“By contrast, no analogous mechanism ensures that an improvement in the welfare of one animal results in the improvements in the welfare of other animals.”
Do you count ensuring an animal who would have lived a net negative life never comes into existence as “an improvement in the welfare of one animal”? If so, it’s possible that an improvement in the welfare of one animal could result in improvements in the welfare of other animals by reducing greenhouse gas emissions. Climate change mitigation may also help animals living in the far future.
“By contrast, no analogous mechanism ensures that an improvement in the welfare of one animal results in the improvements in the welfare of other animals.”
Do you count ensuring an animal who would have lived a net negative life never comes into existence as “an improvement in the welfare of one animal”? If so, it’s possible that an improvement in the welfare of one animal could result in improvements in the welfare of other animals by reducing greenhouse gas emissions. Climate change mitigation may also help animals living in the far future.