• Title/Summary/Keyword: Climate Change 2013

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The Present Status and Issues of Local Government Adaptation Plans for Climate Change: Focusing on the Health Sector (지자체 기후변화 적응대책의 현황과 과제 : 건강분야를 중심으로)

  • Lee, Jaehyung
    • Journal of Environmental Health Sciences
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    • v.43 no.2
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    • pp.111-121
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    • 2017
  • Objectives: In this study, an analysis was performed on local government adaptation plans for climate change focusing on the health sector. The limitations of past study results have been summarized and new research subjects for preparing for the advanced second period (2018-2022) of the local government adaptation plan for climate change have been suggested. Methods: First, a review of the literature related to vulnerability assessment and adaptation plans was performed. Next, a comparison among the 16 metropolitan governments' vulnerability assessment results and adaptation plans was made. Lastly, a classification of the adaptation policy and budgets to compare with their real budget amounts was performed. Results: The results show that there is a categorizing discrepancy between vulnerability assessment and adaptation policy. In addition, their adaptation budget amounts turned out to be too large in comparison with the actual budget amounts. Conclusion: The first period (2013-2017) local government adaptation plans for climate change had some limitations. This is because there was a rapid driving force for establishing adaptation plans under the green growth strategy in Korea. Now, we are confronting a risk of adaptation to climate change. By expanding this approach, the government would be able to set up a detailed policy to improve the plans during the second period.

TIPEX (Tropical Indo-Pacific water transport and ecosystem monitoring EXperiment) Program (태평양-인도양 해양순환 연구 프로그램)

  • Jeon, Dongchull;Kim, Eung;Shin, Chang Woong;Kim, Cheol-Ho;Kug, Jong Seong;Lee, Jae Hak;Lee, Youn-Ho;Kim, Suk Hyun
    • Ocean and Polar Research
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    • v.35 no.3
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    • pp.259-272
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    • 2013
  • One of the factors influencing the climate around Korea is the oceanic-atmospheric variability in the tropical region between the eastern Indian and the western Pacific Oceans. Lack of knowledge about the air-sea interaction in the tropical Indo-Pacific region continues to make it problematic forecasting the ocean climate in the East Asia. The 'Tropical Indo-Pacific water transport and ecosystem monitoring EXperiment (TIPEX)' is a program for monitoring the ocean circulation variability between Pacific and Indian Oceans and for improving the accuracy of future climate forecasting. The main goal of the TIPEX program is to quantify the climate and ocean circulation change between the Indian and the Pacific Oceans. The contents of the program are 1) to observe the mixing process of different water masses and water transport in the eastern Indian and the western Pacific, 2) to understand the large-scale oceanic-climatic variation including El Nino-Southern Oscillation (ENSO)/Warm Pool/Pacific Decadal Oscillation (PDO)/Indian Ocean Dipole (IOD), and 3) to monitor the biogeochemical processes, material flux, and biological changes due to the climate change. In order to effectively carry out the monitoring program, close international cooperation and the proper co-work sharing of tasks between China, Japan, Indonesia, and India as well as USA is required.

Change of Climatic Growing Season in Korea (한반도의 기후학적 식물생육기간의 변화)

  • Jung, Myung-Pyo;Shim, Kyo-Moon;Kim, Yongseok;Choi, In-Tae
    • Korean Journal of Environmental Agriculture
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    • v.34 no.3
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    • pp.192-195
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    • 2015
  • BACKGROUND: The growing season (GS) has been understood as a useful indicator for climate change due to high relationship with increasing temperature. Hear this study was conducted to examine changes in the thermal GS over South Korea from 1970 to 2013 based on daily mean air temperature for assessing the temporal and spatial variability in GS. METHODS AND RESULTS: Three GS parameters (starting date, ending date, and length) were determined at 19 stations throughout South Korea. The results show that the GS has been extended by 4.2 days/decade between 1970 and 2013 on average. The growing season start (GSS) has been advanced by 2.7 days/decade and the growing season end (GSE) has been delayed by 1.4 day/decade. Spatial variation in the GS parameters in Korea are shown. The GS parameters, especially GSS, of southeastern part of Korea have been changed more than that of northwestern part of Korea. The extension of GS may be more influenced on earlier onset in spring rather than later GSE. CONCLUSION: Under climate change scenarios, the GS will be more extended due to delayed GSE as well as advanced GSS. And These are more notable in the northeastern part of Korea.

