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mmaurizi 2 days ago

Ships are actually much more fuel efficient than trucks, by weight/volume.

Saying it must be inefficient because it includes ship transit instead of trucking "locally" is innumerate.

tartoran 2 days ago | parent | next [-]

> Ships are actually much more fuel efficient than trucks, by weight/volume.

Ships are indeed more efficient if you look at it on per mile comparison but distances are much bigger. Shipping things from one side of the planet to the other is not something too efficient imo. It's just makes sense if you look at economics and differences in price of labor, regulations and so on but these do have externalities that eventually cancel out the benefits.

30gdan 2 days ago | parent | prev [-]

I'm saying it's inefficient because of a combination of many things not only shipping. Also add to this the fact that your electricity in the US cames from fossil fuel and you'll see how clean your EV is !

ceejayoz 2 days ago | parent [-]

From your own source:

> In countries that get most of their energy from burning dirty coal, the emissions numbers for EVs don’t look nearly as good—but they’re still on par with or better than burning gasoline.

Trump's own EPA calls your argument the #1 myth about EVs. https://www.epa.gov/greenvehicles/electric-vehicle-myths

30gdan 2 days ago | parent [-]

Myth #2 numbers from graphical representation are totally off from the 80% initial C02 difference in the MIT study. IDK where these numebrs come from but I'd tend to trust the MIT more than some propaganda from your beloved president.

Same goes for myth#1 IMO numbers are Trump related propaganda and have nothing to do with reality. Furthermore on myth #1 they talk about efficiency of EV vs ICE but totally forget to mention the efficiency of generating that said energy : 33% efficiency for coal based electricity generation VS 90% for petroleum refinement .... In the end when you sum up overall efficiencies are identical so I call bullshit and propaganda ...

ceejayoz 2 days ago | parent [-]

Ah, we've journeyed quite a ways from "I'm saying it's inefficient because of a combination of many things" to "when you sum up overall efficiencies are identical" in just one comment!

I also trust MIT more than Trump (I'll trust a poodle over him), especially on EVs. The point is even Trump's loony EPA clearly states they're better for the environment, inclusive of coal power. (Which MIT agrees with; I quoted your source!)