What it will take to decarbonize shipping

November 30, 2021

It’s hard to decarbonize, it’s often overlooked and it accounts for more annual carbon emissions than air travel: Maritime shipping.

Ocean freight might be one of the last things you think about when it comes to the transition to green energy, but the tide is turning — the sector is receiving more attention from corporations and activists alike. Notably: In late October, nine major companies — including Amazon, IKEA, Michelin and Unilever — announced their intentions to fuel all of their shipping vessels with zero-carbon fuels by 2040.

But this voyage will be lengthy. Success in decarbonizing shipping will depend on a mix of smart policy, financial incentives and significant leaps in technology, experts say.

Running tankers on battery electric technologies is largely out of the question. A few low- or zero-carbon fuel solutions have risen to the top — namely ammonia and hydrogen.

Read more here.

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