Assessment of Vulnerability to Drought Disaster in Agricultural Reservoirs in South Korea
Abstract
:1. Introduction
2. Study Area
3. Data and Methodology
3.1. Meteorological Data
3.2. Agricultural Reservoir Data
3.3. Social Data
3.4. Adaptability Data
3.5. Vulnerability Assessment Method
4. Results and Discussion
4.1. Standardization and AHP Weight
4.2. Region-Based Agricultural Drought Vulnerability Assessment
4.3. Mapping of Agricultural Drought Vulnerabilities
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Category | Abbreviation | Details |
---|---|---|
Meteorological data | MD01 | Monthly precipitation |
MD02 | Number of days without precipitation | |
MD03 | Number of days having a high temperature over 33 °C |
Category | Abbreviation | Details |
---|---|---|
Agricultural reservoir data | RD01 | Number of days in which the water reserve rate was below the drought warning level of interest |
RD02 | End-of-month water reserve ratio | |
RD03 | Reservoir water level reduction ratio | |
RD04 | Watershed ratio | |
RD05 | Effective storage reserve per unit area | |
RD06 | Irrigated paddy field |
Category | Abbreviation | Details |
---|---|---|
Social data | SD01 | Agricultural population ratio |
SD02 | Rice paddy ratio | |
SD03 | Paddy water dry area |
Category | Abbreviation | Details |
---|---|---|
Adaptability data | AD01 | Assistance waterworks |
AD02 | Pumped storage |
Category | Weight | Classification | Abbreviation | Weight |
---|---|---|---|---|
Meteorological data | 0.498 | Monthly precipitation | MD01 | 0.54 |
Number of days without precipitation | MD02 | 0.35 | ||
Number of days having a high temperature over 33 °C | MD03 | 0.11 | ||
Agricultural reservoir data | 0.286 | Number of days in which the water reserve rate was below the drought warning level of interest | RD01 | 0.32 |
End-of-month water reserve ratio | RD02 | 0.25 | ||
Reservoir water level reduction ratio | RD03 | 0.15 | ||
Watershed ratio | RD04 | 0.13 | ||
Effective storage reserve per unit area | RD05 | 0.09 | ||
Irrigated paddy field | RD06 | 0.06 | ||
Social data | 0.166 | Agricultural population ratio | SD01 | 0.22 |
Rice paddy ratio | SD02 | 0.42 | ||
Paddy water dry area | SD03 | 0.36 | ||
Adaptability data | 0.05 | Assistance waterworks | AD01 | 0.79 |
Pumped storage | AD02 | 0.21 |
Meteorological | Agricultural Reservoir | Social | Adaptability | |||||
---|---|---|---|---|---|---|---|---|
Average | Standard | Average | Standard | Average | Standard | Average | Standard | |
GG | 69.80 (+) | 69.19 | 72.93 (−) | 75.26 | 89.31 (+) | 80.57 | 49.33 (−) | 59.27 |
GW | 71.56 (+) | 82.12 (+) | 88.86 (+) | 46.43 (−) | ||||
CB | 65.25 (−) | 77.07 (+) | 86.83 (+) | 60.95 (+) | ||||
CN | 57.96 (−) | 69.27 (−) | 71.50 (−) | 69.19 (+) | ||||
JB | 65.60 (−) | 74.38 (−) | 72.35 (−) | 66.91 (+) | ||||
JN | 73.09 (+) | 71.76 (−) | 72.41 (−) | 66.70 (+) | ||||
GB | 68.07 (−) | 78.40 (+) | 77.40 (−) | 64.71 (+) | ||||
GN | 73.87 (+) | 77.63 (+) | 81.80 (+) | 63.45 (+) |
Rate (%) | Low (D) | Moderate (C) | High (B) | Very High (A) | Blank |
---|---|---|---|---|---|
2015 | 24.55 | 17.94 | 15.57 | 18.56 | 2.34 |
2016 | 44.91 | 14.97 | 7.78 | 8.98 | 2.34 |
2017 | 29.34 | 24.55 | 16.77 | 5.99 | 2.34 |
2018 | 53.29 | 16.77 | 6.59 | 0.00 | 2.34 |
Total | 41.91 | 19.76 | 9.58 | 5.39 | 2.34 |
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Mun, Y.-S.; Nam, W.-H.; Jeon, M.-G.; Bang, N.-K.; Kim, T. Assessment of Vulnerability to Drought Disaster in Agricultural Reservoirs in South Korea. Atmosphere 2020, 11, 1244. https://doi.org/10.3390/atmos11111244
Mun Y-S, Nam W-H, Jeon M-G, Bang N-K, Kim T. Assessment of Vulnerability to Drought Disaster in Agricultural Reservoirs in South Korea. Atmosphere. 2020; 11(11):1244. https://doi.org/10.3390/atmos11111244
Chicago/Turabian StyleMun, Young-Sik, Won-Ho Nam, Min-Gi Jeon, Na-Kyoung Bang, and Taegon Kim. 2020. "Assessment of Vulnerability to Drought Disaster in Agricultural Reservoirs in South Korea" Atmosphere 11, no. 11: 1244. https://doi.org/10.3390/atmos11111244