[ExI] Saliency Bias?

[AlgaeNymph]

BillK wrote:
>     As a side note, it's always struck me how people get more worked
> up about civilization being destroyed by grey goo or malevolent
> AI-bots or particle physics disasters, than they do about its
> destruction by completely non-hypothetical methods: say chopping down
> all the forests, filling the oceans with garbage and the atmosphere
> with billions of years' worth of accumulated carbon. Maybe the fact
> that the real dangers are (relatively) slow creates a false sense of
> security, or maybe the fact that they're real makes them less fun to
> worry about.
>   
So what examples do us transhumanists fall prey to?