Hi Keith,
I saw this too.
Unlike the US, however, not many of our bats migratory, which are the type of
bats most impacted by wind turbines in that country. Therefore the anticipated
impact is considered to be smaller on most species. An exception is the
Southern Bent-wing Bat, which is the southern subspecies of the Common
Bent-wing Bat and is considered critically endangered following sharp declines
in its population size. This bat also migrates between summer maternity caves
on coastal Victoria and SA to winter roosting caves on a regular, yet poorly
understand, basis. In doing so they cross some prime wind farm prospecting
territory in Victoria's western districts. The impact of this is yet to be
known. Indeed the impact of wind farms generally on bats is still poorly known
given the size of microbats and, it seems, a lack of anticipation that they
might be impacted--the science is catching up!
An issue to watch I reckon,
Stuart
________________________________________
From: On
Behalf Of Keith Brandwood
Sent: Wednesday, December 01, 2010 10:50 AM
To: birdingaus
Subject: windfarms and bats
Hi everyone, on the PBS news hour yesterday which for those of you who don't
know is USA based news program featured daily at16-30 hrs on SBS 1 there was a
segment on Windfarms in Oregon. The disastrous news was that thousands of small
bats were being killed by the wind turbines.Death was caused not only by the
blades hitting the bats but the differential in air pressure caused by the
turbines caused blood vessels in the bats to rupture.Not very green energy
after all.
the beautiful Hawkesbury 60km N/W of Sydney
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