???(ELF) ???? ????

1
???(ELF) ????????
???????(precautionary principle)

• ??? (Ayo)
• ?????? ??????? ??
• ?????? ??
• e-mail Japalura_at_hotmail.com

????????????????? 2008?8?18?(?) 1000 am ?????1?
???
2
????
3
The danger lies in the molecules of DNA being
altered by free radicals (???) , thereby
producing mutation. Such changes in DNA can
result in a variety of damage to the body
(including cancers(??)), or if the change occurs
in the DNA of a gamete, the result can produce
abnormal offspring (????).
4
????
5
ELF ???
6
ELF????????

• ???
• ?????????????
• ???????????,??????????
• ??(stress)??????????????????????
• ???????????????????,?????????????(????????)
• Window (??) ??????,????,????,????,????????

7
????????
?
8
?
??????????????
9
ELF ?????????

• ??????????????????????.??
• ????????????????????????????
• ????????????

10
???????????
??

• ????????????
• ??????????,345 KV ? 161 KV???????????(??70?????)?
  
• ??????72??????,????5???????
• ??
• ?? 161 KV? 345 KV,??72????????????9.7 mG (?? 0.4
  61.6 mG) ? 6.0 mG (??0.6 30.3 mG)

11
???????????
??

• Ahlbom, et. Al (2000)?????,?????????0.5 16
  mG??,????????????????
• ????,???????345KV?161KV??70???,???????????????8.42
  ??6.78??
• ??????? 0.4 61.6 mG,?????? 16
  mG???????????????????
• ?????????????(International Agency for Research
  on Cancer, IARC)???,0-14???????????? 3 4
  mG??,???????????????,????1 mG???2??

12
??
?5. ?????????????????????(mG)?
13
?????????
??

• ? 1 mG?????,??????????? gt 70???(???? gt 100??)
• ? 3 mG???,
• ?????????,?? gt 70??
• ??????,??? gt 41??
• ???????

14
?????,???????!

• ??????????????????
• ????????????????????????????,??????????????????,??
  ???????????????????????,??????
• ??DDT ???

15
DDT ????

• DDT Dichloro-Dipheny-Trichloroethane
• ??-??-????
• DDT??????
• ???????1874?
• ?1939?,????????? (Paul Muller)
• ?????????1940?????
• 1948? Paul Muller ???1939??????????????

16
Fig. 2. DDT gets praise from an advertisement in
the June 30, 1947, issue of Time.
17
DDT??????

• 1947??,DDT??????????
• 1957?,???????DDT?????,???????
• 1962?,Rachel Carson ?Silent Spring
• 1963?5?,????????????DDT????????
• 1967?,DDT??????????
• 1972?6?14?,???9,312?(??125?????)???,??350???????,?
  ?????????,?????

18
??????,?????

• ???? (Precautionary principle)
• ???????????
• ????
• ??????
• ??????
• ??????

19
????????? vs. ??

• ?????????????,????????????????
• ????,?????,?????????,??????????????????
• ??,????????????,????????,???????????
• ????????,?????????????
• Precautionary principle (????)

20
??????

• ?????,
• ?????????????????(?????,????,???????) ????,
• ??????????,??????????
• Precautionary principle (????)

21
???????????

• ???????????????????????????(uncertainty)??????,???
  ????????
• ?1990??,?????????????,?????????????????(uncertaint
  y)???????,?????????????
• ???????,???????
• Precautionary principle (????)

22

• ???(ELF) ????????
• ???????(precautionary principle)

Japalura_at_hotmail.com Ayo ???
http//mail.nutn.edu.tw/hycheng/
?????? ??????? ???????