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标题：Social and Economic Impacts of Climatic Water Balance in Four Microregions of the Western Parana State Brazil
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作者：Claudia Moreira Garcia
期刊名称：Human Geographies : Journal of Studies and Research in Human Geography
印刷版ISSN：1843-6587
电子版ISSN：2067-2284
出版年度：2010
卷号：4
期号：2
页码：99-107
出版社：University of Bucharest
摘要：This article aims to look in a certain degree of depth at a possible relationship established between climatic aspects such as the phenomena of El Ni.o and La Ni.a, water retention at soil level and the influence on economic life of four most agricultural cities in western Paran¨¢ State/Brazil The depth of the study is given by statistical data and specific statistics performed on it. Methodology includes techniques such as specific spreadsheet development, statistical tests to confirm the results. Once the tests have confirmed the climatic characteristics, statistical tests have also been performed on the data concerning El Ni.o and La Ni.a phenomena in order to have their degree of imp act on the studied cities, confirmed. The foreseen and expected results were with respect to the relationship established at the level of water excess in the ground in the periods of El Ni.o and water scarcity in the ground in the woolen periods of La Ni.a, and its im pact on the economic life of the whole region
关键词：El Ni.o; La Ni.a; Water excess; Water scarcity; Agricultural economy; Parana State