• Title/Summary/Keyword: 미국 지리학

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Spatial Characteristics of Korean Residential Distribution and Occupational Composition in China, United States, and Japan (재중.재미.재일동포의 거주지 분포와 직업구성의 공간적 특성)

  • Han, Ju-Seong
    • Journal of the Korean association of regional geographers
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    • v.4 no.2
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    • pp.219-234
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    • 1998
  • This study examines spatial characteristics of residential distribution and occupational composition of Korean emmigrants who live in China, United States, and Japan. The data used are The Conditions of Korean Emmigrants published by Ministry of Foreign Affairs in 1995. Analysis method used this data are as follows: 1) to clarify the tendency and spatial distribution of Korean emmigrants in each nation. 2) to grasp the residential distribution of Korean emmigrants in China, United States, and Japan where many Koreans have lived. 3) to analyze the occupational composition and its spatial characteristics of Korean emmigrants. The main findindgs obtained are summarized as follows: Farmer, forester, stock farmer, and fishery occupy over 50% of the employees of Korean emmigrants in China; traders and other employees occupy about three-fourths of the employees of Korean emmigrants in United States; and other employees occupy about 80% of the employees of Korean emmigrants in Japan. Therefore, the ratio of occupational composition of Korean emmigrants was influenced by emmigration motive, level of economic development of emmigration nation, restrictive condition for ethnic minority, and social status before emmigration etc. Specialized occupational composition in region where many Korean emmigrants in each nation lived was that the highest specialized occupation in region including primary city in population scale is trader; the highest specialized occupation in region including secondary city is manufacturing employee, and the highest specialized occupation in region including third city has transitional characteristics of each region including primary and secondary city. And professional occupation such as lawyer, doctor, religionist and educator appeared to the region including primary city. Finally, Korean emmigrants in United States and Japan contributed to the revitalization of inner city areas. And potential ethnic organization can be seen in church, mass media, and enterprise association in United States, but it can be seen in community shopping association in Japan, Because American society is based on Christianity but Japanese society is not.

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Exploratory Sensitivity Analysis of Environmental Equity to Spatial to Measures (공간척도 유형에 따른 환경적 형평성의 민감도 분석)

  • Jun, Byong-Woon
    • Journal of the Korean association of regional geographers
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    • v.12 no.4
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    • pp.508-521
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    • 2006
  • The results of environmental equity analysis vary dramatically depending on different methods used. The information and data available to the researcher are also often uncertain and imprecise in empirical studies. A sensitivity analysis approach was used too handle uncertainties and methodological inconsistencies in environmental equity analysis. This paper explores the sensitivity of environmental equity analysis to two spatial measures such as proximity and scale. Two experiments were implemented to evaluate the effects of two spatial measures on the environmental equity analysis using a combination of control and experimental factors. Fulton County, Georgia was selected as a case study area for these experiments. Two major data sets including demographic characteristics and toxic release inventory (TRI) database for the study area in 1990 were integrated into a GIS environment. Two statistical analyses such as independent samples t-test and coefficient of variation were performed to determine the environmental equity in the study area and to compare the relative variability in the socioeconomic characteristics of populations over different spatial measures. The findings from two experiments indicate that the outcomes of environmental equity analysis are slightly sensitive to the buffer distance used to determine the impact zones of TRI facilities, but not to the geographic scale used in the analysis. The findings also suggest that the consequences of these choices can alter spatially and statistically the results in environmental equity analysis.

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An Exploratory Research on Measuring the Local and Regional Impacts of Universities (대학이 지역에 미치는 영향 지표 개발을 위한 탐색적 연구)

