Might end up killing a lot of birds.
Like your windmill blades killing thousands of eagles and hawks and your solar farms where birds are incinerated in mid-air?
Everything has to be looked at in terms of balancing out benefit and harm - all energy industries have a down side. I've never said otherwise. The problem is "you" won't look critically at "your" pet industries - fossil fuels. My personal feeling is we need to diversify, is that a bad thing?
Energy is more important then a fricking wall especially when border security can be attained by other high tech less damaging means.