• Title/Summary/Keyword: SLAMM 모델

Search Result 2, Processing Time 0.015 seconds

A Study on the Eco-Environmental Change of Coastal Area by the Sea Level Rise (해수면 상승에 따른 해안지역 생태환경 변화)

  • Kim, Nam-Shin;Lee, Chang-Seok
    • Journal of the Korean Association of Geographic Information Studies
    • /
    • v.13 no.3
    • /
    • pp.53-63
    • /
    • 2010
  • The global sea level rise has an effect on eco-environmental change by the inundation and erosion in the coastal area. Forecasting model on the change of morpho-ecological environments by the sea level change will give us information for coastal area management by predicting environmental changes of the up-coming future. This research aimed to foresee eco-environmental changes by the sea level rise in coastal area. Prediction model used SLAMM model developed to forecast coastal changes by IPCC scenario. The model predicted centennial environmental changes in the mouth of Han river and Nakdong river, Suncheon and Hampyeung bay as case areas. To sum up the research findings, in the estuary of the Han river, tidal flat was gradually disappeared from the year 2075, scrubmarsh and saltmarsh belts were developed. In the Nakdong River estuary, scrubmarsh was decreased from the year 2025, tidal flat was deposited from the year 2050, and also, the Gimhae plain was partially inundated, and wetlands were formed. In the Hampyeung bay, saltmarsh was deposited in the year 2025, tidal flat expanded until 2050 was partially submerged after that time. Tidal flat of Suncheon bay was disappeared by the inundation after 2025, and saltmarsh was developed in the embayment.

Estimating theimpacts of sea level rise using geoprocessing and simulation modeling (지리정보시스템과 시뮬레이션 모델을 이용한 해면상승의 예측과 해안지형에 미치는 영향)

  • Lee, Jae K.;Kwon, Soon Shik
    • Journal of the Korean Geographical Society
    • /
    • v.28 no.4
    • /
    • pp.298-311
    • /
    • 1993
  • Simulation modeling was applied to predict the response of northeast Florida coastal wetlands to futrue sea levl rise due to global warming. Remote sensing and geographic information systems (GLS) were used to develop, manipulate, and synthesize input data, including land cover, digital elevation data, and site characteristics data. The SLAMM3 model evaluated this input data to predict responses of coastal wetlands and lowlands to inundation and erosion by sea level rise, and determined transfers from one habitat to another on a cell-by-cell basis. Significant changes were predicted from different scenarios of sea level rise: 0.5m, 1.0m, and 1.25m. The simulations indicated that 31.9 percent and 40.0 percent of wetlands within the study area would be lost with 1.0m and 1.25m sea level rise respectively, and a 6.5 percent loss with 0.5m rise.

  • PDF