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Nov 26, 2020
7:38:17am
Xenon Truly Addicted User
What drives the sharp line in light pollution?


So, it's not the Rockies and it's not the Mississippi ... BUT some where in between there is a strong line that stretches from border to border across a bunch of states.....

Any thoughts?
Xenon
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Xenon
Joined
Jan 24, 2003
Last login
Jan 18, 2021
Total posts
5,166 (2 FO)