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Intense, deadly combat is one of the most traumatic of humanexperiences. How veterans remember it and how they retell it,is explored in this article by Marine Corps Oral Historian FredH. Allison. Allison compares two interviews of the same Marinetalking about the same horrific Vietnam firefight in which fiveof eight Marines on a reconnaissance patrol were killed. Oneinterview took place in-country two days after the firefight,the other 34 years later. The early interview is an oral snapshotof the world of a combat Marine, while the later interview isa study in how memory reconstructs a combat experience. In comparingthe two interviews the reader can begin to understand how veterans'memory works to organize and make comprehensible an event thatmight not have been orderly or comprehensible in the first place.  相似文献   
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Chronic kidney disease (CKD) is important in the fields of public health and health geography because of its heavy burden on the health system and high cost of treatment in its advanced stages. The causes of CKD are associated with diabetes and hypertension, but in some parts of the world, the disease occurs in the absence of these factors. Researchers identify this condition as CKD of “unknown” causes (CKDu). CKDu is a multi‐factored health problem and one suspected causal factor is contaminated drinking water. The disease occurs globally but is found in particularly high concentrations among people of certain ethnic and disadvantaged social groups living in very different locations around the world. CKD has become endemic in Western Australia where hospital admissions for Aboriginal people requiring renal dialysis or treatment for diabetes are much higher than for the general population. The possible proportions of CKDu cases among the CKD patients are unknown. This study examines the drinking water quality among communities such as these. Water chemistry analysis in these areas indicates that the nitrate and uranium content greatly exceed officially recommended levels. Most of these communities rely on raw groundwater to supply their domestic needs, and it is very likely that the people are unwittingly ingesting high levels of nitrates and uranium, probably including uranyl nitrates. Very few such remote communities have access to treated drinking water, and cost‐effective water treatment systems are required to provide potable water at the local scale.  相似文献   
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The corrosion microenvironment of a dozen Second World War iron shipwrecks in Chuuk Lagoon, Federated States of Micronesia, was investigated to see if there were any measurable changes caused by a recent major typhoon. Seven previously inspected wreck sites were used for calibration to assess the environmental impacts. Five new wrecks, including the Fumitzuki, a destroyer of the Imperial Japanese Navy, were assessed at up to twice the depth of previous studies. The new data showed that the logarithm of the corrosion rate falls linearly with depth to 36 m. Measurements of corrosion potentials, concretion thickness and pH showed that many of the vessels suffered partial deconcretion during the typhoon Maysak in April 2015 with concomitant increases in the rate of decay. Regrowth of the colonising marine organisms are presently ameliorating the impact of the typhoon.  相似文献   
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New evidence from the Utah Population Database (UPDP) reveals that at the onset of the fertility transition, reproductive behavior was transmitted across generations - between women and their mothers, as well as between women and their husbands' family of origin. Age at marriage, age at last birth, and the number of children ever born are positively correlated in the data, most strongly among first-born daughters and among cohorts born later in the fertility transition. Intergenerational ties, including the presence of mothers and mothers-in-law, influenced the hazard of progressing to a next birth. The findings suggest that the practice of parity-dependent marital fertility control and inter-birth spacing behavior derived, in part, from the previous generation and that the potential for mothers and mothers-in-law to help in the rearing of children encouraged higher marital fertility.  相似文献   
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This essay considers the marks of authentic Christian prophecy in Fra Anton Montesino's 1511 sermon in Hispaniola, in its political and cultural context, arguing that these marks are witness, courage, discernment and a concrete, contextual focus. It then reflects on the ways in which these marks of authentic prophecy might be displayed in our own very different context, drawing a characterization of that context from Charles Taylor's A Secular Age. It concludes with reflections on the foundation of prophecy in prayer and hope, and with critical discussion of Luke Bretherton's use of the motif of “exile in Babylon” (Jeremiah 29) as a Biblical image for Christian prophetic presence in liberal, secular societies.  相似文献   
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