Dynamic Climate Change Adaptation in Nomadic Lifestyle and its Implications (유목문화 기후변화 적응의 역동성과 그 함의)

  • Choi, Choongik
    • Journal of Environmental Policy
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    • v.12 no.3
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    • pp.73-96
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    • 2013
  • This aim is to explore the change of lifestyle caused by climate change and develop available adaptation policies against climate threats in Central Asia with the perspective of nomadism, which depends entirely on natural ecosystem. This article also attempts to pinpoint the dynamics between nomadic lifestyle and adaptation options for the resilience of nomadic community against climatic change threats. The adaptation options and opportunities as well as the impacts of land use change and nomadic pastoralists' lifestyle caused by climate change cannot be overemphasized. We suggest that nomadic lifestyle may aggravate the degree of vulnerability to climate change threats, whereas the capacity of nomad to successfully adapting to new environment in developing countries can be superior to that of settler lifestyle in one place in developed countries.

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Analysis of Methodologies for Prioritizing Climate Change Adaptation Measures (기후변화 적응대책 우선순위 선정을 위한 방법론 분석)

  • Chae, Yeora;Jo, Hyun-Ju
    • Journal of Environmental Policy
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    • v.12 no.4
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    • pp.23-44
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    • 2013
  • Climate change affects human and natural environment. Many countries, including Korea, are trying to develop climate change adaptation strategies to minimize adverse impacts of climate change. To deal with climate change efficiently, decisions have to be made among many options. The objectives of this paper is to analyzes methodologies for prioritizing climate change adaptation measures. Each methodology has strength and weakness and information requirements are differ. We find multi-criteria analysis is one of useful tools considering current level of understanding on climate change adaptation. We suggest climate change risks(timing, likelihood, intensity of climate change impacts), feasibility of policy (equity, main-streaming, democracy), effectiveness (economic effectiveness, co-benefits, propagation effects) of adaptation measures as main evaluation criteria of prioritization.

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Application of the WRF Model for Dynamical Downscaling of Climate Projections from the Community Earth System Model (CESM) (WRF V3.3 모형을 활용한 CESM 기후 모형의 역학적 상세화)

  • Seo, Jihyun;Shim, Changsub;Hong, Jiyoun;Kang, Sungdae;Moon, Nankyoung;Hwang, Yun Seop
    • Atmosphere
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    • v.23 no.3
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    • pp.347-356
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    • 2013
  • The climate projection with a high spatial resolution is required for the studies on regional climate changes. The Korea Meteorological Administration (KMA) has provided downscaled RCP (Representative Concentration Pathway) scenarios over Korea with 1 km spatial resolution. If there are additional climate projections produced by dynamically downscale, the quality of impacts and vulnerability assessments of Korea would be improved with uncertainty information. This technical note intends to instruct the methods to downscale the climate projections dynamically from the Community Earth System Model (CESM) to the Weather Research and Forecast (WRF) model. In particular, here we focus on the instruction to utilize CAM2WRF, a sub-program to link output of CESM to initial and boundary condition of WRF at Linux platform. We also provide the example of the dynamically downscaled results over Korean Peninsula with 50 km spatial resolution for August, 2020. This instruction can be helpful to utilize global scale climate scenarios for studying regional climate change over Korean peninsula with further validation and uncertainty/bias analysis.

The Impact Assessment of Climate Change on Design Flood in Mihochen basin based on the Representative Concentration Pathway Climate Change Scenario (RCP 기후변화시나리오를 이용한 기후변화가 미호천 유역의 설계홍수량에 미치는 영향평가)

  • Kim, Byung Sik;Ha, Sung Ryong
    • Journal of Wetlands Research
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    • v.15 no.1
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    • pp.105-114
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    • 2013
  • Recently, Due to Climate change, extreme rainfall occurs frequently. In many preceding studies, Because of extreme hydrological events changes, it is expected that peak flood Magnitude and frequency of drainage infrastructures changes. However, at present, probability rainfall in the drainage facilities design is assumed to Stationary which are not effected from climate change and long-term fluctuation. In the future, flood control safety standard should be reconsidered about the valid viewpoint. In this paper, in order to assess impact of climate change on drainage system, Future climate change information has been extracted from RCP 8.5 Climate Change Scenario for IPCC AR5, then estimated the design rainfall for various durations at return periods. Finally, the design flood estimated through the HEC-HMS Model which is being widely used in the practices, estimated the effect of climate change on the Design Flood of Mihochen basin. The results suggested that the Design Flood increase by climate change. Due to this, the Flood risk of Mihochen basin can be identified to increase comparing the present status.

