Lago Bertrand Panorama

Lago Bertrand Panorama
The headwaters of the threatened Rio Baker

Thursday, August 23, 2007

Massive Off-Shore Wind Turbines Safe for Birds (via MIT Technology Review)

A new Danish infrared-activated camera system appears to have provided the first effective measurement of risk to birds from massive "wind farms." The data looks impressive with only one small bird impact measured in 100 days of observation (the concern was that the wind farm lies in the migration path of some large birds. Apparently, the birds either avoided the whole farm altogether or flew down the 500m wide corridors in between the rows of turbines. One would think that birds would be highly sensitive to wind currents and that birds would instinctively avoid the wind farms (as strange or unknown wind patterns).

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