Reversible
For all of history, extinction meant gone. Past tense, permanent, the end of the sentence. That is about to stop being true, and most of conservation hasn’t updated for it.
We freeze tissue from the last individuals. We sequence the genomes of the already-dead from museum skins. We edit lost diversity back into inbred survivors — the genetic bottleneck that dooms a small population can now be reversed in a lab. In 2025 a company revived animals the headlines called dire wolves; argue about the label, but the capability behind it is real and compounding. The conservationists call a biobank a hospice. We call it a save point.
Nobody here thinks the lab replaces the prairie. The degrowth camp likes to put that strawman in our mouths. Habitat first, always. But habitat protection keeps losing politically, and while it loses, species vanish. Our argument is narrow: don’t let the perfect ecosystem be the enemy of the surviving genome. A frozen cell costs almost nothing and buys a future you can’t get back any other way.
The Mars-as-backup instinct people mock is the right instinct aimed at the wrong planet. The backup we actually need is biological, and it’s buildable now.
Where we concede ground: We’ll just bring it back
is already softening the urgency to protect what’s still alive. De-extinction can become an alibi.
What would change our mind: If revived or gene-rescued populations kept failing to survive in the wild a generation out.
Read the full synthesis: Is zero extinctions achievable, or is that hubris?