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Hazards and risks

Mean

SD

1.Alcoholic beverages

2.67

0.81

2.Radiation therapy

2.78

0.75

3.Small-scale mining

2.28

0.89

4.Coal/oil fired power plant

2.76

0.77

5.Crime

3.11

0.85

6.Economic crisis

3.00

0.90

7.Hiking as sports

1.65

0¡¦69

8.Hunting as sports

1.83

0¡¦73

9.Boxing as sports

1.93

0.71

10.Basketball

1.71

0.68

11.Car racing

2.68

0.78

12.Hydroelectric power plants

2.55

0.95

13.Mercury

3.02

0.78

14.Motorcycles

2.44

0.66

15.Terrorism

3.54

0.76

16.Nuclear weapons

3.59

0.72

17.Bicycles

1.93

0.65

18.Flying as airline passenger

2.26

0.66

19.Herbicide

2.41

0.68

20.Pesticide

2.62

0.72

21.Motor vehicles

2.20

0.60

22.Coal mining

2.47

0.75

23.Commercial aviation

2.30

0.64

24.Tractors

1.89

0.70

25.Food preservatives

2.12

0.77

26.Food colouring

2.18

0.76

27.Genetically modified food

2.16

0.72

28.Antibiotics

2.06

0.79

29.Nuclear power plant

3.33

0.84

30.Railroads

2.28

0.76

31.Water/ship transport

2.27

0.71

32.Vaccination

1.79

0.73

33.Large scale mining

2.95

1.61

34.Open pit mining

2.92

0.96

35.Underground mining

2.79

0.92

36.Mineral processing

2.59

0.83

37.Mine tailings dams

2.69

0.82

38.Open pit excavations

2.83

0.85

39.Mined-out areas

2.85

0.84

40.Land slides

3.09

0.75

Note: 4-point scale (very risky: 40~not risky: 1)

 

 

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Countermeasures

Mean

SD

1.Local governments to conduct effective public information dissemination

3.24

0.76

2.Local governments to create other job opportunity for local residents

2.87

0.88

3.Minibg companies to employ local small-scale miners

2.92

0.84

4.Nationa1 government to create other job opportunity for local residents

2.79

1.01

5.Mining companies to educate on hazards and handling of mercury

2.98

0.91

6.Local communities to prevent small-scale miners from using mercury in their operations

2.53

1.03

7.Goverments to ban the use of mercury by small-scale miners

2.47

1.02

8.Natlonal govemment to tighten the regulations on small scale mining

2.37

1.00

9.LocalGovemment to tighten the regulations on small-scale mining

2.45

0.99

10.Govemment to introduce technological practices not to use mercury for small-scale mining

3.01

0.92

11.Goverment to regulate the importation of mercury to country

2.55

1.04

12.Government to ban the sale of mercury in small-scale mining communities

2.32

1.13

Note: 4-point scale (4: very effective¡Á1: not effective)

 

Âè3ɽ¡¡¥Ï¥¶¡¼¥É¥Ø¤Î´óÍ¿ÅÙ¤ÎɾÄê·ë²Ì.

Contribution

SSM

LSM

1.Subsisdence*,

2.90

3.76

2.Water source depletion*

2.98

3.92

3.Deforestation*

3.01

3.96

4.River siltation*

3.08

4.02

5.River pollution*

3.16

4.02

6.Removal of vegetation cover*

2.87

3.75

7.Accidents*

2.90

3.49

8.Air pollution*

2.82

3.57

9.Noise pollution*

2.67

3.63

10.Forest fires*

2.59

3.06

11.Lung related diseases*

2.91

3.42

12.Prostitution*

2.08

2.75

13.Crime*

2.54

3.01

14.Alcohol problem*

2.90

3.32

15.Gambling*

2.84

3.27

16.Tax evasion

2.65

2.84

17.Illegal trading

2.62

2.70

18.Child labor*

2.49

3.59

19.Labour exploitation*

2.60

3.64

20.Corruption*

2.52

2.89

21.Labour practice violation*

2.13

3.10

22.Unnecessary migration

2.85

3.03

23.Local/ethnic relation problem*

2.65

2.99

24.Land ownership issues/problems

3.02

3.22

Note: Mean ratings of evaluations of contribution. The greater the number is, the higher

the contribution is evaluated. SSM: small scale mining, LSM: large scale mining.

 

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Murao, S., Daisa, . E., Sera, K., Maglambayan, V. B. and Fut. at. sugawa, S.: PIXE measurement of human hairs from a small-scale mining site of the Philippines, Nucl. Instr. Meth. B189, 168-173 (2002)

Murao, S., Sera, K., Futatsugawa, S., Chen, B. and Sun, X: Trace element concentration of leaf and ash from a waste pond at Fankou mine, China, International Journal of PIXE 12, 53-60 (2002)

Murao, S., Futatsugawa, S., Sera, K. and Maglambayan, V. B.: Trace element analysis of tailings from an indigenous mining community, Benguet., Philippines, International Journal of PIXE 12, 61-69 (2002)

 

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Maglambayan, V. B., Murao, S. and Waza, T.: The use of GIS for environmental management of small-scale mining in Baguio district, Philippines, NIGS Res. Symp., Nov. 29, Quezon City (2001)

Murao, S., Chaparro Avila, E., Villas Boas, R. and Waza, T.: Gold Potential Maps for Environmental Management of Cambodia and Latin America, CD-ROM, AIST02-C00024 (2003)

 

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Tsuji, M.: Pb2+ separation from concentrated electrolyte solution by a cryptomelane-type manganic acid and titanium antimonic acid, Solvent Extr. Ion Exch. 19, 531-551 (2001)

Tsuji, M.: Se032--selective pi-opei-ties of inorganic materials synthesized by the soft.-chemical process; Solid State Ionics, 151, 385-392 (2002)

Tsuji, M: Evaluation and molecular-design of inorganic anion sieves, In: Fundamentals and Applications of Anion Separations (Bruce, A. Moyer and Raj P. Singh, editors), Kluwer Academic/Plenum Publishing Co. (in press)

 

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Sera, K, Futatsugawa, S. and Murao, S.: Quantitative analysis of untreated hair samples for  monitoring human exposure to heavy metals, Nucl. Instr. Meth. B189, 174-179 (2002)

Sera, K., Futasugawa, S., Murao, S. and Clemente, E.: Quantitative analysis of untreated nail samples for monitoring human exposure to heavy metals, International Journal of PIXE (in print)

Sera, K. , Terasaki , K., Murao, S., Futatsugawa, S. and Saitoh, Y.: A three-detector measuring system using a pure-Ge detector, International Journal of PIXE (in print)

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Kikkawa, T.: The effect of 'Plant Manager Game' on understanding of environmental problems among junior high school students. The International Simulation and Gaming Yearbook, 11, 127-130 (2003)