this post was submitted on 20 Sep 2023
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[–] Maultasche@feddit.de 17 points 2 years ago

Are those Calm Belts without hurricanes the reason it's so difficult to enter the Grand Line?

[–] StickBugged@lemm.ee 15 points 2 years ago (2 children)

Does anyone know what the reason for this is?

[–] Blaze@discuss.tchncs.de 46 points 2 years ago

Apparently,

Because of things like Coriolis effect and convective currents, there just aren’t winds that blow across the equator, not at the scale that would blow a hurricane from one hemisphere to the other anyway.

Winds tend to blow along and away from the equator, not across it.

[–] BertusVulgaris@lemmy.world 40 points 2 years ago* (last edited 2 years ago)

The earth spins faster at the equator, which is the reason for the rotation of hurricanes. They spin counter clockwise north of the equator and clockwise south of it.

https://education.nationalgeographic.org/resource/coriolis-effect/

Edit: The reason they don't cross is not because of the Coriolis effect working against the original rotation direction if a hurricane crosses the equator, but rather because the storms are moving away from the equator

https://www.soest.hawaii.edu/GG/ASK/hurricanes.html

[–] Machefi@lemm.ee 14 points 2 years ago (1 children)

For a second I thought it was another one of those "for the first time in recorded history" things

[–] TheBenCommandments@infosec.pub 17 points 2 years ago

Give it a few more years

[–] grozzle@lemm.ee 11 points 2 years ago* (last edited 2 years ago) (1 children)

This map is a great illustration of why the "ty" of typhoon is from the "Tai" of Taiwan in the original meaning of the word.

Bonus fun fact - "hurricane" is from a native Caribbean word, from the same language family as another loanword "hammock".

[–] FlickOfTheBean@lemmy.world 6 points 2 years ago (1 children)

This sounds interesting as heck, what do you mean this map is a great illustration of the original meaning of the word?

For some reason I thought the word typhoon popped into vernacular around the 1940s, but I think that story might be made up now that I'm older and thinking about it.

[–] grozzle@lemm.ee 5 points 2 years ago* (last edited 2 years ago) (1 children)

It's from 台风 (sounds like typhon, more than it sound like typhoon tbh) and tbh the "ty" part might just be from "dai" meaning "big", so just "big wind", but I've heard it's just as likely to be "wind from Taiwan", the same 台 ty as in 台風, Taiwan.

And yeah, this map proves that Taiwan (and northern Philippines) is the world capital of strong typhoons.

[–] FlickOfTheBean@lemmy.world 5 points 2 years ago

That's cool as heck! Thanks for the info!

[–] eslaf@lemmy.world 10 points 2 years ago

The Grand Line!

[–] PunnyName@lemmy.world 8 points 2 years ago
[–] Norgur@kbin.social 5 points 2 years ago (4 children)

Is it just me or does this world map look off?

[–] Chetzemoka@kbin.social 14 points 2 years ago

Most map projections dramatically underestimate the size of the Pacific Ocean:

https://www.atlasobscura.com/places/point-nemo

We're just not used to seeing this half of the planet depicted, and the Pacific IS almost half of the entire planet.

[–] Blaze@discuss.tchncs.de 9 points 2 years ago

It is centered on the Pacific Ocean, which is a bit unusual indeed

[–] FlickOfTheBean@lemmy.world 7 points 2 years ago (1 children)

This probably isn't what happened to you, but my brain assumed the dark areas were the land masses for a good long while until I realized why it looked like a nonsense map lol

[–] zaph@sh.itjust.works 2 points 2 years ago

That happened to me too! Was fighting my brain to remember water blue

[–] Thisfox@sopuli.xyz 5 points 2 years ago

Looks pretty typical for an Aussie. Pacific in the middle.

[–] CetaceanNeeded@lemmy.world 2 points 2 years ago

Fuck Australia and Asia I guess

[–] ultratiem@lemmy.ca 2 points 2 years ago

God bless em they still keep trying

[–] sumofchemicals@lemmy.world 1 points 2 years ago

With today's technology and know how, nothing is beyond our reach