843 resultados para Eastern Christianity


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This work was devoted to individual child development. Psychogenetic research has emphasised the importance of social factors in children's intellectual development and two social factors are looked at here, family size and birth order. The effect of the formal parameters is, however, very unstable and they should therefore be considered together with certain informal factors. Of these, parental educational style, which is an expression of national traditions at the family level, is of particular interest. Educational style is culture-dependent and only a comparative cross-cultural study can reveal the real mechanisms through which educational style influences children's intellectual and personality development. Dumitrascu carried out an experimental cross-cultural study dedicated to the effects of family environment on child intellectual development. This involved three distinct populations, each of which has a distinct status in their geographical area, namely Romanians, Romanies from Romania, and Russians from the Republic of Moldova. It showed a significant difference between child intelligence in those from large families and in only children, with a huge gap in the case of Romany children. This suggests that the simultaneous action of several negative factors (low socio-economic status, large family size, socio-cultural isolation of the population) may delay a child's development. Subjected to such a precarious environment, Romany children do not seek self-realisation but rather struggle to overcome hardship and the majority remain outside civilisation. Unfortunately, adult Romanies rarely show concern about their children's successful social integration, placing no value on the school as a major socialising tool. This leads to the conclusion that a major effort is needed to help Romanies' social integration.

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The protection of the fundamental human values (life, bodily integrity, human dignity, privacy) becomes imperative with the rapid progress in modern biotechnology, which can result in major alterations in the genetic make-up of organisms. It has become possible to insert human genes into pigs so that their internal organs coated in human proteins are more suitable for transplantation into humans (xenotransplantation), and micro-organisms that cam make insulin have been created, thus changing the genetic make-up of humans. At the end of the 1980s, the Central and Eastern European (CEE) countries either initiated new legislation or started to amend existing laws in this area (clinical testing of drugs, experiments on man, prenatal genetic diagnosis, legal protection of the embryo/foetus, etc.). The analysis here indicates that the CEE countries have not sufficiently adjusted their regulations to the findings of modern biotechnology, either because of the relatively short period they have had to do so, or because there are no definite answers to the questions which modern biotechnology has raised (ethical aspects of xenotransplantation, or of the use of live-aborted embryonic or foetal tissue in neuro-transplantation, etc.). In order to harmonise the existing regulations in CEE countries with respect to the EU and supranational contexts, two critical issues should be taken into consideration. The first is the necessity for CEE countries to recognise the place of humans within the achievements of modern biotechnology (a broader affirmation of the principle of autonomy, an explicit ban on the violation of the genetic identity of either born or unborn life, etc.). The second concerns the definition of the status of different biotechnological procedures and their permissibility (gene therapy, therapeutic genomes, xenotransplantation, etc.). The road towards such answers may be more easily identified once all CEE countries become members of the Council of Europe and express their wish to join the EU, which in turn presupposes taking over the entire body of EU legislation.

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Two main areas were examined in this project: * The detailed climatic history of the second part of the Holocene (approximately the last 5500 calendar years) for the Zapadnodvinskaya lowland, making it possible to reconstruct general climatic changes in eastern Europe (taking other palynological, dendrochronological, historical and instrumental data into account). * The most important historical events for the period of the 9th-17th centuries that had an impact on Russian history. The comparative chronology of the main climatic changes and events of Russian social history showed that as local climatic conditions became worse (i.e. falling average annual temperature or precipitation rate) the density of significant events in society rose. This suggests that climatic deterioration is both a stimulus and an outstanding factor in social development.

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Protecting ground water from pollution in the rural areas of Ukraine is a priority, particularly because the largely unconfined aquifers are used by local people for potable water supply. The most important aim of this project was to characterise the scale and impact of pollution sources on groundwater quality according to the nature of groundwater vulnerability and of the particular sources of pollution. Analysis of 50 different maps of Ukraine according to geochemical, natural and landscape features, together with field studies made it possible to identify areas with different pollution risk factors. The most harmful sources of groundwater contamination providing nitrates, petrol, heavy metals and other pollutants were identified and an integral method of groundwater quality assessment was worked out. The main sources of groundwater contamination in rural areas of Ukraine were identified and listed in order of importance. Magmedov also puts forward recommendations for improving monitoring of groundwater quality as an essential part of sustainable development in rural areas of Ukraine.

