Can Future People Have Moral Claims on Us?

Suppose there are two ways to dispose of waste today. The cheaper option will contaminate groundwater decades from now, while the more expensive option avoids that outcome. It seems wrong to choose the first merely because those affected have not yet been born. Yet identifying exactly who is wronged is not simple.

Derek Parfit developed this difficulty in Reasons and Persons as the “nonidentity problem”. Long-term policies alter employment, migration, meetings and the timing of conception, so different people may eventually exist. Someone born after the polluting policy may not be able to say, “Without that decision, I would have been better off”, because under the alternative policy that particular person might never have existed. If harm must make an already specified individual worse off than they otherwise would have been, the wrong becomes hard to locate.

This does not show that future generations lack moral standing. It shows that individual before-and-after comparison is insufficient. Contemporary accounts of intergenerational justice also appeal to basic living conditions, fair inheritance, and the wrongness of shifting serious avoidable risks onto people who had no part in the decision. How competing theories should value future populations remains disputed, and Parfit did not leave an uncontested complete solution.

My view is that future people cannot speak now, but they will inhabit conditions we shape. We may not know who they will be, yet we can still judge whether a choice transfers a grave, avoidable burden into the future. The bearer of the burden need not be identified before the reason for responsibility exists.

https://plato.stanford.edu/entries/nonidentity-problem/
https://plato.stanford.edu/entries/justice-intergenerational/