Submitted by Horror_in_Vacuum t3_zsqlpc in history
boredsittingonthebus t1_j1ba8n3 wrote
Reply to comment by Apocalypso-YouTube in How did the Romans manage to arm most of their soldiers with swords? by Horror_in_Vacuum
I have a feeling today's pollution is far, far worse.
Apocalypso-YouTube t1_j1bagpo wrote
That's very likely, but we also don't know exactly what extent it went to in past years.
Horror_in_Vacuum OP t1_j1bpuxe wrote
You can be pretty sure it never reached the levels we have today. It's a matter of population.
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