  • Shin, Jin-Young;Lee, Jong-Ho
    • Journal of the Korean association of regional geographers
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    • v.23 no.3
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    • pp.437-449
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    • 2017
  • As a new duty of universities, contributions to localities and regions are magnified as an important issue and overseas universities are creating it as the index to use self evaluations and public relations actively. The universities in Korea are expanding resources usage of university and proceeding various businesses to enhance co-operation with local government, civic groups and companies lately. However, it is still in an embryo. This study is aiming to analyze cases of foreign universities and the socio-economic impacts of university on the region and discover evaluation index based on the results to be applied to the universities in Korea. This study had considered the evaluation of local effect by the university conducted by the Higher Education Funding Council for England(HEFCE) which is the representative case to analyze the impacts of university on the region at the level of government and independent organizations. The applicable common index had been extracted for universities in Korea from case studies on University of Rochester in the US and University of Birmingham in the UK considered as a representative university in North America and Europe respectively which are publishing a white paper on local and regional impacts of the university by using various index. As a result, 24 items in six areas(economic influence, research, education, art & cultural services, regional development, and the field of university specialization) had been deducted as the evaluation index which represents the local and regional impacts of university. This index could be secured through holding materials of each university and 'Higher Education in KOREA' as university information disclosure service and it might be applied to the universities in Korea.

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Confined and Delay Space-Na, Hye-seok's Writing and Placeness ('유폐(幽閉) 공간'과 '지연(遲延) 공간'-나혜석의 글쓰기와 장소성(場所性))

  • 박선영
    • 한국문예비평연구
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    • no.65
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    • pp.123-149
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    • 2020
  • This study identified objective placeness throughout the writing of Na, Hye-seok, who was Korea's first female Western painter and early modern writer, and analyzed her spatiality around two keywords, "confined space" and "delay space." The investigator applied the concept of gender geography, which maintains that place experiences organize existence, and demonstrated the intrinsic aspects of placeness. First, confined spaces expressed the institutional contradictions of Joseon with the analogy of collapse and extinction. Inns and boarding houses were daily spaces and also temporary places of residence that she had to leave some day. Gyeongseong was a hybrid place of both success and failure. Secondly, Japan was a space of growth to study modernity and a delay space to escape from fear for Na. Her Western experiences underwent the procedure of discovering otherness inside a civilized state instead of self-colonization and asking questions about the places where she belonged. Na's place experiences and their connotations revealed in her writing show a gap between the ideal and reality of a subject facing her given destiny and between her inner conflicts. The present study demonstrated the daily conditions, social status, and characteristics of women through spaces beyond ideological placeness as a common idea, thus holding its significance. The specific daily and multiple nature produced in relations between a certain subject and the existential situation of a place will play significant roles in the theoretical extension of gender discourse in the future.

Fragipan Formation within Closed Depressions in Southern Wisconsin, United States (미국 위스콘신 남부지방의 소규모 저습지에 나타나는 이쇄반층(Fragipan)의 형성과정에 관한 연구)

  • Park S.J.;Almond P.;McSweeney K.;Lowery B.
    • Journal of the Korean Geographical Society
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    • v.41 no.2 s.113
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    • pp.150-167
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    • 2006
  • This study was conducted to determine the pedogenesis of dense subsurface horizons (denoted either Bx or Bd) observed within closed depressions and in toeslope positions at loess-covered glacial tillplains in southern Wisconsin. Some of these dense subsurface horizons, especially those occurring within depressions, show a close morphological resemblance to fragipans elsewhere, even though the existence of fragipans has not been previously reported in southern Wisconsin. The spatial occurrence of fragipans was first examined over the landscape to characterize general soil-landscape relationships. Detailed physico-chemical and micromorphological analyses were followed to investigate the development of fragipans within a closed depression along a catenary sequence. The formation of fragipans at the study site is a result of sequential processes of physical ripening and accumulation of colloidal materials. A very coarse prismatic structure with a closely packed soil matrix was formed via physical ripening processes of loess deposited in small glacial lakes and floodplains that existed soon after the retreat of the last glacier. The physically formed dense horizons became hardened by the accumulation of colloidal materials, notably amorphous Si. The accumulation intensity of amorphous Si varies with mass balance relationships, which are governed by topography and local drainage conditions. Well-developed Bx horizons evolve at closed depressions where net accumulation of amorphous Si occurs, but the collapsed layers remain as Bd horizons at other locations where soluble Si has continuously been removed downslope or downvalley. Hydromorphic processes caused by the presence of fragipans are degrading upper parts of the prisms, resulting in the formation of an eluvial fragic horizon (Ex).

