this post was submitted on 04 Nov 2024
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Science Memes

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[–] Redex68@lemmy.world 3 points 11 months ago (3 children)

Yeah but if I'm not mistaken, emissions from shipping are quite low anyways. It's something like 2-5℅ of all our emissions, so it's pretty low priority.

[–] KillingTimeItself@lemmy.dbzer0.com 2 points 11 months ago

all freight traffic is a pretty significant dent, i think the net total for all of transport is something like 15-20% of total emissions, so.

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[–] PugJesus@lemmy.world 2 points 11 months ago (2 children)
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[–] SomeAmateur@sh.itjust.works 1 points 11 months ago* (last edited 11 months ago)

Ships need gas inside to keep the dihydrogen monoxide at safe levels

[–] KillingTimeItself@lemmy.dbzer0.com 0 points 11 months ago (1 children)

to be perfectly clear, this probably wouldn't help much, since we would likely just move to shipping something like hydrogen across the ocean anyway...

[–] Tar_alcaran@sh.itjust.works 1 points 11 months ago (3 children)

Hydrogen is just worse natural gas. They crack natural gas to produce hydrogen, and its fucking terrible. Hydrogen creates about 4 times more CO2 than diesel, simply by how the vast majority of it is manufactured

[–] scholar@lemmy.world 3 points 11 months ago

There is green hydrogen which is completely renewable, it's just more expensive

[–] Mubelotix@jlai.lu 1 points 11 months ago (1 children)

Hydrogen isn't about energy production, it's about storage

[–] Tar_alcaran@sh.itjust.works 1 points 11 months ago

Yes, a potential future application, in a system where we basically always have more renewable electricity than we can use could see some great hydrogen-based storage in hydrogen.

But that's not the world we live in today.

[–] KillingTimeItself@lemmy.dbzer0.com 1 points 11 months ago

you think i was saying they would manufacture hydrogen from natural gas?

ok.

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