• Title/Summary/Keyword: mountainous region

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The Distribution of Natural Disaster in Mountainous Region of Gangwon-do (강원도 산지지역의 자연재해 분포 특성)

  • Lee, Seung-Ho;Lee, Kyoung-Mi
    • Journal of the Korean Geographical Society
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    • v.43 no.6
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    • pp.843-857
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    • 2008
  • This study analyzed distribution of natural disaster and trend of related climatic elements in mountainous region of Gangwon-do. In mountainous region of Gangwon-do, there have been 27 natural disasters of which heavy rainfall have the leading cause for the last 5 years(16 times in 2003-2007). It has been 9 natural disasters in Jinbu-myeon Pyeongchang-gun, the most frequent area. The mountainous region has been larger natural damage than its surrounding regions and there has been more damage at higher altitudes. While the heavy rainfall have caused damage over the northwest of mountains, most typhoons have damaged southern part of mountains. Most mountainous region suffers from strong wind but damage by snow is small. In mountainous region of Gangwon-do, annual precipitation, intensity of precipitation and heavy rainfall days have been increasing since 2000 and this tendency is significant in its intensity. However, annual snowfall, snowfall days and heavy snowfall days have been clearly decreasing since 2000. In case heavy rainfall accompanies strong wind, the damages are larger in mountainous region of Gangwon-do. Therefore it is important to be prepared for heavy rainfall and strong wind.

The Distribution of Snowfall by Siberian High in the Honam Region - Emphasized on the Westward Region of the Noryung mountain ranges - (시베리아 고기압 확장시 호남 지방의 강설 분포 - 노령 산맥 서사면 지역을 중심으로 -)

  • 이승호;천재호
    • Journal of the Korean Geographical Society
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    • v.38 no.2
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    • pp.173-183
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    • 2003
  • This study aims to understand the patterns of spatial distribution of snowfall by Siberian High in the Honam region in Korea. In the Honam region, Siberian High induces snowfall dominantly. There is a huge amount of snowfall in the westward of the Noryung mountain ranges to the Wert coast in the Honam region affected by northwesterly wind directly from the Siberian High. The westward of the Noryung mountain ranges such as a heavy snowfall region has a various pattern of distribution of snowfall due to topography. The coast region has a large amount of snowfall by sea effect. And, snowfall amount is decreased from the coast to the inland plain. However, in front of mountain, snowfall is increase by reason of a forced ascending air to the mountain. In general the region where frequently appear a cumuliform cloud has a large amount of snowfall. A cumuliform cloud is frequent in the mountainous region in inland, the coast, and the inland plain in order Snowfall is intense in the coast and the mountainous region, and weak in the inland plain. In the mountainous region, a cumuliform cloud induced tv a forced ascending air by reason of topography generates snowfall mostly. This fact is the main difference with snowfall in the mountainous region and the coast region. In the result, in the Honam region, snowfall distribution and snowfall pattern are various, according to geographical climate factor such as sea and topography. The heavy snowfall region in the Honam region is divided into the coast region affected by sea effect and the mountainous region affected by topography effect.

An Assessment Method for Hazardous Region of Flash Flood in Mountainous Areas (산지유역의 돌발홍수 위험지역 평가기법)

  • Lee, Jung-Ho
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.11 no.11
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    • pp.4629-4634
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    • 2010
  • Most prevention efforts have been made for relatively large watersheds near to channel flow. However, as economical development and the expansion of leisure areas to mountainous region, human casualty by flash flood occurs frequently, requiring additional prevention activity. Therefore, to minimize the damage of human lives and property by flash flood, we develop a methodology to assess the risk of flash flood occurrence for mountainous areas considering various factors involving it. For accomplishing the task, we selected the assessment indexes such as the characteristics of region, rainfall and land in mountainous area. And considering the characteristics of these indexes, the assessment method was suggested to assess and select the reasonable points for flash flood warning system. The suggested method was applied to BongHwa region and the application process of this method was explained.

