The year is 2080, we solved the climate crisis, we solved the poverty crisis. You live in a pretty chill solarpunk utopia that is considerate, sustainably, just and generally safe. The few dangerous places out there are clearly labelled.
Choose one of those signs and explain why it is displayed where it is.
EDIT: for some reasons up/downvotes do not work for me here. Is anyone having similar problems?
The United Nations military makes their final push to destroy the Indo-Soviet Federation’s last stronghold on Mars.
As UN autonomous airships enter orbit, bay doors slide open to release thousands of cargo containers bearing a single warning sign:
SELF-REPLICATING DEVICE.