• 제목/요약/키워드: Ecology

검색결과 14,068건 처리시간 0.035초

생태학의 새로운 분야로서 경관생태학의 발전과 역할 (Development and Roles of Landscape Ecology as An Emerging Opportunity for Ecology)

  • 홍선기;이창석
    • The Korean Journal of Ecology
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    • 제20권3호
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    • pp.217-227
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    • 1997
  • Landscape ecology is an emerging interdisciplinary ecology field to understand the holistic human and natural systems on the basis of concept and database obtained from pure ecology. Landscape ecology is an integrated ecology widely available for environmental science such as nature conservation and sustainable land-use planning. It is also a practical study as an applied ecology to restore and to manage local environment. Landscape ecological study is realized by embodiment of human disturbance system which is rigorously extending on natural system. Considering Korean status without landscape ecological studies, we briefly reviewed establishing process, study goal and methodology of landscape ecology as well as the related several concepts through current landscape ecological studies in the world. We hope that this paper will be helpful to ecologists having interest in landscape ecology.

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Analysis of Arthropod Communities in Sunflower-cultivated Fields to Develop Risk Assessment Guidelines for LMO Used for Environmental Remediation

  • Kim, Dong Eon;Kim, Dayeong;Ban, Young-Gyu;Lee, Minji;Lee, Heejo;Jo, Aram;Han, Sung Min;Lee, Jung Ro;Nam, Kyong-Hee
    • Proceedings of the National Institute of Ecology of the Republic of Korea
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    • 제2권2호
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    • pp.129-138
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    • 2021
  • Living modified organisms (LMOs) are managed by seven government agencies according to their use in South Korea. The Ministry of Environment is responsible for LMOs used for environmental remediation. This study aimed to develop guidelines for assessing potential risks posed by transgenic plants used for remediation to insect ecosystems by investigating arthropod communities in sunflower fields. A total of 2,350 insects and spiders belonging to 134 species of 10 orders and 71 families were collected from sunflower fields over four growth stages ranging from anthesis to seed maturity. At the R3 phase of flower-bud formation, Chironomidae sp. of a decomposer insect guild presented the highest density, while Apis mellifera of a pollinator guild was the most abundant in the R5.8 phase of flowering. During the R7 seed-filling phase and the R9 phase of seed maturity, herbivorous Pochazia shantungensis predominated. During the R9 phase, richness and diversity indices of arthropod communities were distinctly lower whereas their dominance indices were significantly higher than those at other phases. In addition, the composition of arthropod communities was strongly correlated not only with the sampling date, but also with the sampling method depending on the growth stage of sunflowers. Our results suggest that appropriate sampling timing and methods should be considered in advance and that long-term field trials that cover a variety of environmental conditions should be carried out to evaluate potential risks to insect ecosystems.

뉴에콜로지 패션에 관(關)한 연구(硏究) (A Study on the New Ecology Fashion)

  • 하민아;조규화
    • 패션비즈니스
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    • 제4권3호
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    • pp.15-33
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    • 2000
  • The purpose of this thesis is to suggest the new ecology fashion through the comprehensive approach to analyze the difference of characteristics between ecology fashion established before the early 1990's and new ecology fashion advented in the late 1990's and create the design inspired by the image of new ecology fashion. As a method of accomplishing this research, the articles and magazines related to the fashion were examained. Also internet was surfied for studying social and cultural background of new ecology and examining the trend of new ecology expressed at design at first. Through examining the fashion mode in the late 1990's related to the trend of new ecology, the characteristics of new ecology fashion have been devided by the fabric, color and detail and drown out three images of new ecology fashion. The cultural background of new ecology is advent of fusion, techno and zen culture in the late 1990's. The characteristics of new ecology fashion are as follows. As regards of the fabrics, It's been used naturalized synthetic fabrics such as lycra and tencel produced by the advanced technology as well as luxurious natural fabrics. As the aspect of colors, on the basis of neutral colors shown to the previous ecology fashion, the wide range of colors including the vivid colors has been presented sophisticatedly. The most evident characteristic of new ecology fashion is the increase of details, along with keeping the minimal style. According to this trend of new ecology fashion, three charicteristic images can be extracted ; the techno ecology, the modern ecology and the romantic ecology. As the megatrend sustained during the late 1990's, the trend of new ecology was the mainstream not only of the fashion but also of the human life style, and has the potential continued in the 2000's.

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환경복원에서 복원생태학, 경관생태학, 보전생물학의 역할 (The Roles of Restoration Ecology, Landscape Ecology and Conservation Biology to Restore the Environment)

  • 김명수
    • 한국환경복원기술학회지
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    • 제6권4호
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    • pp.17-23
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    • 2003
  • Restoration ecology is undergoing rapid growth as academic field over the last 15 years. The specification of goals for restoration projects is frequently described as the most important component of a project. The endeavor for universal development of goals for ecological restoration continues to generate many discussion and controversy. I discuss the importance of restoration goals and diverse roots of restoration ecology, and show how the complex lineages within restoration ecology. I review the three major theme that currently are used to develop the restoration goals : restoration of species, restoration of whole ecosystem or landscapes, and the restoration of ecosystem services. Restoration ecology, landscape ecology and conservation biology share goals to conserve biodiversity, but differ in focus of approach. I review the differences among three fields. Conservation biology has been more zoological, more descriptive, and theoretical, and more emphasized the population and genetic research. However, restoration ecology has been more plant ecological, more experimental, and emphasized the community and plant succession. Landscape ecology has emphasized the interaction of ecosystem and dispersal among populations. I suggest the integration of restoration ecology, landscape ecology and conservation biology. For example, conservation biology will contribute to the preservation of original habitats by population study, restoration ecology will contribute to regenerate damaged ecosystem and ex situ preservation, and landscape ecology will contribute to restoration of population and landscape.

