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GIS- Based Predictive Model for Measure of Environmental Pollutant

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Academic year: 2021

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한국지역지리학회지

1. Introduction and Objective of the Study

GIS-Based Predictive Model for Measure of Environmental Pollutant

를 이용한 환경오염의 예측 모델 GIS

Abstract

Key Words

요약

주요어

(2)

2. Study Area

(3)

3. Data Description

1) DEM (Digital Elevation Model)

Fig 1. Neponset Watershed Stream Network

(4)

2) Land Use Data

Fig 2. 1:5000 DEM of Massachusetts Fig 3. Neponset Watershed Landuse Map

(5)

4. Methodology

1) Drainage System

Fig 4. A Drainage Basin

(6)

2) DEM Processing and Stream Network Generation Fig 5. Scales of representation of drainage

systems

Fig 6. Flow Direction Illustration

(7)

3) Watershed Modeling

Fig 7. Generated Stream Network

of Neponset Watershed

(8)

4) Water Sampling and CDOM Fluorescence Measurement

μ

5. Results and Discussions

1) Land Use Analysis

Fig 8. Neponset Watershed Sub-catchments

(9)

2) Average CDOM concentration from Different Landuses

Fig 9. Actual and Predicted CDOM Concentration

(10)

3) Load Analysis

4) Variability with Season

6. Conclusion

Fig 10. Actual and Predicted CDOM Load

(11)

References

(12)

수치

Fig 2. 1:5000 DEM of Massachusetts Fig 3. Neponset Watershed Landuse Map
Fig 4. A Drainage Basin
Fig 6. Flow Direction Illustration
Fig 7. Generated Stream Network of Neponset Watershed
+3

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