| Power lines
rewire avian hormone
Electromagnetic
fields associated with electric-power transmission lines can subtly
affect the production of melatonin in birds, potentially resetting their
biological clocks.
References:
Fernie, K.J.,
D.M. Bird, and D, Petitclerc. 1999. Effects of electromagnetic fields
on photophasic circulating melatonin levels in American kestrels. Environmental
Health Perspectives 107(November):901.
Further Readings:
Raloff, J. 1998.
Does light have a dark side? Science News 154(Oct. 17):252.
______. 1998. Jury
is still out on EMFs and cancer. Science News 154(Aug. 22):127.
______. 1998.
Electromagnetic fields may trigger enzymes. Science News 153(Feb.
21):119.
______. 1998. EMF’s biological influences.
Science News 153(Jan. 10):29.
______. 1995.
Physicists offer reassurances on EMF. Science News 147(May
20):308.
Sources:
Kimberly J.
Fernie
McGill University
Natural Resource Sciences
21111 Lakeshore Road
Ste. Ann de Bellevue
Quebec H9X 3V9
Canada
From Science
News, Vol. 156, No. 21, November 20, 1999, p. 329. Copyright ©
1999, Science Service. |