Unrecorded Soil Fungi Isolated from the Dokdo, Korea

  • Eo, Ju-Kyeong;Park, Eunsu;Choi, Jae-Wook;Shin, Hyun-Chul;Choi, Seung-Se;Park, So-Yeon
    • Proceedings of the National Institute of Ecology of the Republic of Korea
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    • 제3권3호
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    • pp.172-177
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    • 2022
  • Two unrecorded fungi, Diaporthe perseae and Fusarium falciforme, were isolated from soil sampled from Dokdo in Korea. There have been many reports of Diaporthe sp. and Fusarium sp. in mainland Korea but none of them have reported in Dokdo so far. We used the morphological features and two molecular markers including the internal transcribed spacer and translation elongation factor 1-α region to compare and analyze these species with the closely related taxa. As a result, we confirmed that these fungi were unrecorded soil fungi in Korea. Then, the cultural and morphological characteristics such as the conidia of these two fungal species could be clarified. These results are expected to help us to understand the distribution of fungi in Dokdo and manage the Dokdo Island Natural Reserve.

선(禪)생태학관점에서 본 전통사찰의 공간조형개념 연구 - 조선시대 선(禪)적 특성이 두드러진 전각을 중심으로 - (A Study on the Space Formative Concepts of Traditional Temple viewed in the Seon Ecology - Focused on Traditional Seon Buddhist Temple of Joseon Dynasty -)

  • 이고은;김개천
    • 한국실내디자인학회논문집
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    • 제22권6호
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    • pp.58-67
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    • 2013
  • Since environmental pollution emerges as an important issue, integration of academic discipline has been accomplished for development of environmental ethics. Combination of Buddhism and Ecology is the instance of this background. The background of this research is the assumption that from Seon Ecology standpoint, Buddhist temple would define conception of Seon Ecology specifically. The study based on advanced study about Seon Ecology, the peculiarity of Seon Ecology was dependent originations, order, the nature of Buddha, moderation, and impersonated nature. In addition, this study researched how these peculiarity has relation with traditional temples. This attempt has a significance in that finding a new approach of interpreting traditional temple and possibility of Seon Ecology Seon Ecology space formative concepts of traditional temple is cyclical allness, transitory balance, Denial of perfection and natural void characteristics from Seon Ecological studies. This study examined how characteristic of Seon Ecology is reflected in traditional temple, through analyzing Buseoksa-Anyangru, Bongjeongsa-Yeonsanam, Seonamsa simgeomdang, Songgwangsa woohwagak, Hwaamsa woohwaru which have remarkable characteristic of selection using above space formative concepts. traditional temple was filled with life coexisted with dynamics, independence, and equality within interrelationship between nature and architecture.

고등학생의 대학 생활과학전공 진로탐색 프로그램 개발을 위한 교육요구 조사: 전문가 및 고등학생을 대상으로 (Educational Needs for the Development of a Career Exploration Program for Human Ecology Majors for High School Students: A Survey Targeting Experts and High School Students)

  • 김경아;성지현;주수언;김승민;박소현;임지영
    • Human Ecology Research
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    • 제60권4호
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    • pp.609-623
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    • 2022
  • As human life and welfare become more valued in the Fourth Industrial Revolution era, the role and mission of human ecology are expanding. Therefore, a career exploration and education program for high school students covering all the academic fields of human ecology may be necessary. To investigate what would be needed to develop such a program, a focus group interview (FGI) targeting experts within the same field and a survey targeting high school students were conducted. As a result of the FGI, a total of 3 categories and 7 subcategories were identified. The three categories included "human ecology and high school education," "human ecology and career choices," and "education program development and management in human ecology." The results of the high schoolers' survey showed that they had a moderate level of awareness about careers related to human ecology majors, but their interests and known information about human ecology programs in universities were low. Within the sub-content of each major, the contents with the highest educational needs were fashion product management, nutrition by disease, housing market analysis, personal financial management, and children's rights and welfare. If a career exploration and education program is implemented in the future, the most preferred type is a mentoring program by professors, students, and graduates in the field of human ecology. In conclusion, it is necessary to develop and implement an integrative education program about human ecology majors based on the educational needs of high school students.

