What's the issue with shooting it off to space? The risk that it might go bang on the way up and irradiate everywhere around the launch site? Pissing off aliens?
Hah. The low - but not that low given you'd need hundreds of rocket launches to get it all off world - chance of something going wrong resulting in the entire planet ending up uninhabitable.
What's the issue with shooting it off to space? The risk that it might go bang on the way up and irradiate everywhere around the launch site? Pissing off aliens?