level of smooth muscle cells; elongated contractile cells and/or collagen frameworks of the tunica albuginea and tubular lamina propria. In the last the basement membranes of the seminiferous tubules were particularly strongly PAS positive, as an indication of their neutral mucosubstances structural composition, previously described (Malmi et al., 1987). The epithelium lining from the cavitary and surface rete testis complex showed low reactivities to mucosubstances; total proteins and lipids and oxidative enzymes studied. Although the apical granulation at the rete testis epithelium showed an intense PAS reactivity with hypothesis of glycoprotein secretion, through the rete. The PAS, Sudan Black B, NADH, MDH and LDH reactions of the testicular interstitium seem correlate to steroid metabolism (biosynthesis and secretion), at the Leydig cells level. The seminiferous epithelium generally had low reactions to all the histochemical studies realized. Particularly in the adbasal compartment the histochemical localizations of NADH diaphorase and LDH were possible related to glycolytic activities and general carbohydrates metabolism, both enzymes, and hydrogen transport, the NADH. The strong PAS, diastase and PAS, and alcian blue pH 2.5 and PAS reactions observed in the adluminal seminiferous epithelium compartment were directly related to the spermatids acrosomal glycoconjugates structuration. Also the SDH localization at this level seems to be related to the mitochondrial activities at the middle piece level in the late spermatids.

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This paper deals with the ultrastructural study of mature vampire bat Sertoli cells and their relationships with the different stages of testicular germ cells. In vampire bat seminiferous epithelium there are different types of junctional specializations among Sertoli cells and among Sertoli cells and different germ cells, with special emphasis to tight junctions and to junctions like as desmosomes. Ectoplasmic junctions through the Sertoli cells, including the smooth ER, are observed. These cellular interactions and their cytophysiological roles are discussed. Also are related some ultrastructural peculiarities of the Sertoli cell nucleus, nucleolus, cytoplasmic organelles and lipidic inclusions.