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How many birds are killed by windmills and other green energy projects?

10,000 Birds

However, in this post, I’d like to lay out the basic numbers as we pretend to know them about overall bird mortality, human related causes of mortality, and somewhere in there I’ll note that the number of birds that are killed by windmills is so small that it says “zero” on my pie chart. So keep that in mind.

Killing 274
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Are there so many birds that cats don’t matter?

10,000 Birds

If cats displace ferrets, then that probably means that birds are getting hit harder than rodents, and among birds, adult birds are getting hit harder than eggs or hatchlings. One of the projects I did was related to the famous Big Dig in Boston, the largest public works project ever carried out by human beings.

Cats 178
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Feral Cats Are An Invasive Species in North America (and elsewhere)

10,000 Birds

The plethora of approaches to the feral Cat problem is not an outcome of a diversity of great ideas; it is the ugly chimera of inappropriate compromise among biased and often poorly informed stakeholders. And for rodents and reptiles as well. We do know this: In areas where feral cat populations exist, they are often well established.