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The carbon challenge of shipping: the hurdles and the push for green

Shipping delivers the world's goods — and about 3% of its carbon emissions. Why decarbonising it is so hard, and why the pressure to do it anyway keeps building.

Container port with ships, illustrating shipping's carbon challenge

The shipping industry, responsible for delivering goods globally, also holds a sizable share of the world's carbon emissions — around 3%. Achieving carbon neutrality in shipping is imperative, but it presents real challenges.

Why it is hard

Five hurdles stand out. The sheer immensity of the industry — tens of thousands of ships operate globally. Ships' long life — with a typical operational lifespan of 20–30 years, phasing out older vessels for newer, greener ones takes time. Cost implications — the industry often works with tight financial margins. Regulatory consistency — aligning rules across all countries for a global industry is difficult. And rising demand — a more interconnected world means more goods to ship, adding emissions.

Why the push continues anyway

There is a robust drive to overcome these obstacles. Environmental duty: the industry recognises its role in global emissions, with the most ambitious shipping companies aiming for carbon neutrality by 2040. Regulatory mandates: international bodies have set ambitious reduction targets (FuelEU Maritime, the IMO and others). Stakeholder pressure: modern customers and investors demand environmental responsibility. Financial benefits: securing future fuels today — such as green-methanol offtake agreements — will save cost when supply is scarce and prices surge. And an edge through innovation: embracing green technologies can place companies at the forefront of the industry.

The bottom line

The path to carbon neutrality for shipping is steep, but the collective will of environmental commitment, economic rationale and regulatory mandates is steering the industry toward a greener horizon. Green methanol is one of the molecules that makes that path practical — which is the market ICODOS builds for.

Originally shared by David Strittmatter on LinkedIn.

The carbon challenge of shipping: the hurdles and the push for green — ICODOS