Labor market characteristics of US metropolitan areas and individual earnings attainment : Whites, Blacks, Asians, and Hispanics (미국 대도시지역 노동시장의 특성과 취업 노동자의 개인소득 : 백인, 흑인, 동양인과 남미인)

  • ;Kwon, Sangcheol
    • Journal of the Korean Geographical Society
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    • v.30 no.2
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    • pp.169-187
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    • 1995
  • Contemporary US metropolitan areas have undergone divergent economic transformation, and as a result labor markets have become the focus of concern in their role as determinants of earnings attainment. Explanations of individual earnings attainmnent as a lobor market outcome have been established in two diafferent stances one who emphasizes personal or group attributes in the human capital perspective and the other who emphasizes economic structure in the labor market segmentation perspective. While remaining at the conceptual level and yet relatively unexplored, the importance of place in labormarket operation is a significant advancement as it appears in labor market areas and local labor markets considering that labor market areas represent the intersection of labor market structure and individual labor market experiences at specific geographic places. The substantive inquiry of this study was to explore labor market characteristics and their differentiation across large metropolitan areas, and assess their effects on the individual earnings attainment. Integating individual attributes and labor market characteristics as major factors of labor market operation, this study intended to contextualize individual earnings attainment with geographic labor market areas. Using 1990 US population census 5% "Public-Use Microdata Samples, " the largest 65 metropolitan areas were first selected and employed male workers who are aged between 25 and 50 for whites, blacks, asians, and hispanics. As an initial step earnings differentials between racial/ethnic groups and selected 65 metropolitan areas were examined using analysis of variance, and then earnings differentials were attributed to the individual attributes such as education, age, and immigration status, and four dimensions of metropolitan labor market differentiation devised by principal component analysis of industrial and occupational segments: Public versus Blue Collar Core(CS1), Finance-Core Utility versus Blue Collar Local Monopoly (CS2), Oligopoly versus Blue Collar Periphery(CS3), and Self Employed-White Collar Periphery versus Low-Skill Core(CS4). As a final analysis, individual earnings were related to each individual attribute and its interaction with metropolitan labor market characteristics to examine how the differentiated metropolitan labor market characteristics alter the role of individual attributes on earnings attainment. The findings indicated that individual attributes, education in particular exert significant effects on earnings attainment, but their effects were significantly altered by metropolitan labor market characterristics. Particularly important dimensions were: Oligopoly differentiated from Blue Colla Periphery metropolitan areas enhancing earnings returns to individual attributes for all groups but minority groups (black, asians, hispanics) rely more on this, and Finance-Core Utility differentiated from Blue Collar Local Monopoly metropolitan areas provide higher earnings returns to whites exclusively. These findings suggest that individuals with identical individual attributes involving racial/ethnic categories would have different earnings atteinments depending on the metropolitan labor market characteristics where they reside. Referring back to the major traditions of the human capital and the labor market segmentation in labor market research, the interaction between individual attributes and metropolitan labor market haracteristics on earnings attainment highlights the complimentary nature of the two on earnings determination in particular geographic places, Hence, labor market characteristics differentiatcd across metropolitan areas are an integral part of labor market operation which should be considered for the explanation of individual earnings attainment and racial/ethnic group earnings differentials. Gcographic places are the important contexts for labor market segmentation and individual labor market experiences. In conclusion, this study brings geographic labor markets to the forefront in the examination of individuals' earnings attainments. The empirical vaidation of the role of metropolitan labor market charecteristics on earnings attainment, while exploratory contributes towards a broader perspective of geographic labor market research that recognizes that individuals' labor market experiences are intertwined with geographic contexts of labor market operatin. operatin.