Chronological Role of the Soil Research in Korea - Analysis of Research Reports on Soil from 1906 to 2012 -

  • Yun, Sun-Gang;Kwon, Soon-Ik;Hong, Seung-Chang;Kim, Min-Kyeong;Chae, Mi-Jin;Park, Chan-Won;Jung, Goo-Bok
    • Korean Journal of Soil Science and Fertilizer
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    • v.46 no.5
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    • pp.303-307
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    • 2013
  • Research reports on soil during the years from 1906 to 2012 have been analyzed to understand the role and pattern of soil research in agriculture. The number of research reports in relation with the key word of soils were 2,211 cases and classified in accordance with the criteria of research area, research subject, and research place of report papers. During the 40 years from 1906 to 1946, research work on soil chemistry was reached 62%, highest in the research area. In the case of research subject, research reports on soil fertility and soil nutrients was highest as 42.2%, and the next subject on soil salt and desalinization was about 19.5%. Research places were in the order of paddy as 34.1%, upland as 23.7%, and reclaimed soil as 22.5%. From 1953 to 2012 during 60 years, in the research area report papers were mainly concentrated on chemistry area as 32% and the next was physics as 26%, and environment as 12%. In the case of research subject during the same period, nutrient management report was reached 21.1%, and soil improvement on chemical and physical properties for optimum crop growth was 11.9%. Soil survey and data base establishment report was 8.6%. Research place were in the order of upland as 34.9%, paddy as 25.7%, and vinyl house as 12.5%, which showed reversed pattern compared to that of before 40 years.

Uncertainty of Simulated Paddy Rice Yield using LARS-WG Derived Climate Data in the Geumho River Basin, Korea (LARS-WG 기후자료를 이용한 금호강 유역 모의발생 벼 생산량의 불확실성)

  • Nkomozepi, Temba D.;Chung, Sang-Ok
    • Journal of The Korean Society of Agricultural Engineers
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    • v.55 no.4
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    • pp.55-63
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    • 2013
  • This study investigates the trends and uncertainty of the impacts of climate change on paddy rice production in the Geumho river basin. The Long Ashton Research Station stochastic Weather Generator (LARS-WG) was used to derive future climate data for the Geumho river basin from 15 General Circulation models (GCMs) for 3 Special Report on Emissions Scenarios (SRES) (A2, A1B and B1) included in the Intergovernmental Panel on Climate Change (IPCC) 4th assessment report. The Food and Agricultural Organization (FAO) AquaCrop, a water-driven crop model, was statistically calibrated for the 1982 to 2010 climate. The index of agreement (IoA), prediction efficiency ($R^2$), percent bias (PBIAS), root mean square error (RMSE) and a visual technique were used to evaluate the adjusted AquaCrop simulated yield values. The adjusted simulated yields showed RMSE, NSE, IoA and PBIAS of 0.40, 0.26, 0.76 and 0.59 respectively. The 5, 9 and 15 year central moving averages showed $R^2$ of 0.78, 0.90 and 0.96 respectively after adjustment. AquaCrop was run for the 2020s (2011-2030), 2050s (2046-2065) and 2090s (2080-2099). Climate change projections for Geumho river basin generally indicate a hotter and wetter future climate with maximum increase in the annual temperature of $4.5^{\circ}C$ in the 2090s A1B, as well as maximum increase in the rainfall of 45 % in the 2090s A2. The means (and ranges) of paddy rice yields are projected to increase by 21 % (17-25 %), 34 % (27-42 %) and 43 % (31-54 %) for the 2020s, 2050s and 2090s, respectively. The A1B shows the largest rice yield uncertainty in all time slices with standard deviation of 0.148, 0.189 and $0.173t{\cdot}ha^{-1}$ for the 2020s, 2050s and 2090s, respectively.