this post was submitted on 30 Aug 2025
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xkcd

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xkcd #3135: Sea Level

Title text:

They're up there with coral islands, lightning, and caterpillars turning into butterflies.

Transcript:

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Source: https://xkcd.com/3135/

explainxkcd for #3135

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[–] Deebster@infosec.pub 14 points 5 days ago (3 children)

the Gulf Coast is strange, has diurnal tides (twice a day)

Diurnal tides are once a day (semidiurnal is twice a day). By the Gulf Coast, I guess you must mean the Gulf of Mexico. I'm living on the other side of the world in the other diurnal region, so I assume our tides are synchronised!

[–] Tja@programming.dev 7 points 4 days ago

Gulf of America, you extreme left Antifa socialist!!1!one

[–] shalafi@lemmy.world 4 points 4 days ago

No idea how I got that backwards. I even looked it up before posting!

[–] Alcoholicorn@mander.xyz 2 points 4 days ago

Diurnal bros! Theres's dozens of us!