This story was originally published by Newsweek and is reproduced here as part of the Climate Desk collaboration.

As scientists model dire predictions of environmental disasters from human-caused climate change, and global political instability in our nuclear-tipped world revives the possibility of that Armageddon, the fantasy that we might someday be able to flee the wreckage and sustain ourselves on some ersatz Earth is increasingly appealing.

Unfortunately, attempts to create a suitable substitute habitat have not yet succeeded. As far as anyone knows now, Earth, abused and getting more damaged thanks to our unsustainable habits, really is all we got.