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A Definition of Korean Heat Waves and Their Spatio-temporal Patterns (우리나라에 적합한 열파의 정의와 그 시.공간적 발생패턴)

  • Choi, Gwang-Yong
    • Journal of the Korean Geographical Society
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    • v.41 no.5 s.116
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    • pp.527-544
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    • 2006
  • This study provides a definition of heat waves, which indicate the conditions of strong sultriness in summer, appropriate to Korea and intends to clarify long term(1973-2006) averaged spatial and temporal patterns of annual frequency of heat waves with respect to their intensity. Based on examination of the Korean mortality rate changes due to increase of apparent temperature under hot and humid summer conditions, three consecutive days with at least $32.5^{\circ}C,\;35.5^{\circ}C,\;38.5^{\circ}C,\;and\;41.5^{\circ}C$ of daily maximum Heat Index are defined as the Hot Spell(HS), the Heat Wave(HW), the Strong Heat Wave(SHW), and the Extreme Heat Wave(EHW), respectively. The annual frequency of all categories of heat waves is relatively low in high-elevated regions or on islands adjacent to seas. In contrast, the maximum annual frequency of heat waves during the study period as well as annual average frequency are highest in interior, low-elevated regions along major rivers in South Korea, particularly during the Changma Break period(between late July and mid-August). There is no obvious increasing or decreasing trend in the annual total frequency of all categories of heat waves for the study period However, the maximum annual frequencies of HS days at each weather station were recorded mainly in the 1970s, while most of maximum frequency records of both the HW and the SHW at individual weather stations were observed in the 1990s. It is also revealed that when heat waves occur in South Korea high humidity as well as high temperature contributes to increasing the heat wave intensity by $4.3-9.5^{\circ}C$. These results provide a useful basis to help develop a heat wave warning system appropriate to Korea.

A study on the process of spatial reduction of cotton culture in Korea since 1945 (해방 이후 우리나라 면작농업 소멸의 지역적 전개과정)

  • ;Kim, Kihyuk
    • Journal of the Korean Geographical Society
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    • v.29 no.3
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    • pp.318-339
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    • 1994
  • U.S. had given large amount of cotton to Korea as food aid program since 1945. This cotton aid had negative impact on cotton culture in Korean agriculture. Korean government used counterparts funds (sale proceeds of food aid) not for investment to agriculture sector, but for military budgets. And food aid on program type had influenced general economic policies, which neglected agricultural sector too. Anti-agricultural policy which was helped by U.S. food aid, had caused cotton cultivator an economic loss. So this economic loss had made many farmers abandon cotton culture. But in our times, cotton is cultivated for the purpose of domestic consumption in a few rural villages. The purposes of this study are 1) to analyze the process of spatial reduction of cotton culture since 1945 in regional contexts in Korea, and 2) to identify the function and meaning of cotton culture which does not pay off in agricultural region. Materials for acreage of cotton culture are acquired through the agricultural statistical year book(1952-1989) and census. To clarify the meanings of cotton culture, field survey are conducted in a rural village which is identified as only one where cotton was cultivated in 1993. In these contexts, this study has come to the following conclusions. In the period of under the rule of Japanese Imperialism (1910-1945), G. arboreum, species of cotton which was traditionally cultivated since 1364, had been driven out. And G. hirustun species, which is suitable for the production of highly qualified textile, has been hierarchically diffused by policy. In these period, regional structure of Korean agriculture was reorganized for the provision with food to Japan. Crops leading this dependent spatial structure were rice and cotton. So agricultural region, specialized with cotton, were distributed in the hinterland of the area which is specialized with rice. U.S. cotton aid to Korea began in 1947. U.S. took an interest in agricultural export because of her domestic surplus of cotton. Cotton aid is one mechanism by which U.S government developed agricultural market in recipient countries, Specially in the exchange rates, up-valuation of won to the U.S. dollars made domestic cotton more expensive than cotton imported, Production cost of domestic cotton is higher than Government's purchasing price of cotton which was also more expensive than price of cotton imported. Korean farmer could not help abandoning the cultivation of cotton, and this gave rise to spatial reduction of cotton culture. Spatially, cotton culture was abandoned in early stage of reduction in regions where stand at a disadvantage climatically, and in next stage in regions where other up-land crops which paid off in urban market, eg, fruits, could be cultivated. In the stage of extinction, cotton was cultivated only in area where G. hirustun species was originated in Korean peninsula. This region is not only suitable climatically for cotton culture, but is far away from urban market. Use of cotton produced is not for spinning, but for fillings of comforter. The main purpose of cotton culture in rural village is not for cotton yields, but for increase of production of seasame, which is grown together with cotton as mixed crops. Cotton product are used for domestic consumption and sold out to gin house. Though cotton culture is not paid off, farmer wanted to cultivate continuously for the cultural purpose, and they wanted the cotton culture promotion policy with the goverment subsidy.