Ear and Kernel Characteristics of Korean Indigenous Maize Lines Collected in Pusan and Kyungnam (부산, 경남지역에서 수집된 한국 재래종 옥수수의 이삭 및 낟알의 특성)

  • 이인섭;박종옥
    • Journal of Life Science
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    • v.11 no.2
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    • pp.159-165
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    • 2001
  • In order to reserve abundant germplasm for breeding new corn varieties, major characteristics of ears and kernels were evaluated with a total of 210 Korean indigenous maize lines collected from various parts of Pusan City and Kynugnam Province, Korea The average ear length and ear diameter of indigenous maize lines collected was 12.52cm and 3.33 cm, respectively. The average ear weight of the maize lines was 63.70g. The ears collected from the north-west mountainous region were the heaviest, and The ears from the south coastal region were the lightest. The average kernel weight per ear was 50.54g, and the kernel weight per ear by region showed a tendency similar to the ear weight. The kernels of maize lines collected in the north-west mountainous region were the longest, and kernel width and thickness were the largest in the west plain region. 100 kernel weight and embryo weight the largest in the lines collected in the north-west mountainous region. The degree of pericarp thickness was the smallest in the lines collected in the south coastal region, and largest in the lines collected in the west plain region. Except for the correlation coefficient width and 100 kernel weight, all correlation coefficients between the characteristics of the lines showed highly significant differences.

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Comparison of the Village Groves between Youngnam and Honam Mountainous Settlement Region - Centered on Jinan and Hamyang Region - (영.호남 산간지역 정주생활권 마을숲의 비교 - 전북 진안군과 경남 함양군 지역을 사례로 -)

  • 박재철;정경숙;김영숙;장혜화
    • Journal of the Korean Institute of Landscape Architecture
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    • v.30 no.1
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    • pp.11-17
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    • 2002
  • This paper compares the difference between the village groves in the Jinan settlement region and the Hamyang settlment region in Honam and the Youngnam mountainous region. The results are as follows: Fifty-one village groves in the Jinan legion were found and 40 village groves were found in the Hamyang region. It was established that the village groves in the Jinan region of Honam province were conserved better than those of Hamyang region of Youngnam province. In the Jinan area, the village groves were principally found in the Jinan-eup and the Hamyang regions, primarily in Seosang-myun and Aneui-myun. So it was determined that the village groves were distributed inequitably in the two regions. In L / W ratio, the Jinan region is 3.6 and Hamyang region is 2.0 Jinan is 1.8 times greater than Hamyang. Therefore, it was concluded that Jinan is stronger than Hamyang in linear function of the village groves. Stone stooge for complementation function was found in 11 village groves in the Jinan region and 6 village groves in Hamyang. So the percentage of the remaining stone storage is 15-20 % of all village groves. Regarding grove makeup, the village gloves in Jinan region is deciduous forest principally. In contrast, the groves of Hamyang are principally coniferous forest. The dominant tree of the Jinan-gun region is Zelkova serrata, but in Hamyang it is Pinus densiflrora. By number, Hamyang region has two times the trees than Jinan region. In density of stand, the Hamyang region is 76.2% higher than Jinan region. In height and diameter of trees, the Jinan region is greater than the Hamyang region. It was identified that RSI of both region is 40%. So in density of trees, both region are sparse. This paper has a limit in ideiltiting the differences between Yolmg-nam ar\ulcorner Hnam village groves because comparative review only examined two regions.

Taebaek Mountainous Region as a Natural Unit (자연 지역으로서의 태백 산지)

  • Kee, Keun-Doh
    • Journal of the Korean association of regional geographers
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    • v.8 no.4
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    • pp.468-479
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    • 2002
  • This study attempts to characterize Taebaek mountainous region as a natural unit, relating to morphoclimatic milieu and landform development patterns of the mountains of each lithologic type. In the case of granitic mountains of Nothern parts of this region, the slopes presents more or less steep or irregular profile because of abundant microforms of exposed bedrocks and blocks. The development of such landscape is essentially due to differential weathering, associated with difference of joint density. In the case of gneissic mountains, the slopes are well regularized straight steep ones, due not only to generalized superficial weathering but also to massmovement of weathered materials. In the Middle parts of this region, especially in Taegwallyong area, with frequent alternations both of freezing-thawing and of snow accumulation-melting, the roles played by cryo-nival processes proved to be important in weathering of granite as well as in morpho-pedogenesis. In this area, weathered mantle, developed by cryogenic activity under humid condition of nival environment, covered almost all over the slopes. Although Southern parts of this region consist of limestone, on the mountainous volume, distribution of Karst forms are limited while predominate none karst forms such as cockpit type peaks, V-shaped type valleys dissecting steep slopes covered with thin deposits in thickness containing rock debris.

