University of Southern California, who released his preliminary results from a case control study
of 232 young Leukemia victims. The results implied that leukemia reasons are co-related to
electromagnetic field (EMF) exposures and that they are not dependant on how exposure is
estimated.
- In an article from Electronics world & wireless world, February 1990 entitled ‘Killing Fields’,
the author has discussed and produced a large number of case studies from which it was observed
that at least there was a two-fold increase in adult leukemia link to fields that if one accepts a
casual link to power line electromagnetic fields as much as 10-15% of all childhood cancer cases
might be attributed to such fields. There has been a growing concern and research in the US and
seven American states have adopted rights of way, but no such step has been taken in UK. The
case studies showed that: -
“Among recent residential studies, GD Dr. Stephen Perry published correlation between
the magnetic field exposure of people living in multi-storey blocks (or nine storey or
more). Wolverhamption with the incidence of heart disease and depression. Magnetic
field strengths measured in all 43 blocks with a sing rising cable showed very
significantly higher readings (p.0.0002) in those apartments categorised as ‘near’ the
cable, averaging 0.315T (highest; 0.377T) against 0.161T (lowest : 0.148T) in the
‘distant ‘apartments. In line with these measures, significantly more ‘... myocardial
infraction, hypertension, isshaemic heart disease and depression...’ was reported in those
living near the cable.” Other articles in the same magazine were entitled “Killing Fields,
the epidemiological evidence” and Killing Fields, the Politics” in which the suggestion
was made a moratorium should be placed on all new buildings or routing of power lines
which causes 50 Hz fields in houses to exceed every cautiously set limit”.In an information sent by Mark Chernaik, Environmental Law US to Brig. (Rtd.) Muhammad
Yasin, Projects Coordinator, sustainable development Policy Institute (SDPI), it is stated that
“when electric current passes through high voltage transmission lines (HVTLs), it produces
electric and magnetic fields. Although both can affect biological systems, the greatest concern is
the health impacts of magnetic fields. A magnetic field can be either static or fluctuating.
Magnetic fields from HVTLs fluctuate because the electric currents within HVTLs are alternating
currents 9AC) which reverse direction 50 to 60 times per second (50 to 60 Hz). Magnetic fields
pass nearly unimpeded through building materials and earth”. It refers to four recent
epidemiological studies which show that the people exposed to relatively strong static and
fluctuating magnetic fields have higher rates of leukemia as compared to general population. It
gives the figures that the rate of leukemia was higher in over 1,700,000 children who lived within
300metres of HVTLs in Sweden from 1960-85. Children who were exposed to fluctuating
magnetic fields greater than 0.20 Ut were 2.7 more times likely to have contracted leukemia and
children who were exposed to greater than 0.3Ut were 3.08 times more likely to have contracted
leukemia than other children (Reference: Feychting, M.& Anlbon.A (October 1993) “Magnetic
Fields and Cancer in children Residing in Swedish Higher Voltage Power Lines”. American
Journal of Epidemiology, Bol. 138,p.467).
It also refers to an article “Childhood cancer in Relation to modified Residential wire code
Environmental Health perspectives, Vol.10, p.76-80 in which studies were carried out in respect
of cancer in children living in Denver area US and it was reported that children living in homes
within 20metres of HVTLs or primary distribution lines were 1.9 times more likely to have
contracted cancer in general land 2.8 times more likely to have contracted leukemia in particular
than children living in homes with relatively moderate or low exposure to magnetic fields.