The Hindu, March 20, 2014
KOTTAYAM,
KOTTAYAM,
There has been a decline in the number of house sparrows
at the Kottayam market area where you can usually spot them in large
numbers, say recent surveys. However, one good thing is that efforts to
conserve these ubiquitous birds are under way here. According to Punnen
Kurian Venkadath, director, Tropical Institute of Ecological Studies
(TIES) and B. Sreekumar, president, Kottayam Nature Society, nearly 90
per cent of the nests provided to the traders in the market, have been
occupied by the sparrows. The two institutions have been holding regular
surveys on house sparrows and other common urban birds for the past
three years. According to them, one of the major reasons for the decline
in the population of sparrows is the high-rise buildings coming up in
the town. They say the buildings are not ‘sparrow-friendly’ since
building nests is a problem in these buildings.
The
recent findings that the radiation from mobile towers interferes not
only with their navigation system, but also affect the growth of their
embryo is a matter of concern, they say.
The
organisations will organise a special meeting on Thursday, the World
Sparrow Day, at the Kottayam municipal market and felicitate traders who
have been conserving the sparrows and other urban birds for years. New
nests would be distributed on the occasion, Dr. Punne Kurian said.
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