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Development of the spatiotemporal vulnerability assessment method for groundwater resources management at mountainous regions in Korea considering surface water-groundwater interactions (지표수-지하수 연계를 고려한 국내 내륙산간지역 시공간적 지하수자원 관리 취약성 평가 기법 개발)

  • Lee, Jae-Beom;Agossou, Amos;Kim, Geon;Yang, Jeong-Seok
    • Journal of Korea Water Resources Association
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    • v.54 no.10
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    • pp.807-817
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    • 2021
  • In this study, assessment of vulnerability in the management of spatio-temporal groundwater resources considering the surface waterground water interactions was conducted in administrative districts of mountainous regions in Korea. Mountainous regions were classified into four regions and spatial groundwater resources management vulnerability assessment criteria were selected to consider the surface water-ground water interactions. Paju in the central mountainous region, Gapyeongin the mountains region, Gurye in the southwestern mountainous region, and Yangsan in the southeastern mountainous region were selected as a result of the selection of vulnerable area for groundwater resources management. Assessment of the Monthly vulnerability to groundwater resource management due to changes in groundwater levels and infiltration was carried out in the selected areas. As a result of monthly vulnerability to groundwater resources management, December ~ Feburary was assessed as vulnerable to groundwater resource management. The results of this study are expected to contribute to the more efficient groundwater resource management measures by administrative district

Study for Planning and Guideline for Select the Reasonable Mountainous Light Rail Transit System (산악용 경전철의 계획 및 시스템 선정에 관한 고찰)

  • Lee, Duck-Young;Lee, An-Ho
    • Proceedings of the KSR Conference
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    • 2008.06a
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    • pp.1683-1688
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    • 2008
  • These days, in Korea, according to improving the standard living, people generally work 5 days a week and it results more leisure hours. On weekends or in specific season, travel to mountain region around the major city is much in demand, and, in case of public transportation, the demand exceeds the supply. So, people tend to go other places, even overseas, for their holidays. The situation in Korea reflects the needs for mountainous light rail transit system with the object of convenient and rapid transport of passengers. In this paper, the guideline for mountainous light rail transit planing is proposed, and the representative mountainous light rail transit system is analyzed to choose the proper mountainous light rail transit system which adapts the demand for transportation and the terrain in Korea.

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A Study on the Necessity of School Curriculum Development for Obesity Prevention in Students of Mountainous Region in the United States (미국 산악지역에 거주하는 학생들의 비만예방을 위한 학교교육과정 개발의 필요성)

  • Cho, Ki-Bum;Kim, Seung-Yong
    • Journal of the Korea Convergence Society
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    • v.9 no.4
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    • pp.387-395
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    • 2018
  • The purpose was to examine the association between healthy weight and physical activity, screen time, and nutrition based on community characteristics in mountainous region. The sample consisted 1,620 middle school students in West Virginia, the United States. A logistic regression and in-depth interview were conducted. Moderate to Vigorous Physical Activity and consumption of vegetables and fruits were associated with healthy weight, while screen time was not associated with healthy weight. Regional limitations may cause that students had too much exposure to screen time and should be minimized by using school facilities during weekend. In particular, schools need to provide regular health seminars and parents education to overcome regional isolation and slow internet speed. Therefore, it suggests the cooperation between schools and parents may be required in order for students to be healthy in mountainous region.

Research Progress on Leptotrombidium deliense

  • Lv, Yan;Guo, Xian-Guo;Jin, Dao-Chao
    • Parasites, Hosts and Diseases
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    • v.56 no.4
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    • pp.313-324
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    • 2018
  • This article reviews Leptotrombidium deliense, including its discovery and nomenclature, morphological features and identification, life cycle, ecology, relationship with diseases, chromosomes and artificial cultivation. The first record of L. deliense was early in 1922 by Walch. Under the genus Leptotrombidium, there are many sibling species similar to L. deliense, which makes it difficult to differentiate L. deliense from another sibling chigger mites, for example, L. rubellum. The life cycle of the mite (L. deliense) includes 7 stages: egg, deutovum (or prelarva), larva, nymphochrysalis, nymph, imagochrysalis and adult. The mite has a wide geographical distribution with low host specificity, and it often appears in different regions and habitats and on many species of hosts. As a vector species of chigger mite, L. deliense is of great importance in transmitting scrub typhus (tsutsugamushi disease) in many parts of the world, especially in tropical regions of Southeast Asia. The seasonal fluctuation of the mite population varies in different geographical regions. The mite has been successfully cultured in the laboratory, facilitating research on its chromosomes, biochemistry and molecular biology.