Earth at night map in Nov. National Geographic

hi everyone,

two-sided wallchart in the November issue of National Geographic -- general map of the world and, on the reverse, a map of the Earth at night (see it and weep). Ireland looks a lot worse than I thought in terms of light pollution.

John

hi everyone,

two-sided wallchart in the November issue of National Geographic -- general map of the world and, on the reverse, a map of the Earth at night (see it and weep). Ireland looks a lot worse than I thought in terms of light pollution.

John

And getting worse. Assuming that light pollution grows at the same rate for the next 25 years as it has for the previous, we will ned up going from:



to



Cheers,
~Al