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The implication of capital restructuring on urban development : Chicago politics as the local contingent facter for urban restructuring (자본재구조화가 도시발달에 미치 는 영향:시카고 정치와 재개발사업을 사례로)

  • Koh, Tae Kyung
    • Journal of the Korean Geographical Society
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    • v.29 no.4
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    • pp.420-437
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    • 1994
  • The starting point of the research is the relation between capital restructuring and urban restructuring. The economic restructuring, which has been caused by the economic crisis in the early 1970s in the United States has brought a spatial restructuring at different geographic scales. The degree of the success of urban restructuring is contingent to the local economic and political environments. The local contingent factor such as local politics should not be neglected for investigating the restructuring process. Through the case study of Chicago, the research provides two inconsistencies in applying the structural approach to the local level: first, the lack of the theoretical link between crisis and restructuring; and second, the crucial importance of local politics in shaping urban development.

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A study on urban heat islands over the metropolitan Seoul area, using satellite images (원격탐사기법에 의한 도시열섬 연구)

  • ;Lee, Hyoun-Young
    • Journal of the Korean Geographical Society
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    • v.40
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    • pp.1-13
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    • 1989
  • The brightness temperature from NOAA AVHRR CH 4 images was examined for the metropolitan Seoul area, the capital city of Korea, to detect the characteristics of the urban heat island for this study. Surface data from 21 meteorological stations were compared with the brightness temperatures Through computer enhancement techniques, more than 20 heat islands could be recognized in South Korea, with 1 km spatii resolution at a scale of 1: 200, 00O(Fig. 3, 4 and 6). The result of the analysis of AVHRR CH 4 images over the metropolitan Seoul area can be summerized as follows (1) The pattern of brightness temperature distribution in the metropolitan Seoul area shows a relatively strong temperature contrast between urban and rural areas. There is some indication of the warm brightness temperature zone characterrizing built-up area including CBD, densely populated residential district and industrial zone. The cool brightness temperature is asociaed with the major hills such as Bukhan-san, Nam-san and Kwanak-san or with the major water bodies such as Han-gang, and reservoirs. Although the influence of the river and reservoirs is obvious in the brightness temperauture, that of small-scaled land use features such as parks in the cities is not features such as parks in the cities is not apperent. (2) One can find a linerar relationshop between the brightenss temperature and air temperature for 10 major cities, where the difference between two variables is larger in big cities. Though the coefficient value is 0.82, one can estimate that factors of the heat islands can not be explained only by the size of the cities. The magnitude of the horizontal brightness temperature differences between urban and rural area is found to be greater than that of horizontal air temperature difference in Korea. (3) Also one can find the high heat island intensity in some smaller cities such as Changwon(won(Tu-r=9.0$^{\circ}$C) and Po-hang(Tu-r==7.1$^{\circ}$~)T. he industrial location quotient of Chang-won is the second in the country and Po-hang the third. (4) A comparision of the enhanced thermal infrared imageries in 1986 and 1989, with the map at a scale of 1:200, 000 for the meotropolitan Seoul area showes the extent of possible urbanization changes. In the last three years, the heat islands have been extended in area. zone characterrizing built-up area including (5) Although the overall data base is small, the data in Fig. 3 suggest that brightness tempeautre could ge utilized for the study on the heat island characteristics. Satellite observations are required to study and monitor the impact of urban heat island on the climate and environment on global scale. This type of remote sensing provides a meams of monitoring the growth of urban and suburban aeas and its impact on the environment.

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