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This research aimed to discover how differences in living standards between regional units changed during the period of transformation from 1990 to 1995 in Poland, the Slovak Republic, the Czech Republic and Hungary. The standard of living was measured by the so-called Living Standard Index (LSI), a composite taxonomic measure. Fixed reference points make it possible to compare the standard of living in regional administrative units and to study its dynamics. The analysis was country-specific, since the lists of variable were not fully identical for all the countries studied. The main tools used were LSI variability measures (mainly variance and standard deviation). By identifying trend patterns in the characteristics of LSIs, it was possible to compare the different countries. It was found that * differences in living standards between regional units have been decreasing during the transformation in Poland and in the Czech Republic. In the latter this process is slow and smooth, while in Poland there was a relatively sharp decline which then stopped entirely in 1994 * the only country with increasing differences between regions is Hungary and these differences are growing at a constant rate * the lowest level of regional differences in the LSI was found in Poland, followed by the Slovak Republic and the Czech Republic * the regional differences in Hungary are almost twice as high as in the Czech Republic

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Human activity in the last century has led to a substantial increase in nitrogen (N) emissions and deposition. This N deposition has reached a level that has caused or is likely to cause alterations to the structure and function of many ecosystems across the United States. One approach for quantifying the level of pollution that would be harmful to ecosystems is the critical loads approach. The critical load is dei ned as the level of a pollutant below which no detrimental ecological effect occurs over the long term according to present knowledge. The objective of this project was to synthesize current research relating atmospheric N deposition to effects on terrestrial and aquatic ecosystems in the United States and to identify empirical critical loads for atmospheric N deposition. The receptors that we evaluated included freshwater diatoms, mycorrhizal fungi and other soil microbes, lichens, herbaceous plants, shrubs, and trees. The main responses reported fell into two categories: (1) biogeochemical, and (2) individual species, population, and community responses. The range of critical loads for nutrient N reported for U.S. ecoregions, inland surface waters, and freshwater wetlands is 1 to 39 kg N ha-1 y-1. This broad range spans the range of N deposition observed over most of the country. The empirical critical loads for N tend to increase in the following sequence for different life forms: diatoms, lichens and bryophytes, mycorrhizal fungi, herbaceous plants and shrubs, trees. The critical loads approach is an ecosystem assessment tool with great potential to simplify complex scientii c information and effectively communicate with the policy community and the public. This synthesis represents the i rst comprehensive assessment of empirical critical loads of N for ecoregions across the United States.

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We found a significant positive correlation between local summer air temperature (May-September) and the annual sediment mass accumulation rate (MAR) in Lake Silvaplana (46°N, 9°E, 1800 m a.s.l.) during the twentieth century (r = 0.69, p < 0.001 for decadal smoothed series). Sediment trap data (2001-2005) confirm this relation with exceptionally high particle yields during the hottest summer of the last 140 years in 2003. On this base we developed a decadal-scale summer temperature reconstruction back to AD 1580. Surprisingly, the comparison of our reconstruction with two other independent regional summer temperature reconstructions (based on tree-rings and documentary data) revealed a significant negative correlation for the pre-1900 data (ie, late ‘Little Ice Age’). This demonstrates that the correlation between MAR and summer temperature is not stable in time and the actualistic principle does not apply in this case. We suggest that different climatic regimes (modern/‘Little Ice Age’) lead to changing state conditions in the catchment and thus to considerably different sediment transport mechanisms. Therefore, we calibrated our MAR data with gridded early instrumental temperature series from AD 1760-1880 (r = -0.48, p < 0.01 for decadal smoothed series) to properly reconstruct the late LIA climatic conditions. We found exceptionally low temperatures between AD 1580 and 1610 (0.75°C below twentieth-century mean) and during the late Maunder Minimum from AD 1680 to 1710 (0.5°C below twentieth-century mean). In general, summer temperatures did not experience major negative departures from the twentieth-century mean during the late ‘Little Ice Age’. This compares well with the two existing independent regional reconstructions suggesting that the LIA in the Alps was mainly a phenomenon of the cold season.