Are you aware that tens of thousands of endangered bats are killed every year just in Germany (by wind turbines)? It is an actual problem for that species.
Are you aware that wind turbines have detection systems for bird migrations and stop to avoid killing too many birds? If it was not an "actual problem", why would they spend money in actual solutions?
Are you aware of the context of this bat killing "problem"? it is almost entirely a problem for older, unregulated wind farms in Germany. The "problem" has a simple solution, which has been proven to work - stopping wind turbines when bats are known to be moving, for a total of about twenty minutes per day.
Are you aware that wind turbines have detection systems for bird migrations and stop to avoid killing too many birds? If it was not an "actual problem", why would they spend money in actual solutions?