TT-Line - Official Partner of UNESCO World Engineering Day 2025

TT-Line as Official Partner for UNESCO World Engineering Day 2025

Shaping our Sustainable Future Through Engineering

As a leading shipping company in the field of sustainable transport in the Baltic Sea, between Germany, Sweden, Poland and Lithuania, we have been selected as an official partner for the UNESCO World Engineering Day for Sustainable Development (WED) 2025.

WED is jointly operated by UNESCO and the World Federation for Engineering Organizations (WFEO), which spans some 100 countries and represents more than 30 million engineers and is an International Day proclaimed by UNESCO.

Innovations at TT-Line

We are TT-Line, a leading maritime company in the Baltic Sea, dedicated to sustainable transport between Germany, Sweden, Poland, and Lithuania since 1962. With our fleet of nine modern RoPax ferries, we transport over 1 million passengers and 500,000 freight units annually, while actively contributing to the United Nations Sustainable Development Goals (SDGs).

As a key player in European infrastructure, we are committed to Agenda 2030, with a primary goal of reducing CO2 emissions by 40% per transport unit by 2035. Since 2010, we have already achieved a 35% reduction on our Germany-Sweden routes through groundbreaking innovations. By integrating AI-powered voyage optimization, waste heat recovery, and hydrodynamic ship design, we continuously enhance energy efficiency across our fleet.

A major sustainability milestone was reached in 2022 with the launch of our LNG-powered Green Ships, Nils Holgersson and Peter Pan, which have been rated five stars on the Clean Shipping Index. These vessels significantly reduce emissions per transport unit—60% CO2, 93% particulates, and 98% sulfur oxides—and we are going even further by incorporating climate-impact-negative liquefied biogas (Bio-LNG).

Beyond our fleet, we actively promote sustainable mobility by offering CO2-free travel options, providing e-charging stations for electric vehicles, and enhancing our intermodal transport network that shifts freight from roads to rail and sea, significantly lowering emissions. Through The Green Corridor initiative, we are collaborating with ports in Sweden and Germany to connect our vessels to 100% renewable shore power, reducing emissions and noise pollution in harbours.

Our sustainability-driven actions aligns with SDG 5 (Gender Equality),  SDG 9 (Industry, Innovation & Infrastructure), SDG 12 (Responsible Consumption & Production), SDG 13 (Climate Action), and SDG 14 (Life Below Water).

Recognizing the challenges of climate change, we are committed to driving Agenda 2030 forward and leading the industry toward a greener future.

Sustainable Development Goals at TT-Line

The operational framework for our company, which is defined by the shipping industry, allows us to influence the success of six of the sustainability goals. Our efforts are therefore focussed precisely where we can make the greatest positive impact. 

Through innovation, forward-looking technologies and future-orientated actions, we can effectively influence these six sustainable development goals:

Additional Sustainable Topics

CO2-Free Travel with Bio-LNG

We are pleased to offer you the option to buy Bio-LNG according to the amount of fuel you use. This allows you to fully offset your CO2 emissions when travelling with TT-Line.

CO2-Free Travel with Bio-LNG Mehr erfahren

Our New Green Ships

TT-Line's new Green Ships are the most environmentally friendly ships in the company's history. Not only can the Green Ships run on LNG (liquefied natural gas) and Bio-LNG, they also incorporate many other environmentally friendly technologies that enable significant reductions in emissions.

Our New Green Ships Mehr erfahren
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