Multiplex PCR 방법을 이용한 국내 승인 5개 LM 유채의 검출법 개발 (Development of multiplex PCR-based detection method for five approved LM canola events in Korea)

  • 조범호;이중로;최원균;문정찬;신수영;엄순재;설민아;김일룡;송해룡
    • Journal of Plant Biotechnology
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    • 제42권2호
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    • pp.117-122
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    • 2015
  • 캐놀라(canola)는 식용유 및 바이오 에너지 생산을 위해 전 세계적으로 널리 재배되는 작물이다. 캐놀라의 수요가 증가하면서 유전자변형 캐놀라에 대한 중요성이 높아짐에 따라 LM 캐놀라 재배면적이 해마다 증가하고 있다. 국내에서는 상업적으로 활용되는 캐놀라를 100% 전량 수입에 의존하고 있으며, 이에 따라 비의도적으로 유출 가능성이 있는 수입 LM 캐놀라의 안전관리 및 생태계 위해성 평가가 요구된다. 본 연구에서는 국내 수입 승인 유통 LM 캐놀라 5개 이벤트(Topas 19/2, Rf3, Ms8, RT73, T45)의 명확한 검출을 위한 동시증폭 검출법(multiplex PCR)을 확립하고자 하였다. PCR 반응 조건은 5개 LM 이벤트가 동시에 명확히 검출되는 최적 primer 농도 및 반응 조건을 통해 Topas 19/2 (95 bp), Rf3 (139 bp), Ms8 (250 bp), RT73 (317 bp), T45 (378 bp)의 서로 다른 생성물 크기로 명확히 구분되도록 하였다. 최적 primer 농도는 반응액 최종농도 0.3~1.0 pmol로 primer 쌍 마다 각각 다른 cocktail을 만들었고, PCR 반응 조건은 $95^{\circ}C$ 5분 반응 후, $95^{\circ}C$ 15초, $55^{\circ}C$ 20초 20회 반응하고, 다시 $95^{\circ}C$ 15초, $60^{\circ}C$ 20초 20 회 반응하였을 때 최적 검출이 이루어졌다. 본 연구의 결과로 제시된 multiplex PCR 검출 조건은 국내 수입 유통 LM 캐놀라의 자연환경 모니터링을 위한 검출에 있어 소요되는 연구인력, 비용 및 시간을 보다 효율적으로 개선할 수 있을 것으로 사료된다.

국내 승인 유전자변형 작물의 검출 기법 확립 (Establishment of detection methods for approved LMO in Korea)

  • 설민아;이중로;최원균;조범호;문정찬;신수영;엄순재;김일룡;송해룡
    • Journal of Plant Biotechnology
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    • 제42권3호
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    • pp.196-203
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    • 2015
  • 2008년 이후 꾸준히 유전자변형생물체의 수입 승인이 증가하여 2015년 2월 기준 국내 131개의 이벤트가 식용, 사료용, 가공용으로 수입 및 유통 중이다. LMO의 비의도적 자연 생태계 유출을 파악하기 위해 선행되어야 하는 것은 명확한 LMO 도입유전자 검출 기법의 개발이며, 본 연구를 통해 2014년 7개 이벤트에 대한 도입유전자 검출 기법을 확립하였다. 현재까지 확보된 유전자 분석기법은 40개이며 이는 국내도입 LMO의 80%를 검출할 수 있는 과학적 근거를 제공할 것이다(Lee et al. 2015). LMO 자연환경 모니터링 및 사후관리 연구를 위해 단일이벤트를 검출할 수 있는 기법 연구는 앞으로 계속 수행할 계획이다.

Distribution and current vegetation of Cakile edentula, an invasive alien species in Korea

  • Ryu, Tae-Bok;Choi, Dong-Hui;Kim, Deokki;Lee, Jung-Hyo;Lee, Do-Hun;Kim, Nam-Young
    • Journal of Ecology and Environment
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    • 제42권3호
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    • pp.120-127
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    • 2018
  • Background: Cakile edentula (Bigelow) Hook. is a successful invader that has been propagating globally. In Korea, Cakile edentula was found in 2008 for the first time, in the east coast of Korean peninsula. Based on site surveys conducted thereafter, Cakile edentula has propagated in the east coast from Goseong to Jeongdongjin, Gangneung and in the west coast of city of Hwaseong of Gyeonggi-do Province, and Taeangun County of Chungcheongnam-do Province. Results: Cakile edentula has infiltrated into four different vegetation communities (syntaxa) (Calystegio soldanellaeSalsoletum komarovii Ohba, Miyawakiet Tx.1967; Elymo-caricetum Kobomugi Miyawaki 1967; Carex pumila; and Calystegia soldanella) belonging to phytosociological classes of saltwort (barilla) and coastal glehnia. Cakile edentula competes with dominant species such as the saltwort (barilla) and beach morning glory, causing qualitative changes in species composition. It also affects local ecosystems through its competition with indigenous species, causing destruction of the traditional landscape. Conclusions: However, competition of Cakile edentula with indigenous species and the resulting replacement of such species are limitedly reported. Potential competitors with Cakile edentula have not been found yet. In Northeast Asia, qualitative changes realized in local ecosystems due to invasion of Cakile edentula are significantly noticeable. These necessitate proper controls for this invasive alien species to protect and preserve coastal dune areas.