AP Moller-Maersk A/S-B is a Danish conglomerate that operates in the container shipping sector. The company is headquartered in Copenhagen, Denmark and has a global presence with operations in over 130 countries. AP Moller-Maersk A/S-B is one of the largest shipping companies in the world, with a fleet of more than 700 vessels and a capacity of over 4 million TEU (twenty-foot equivalent units).

The company has been actively working towards decarbonisation and reducing its carbon footprint. In 2018, AP Moller-Maersk A/S-B set a target to become carbon neutral by 2050. This ambitious goal was set in response to the Paris Agreement on climate change and the United Nations Sustainable Development Goals. The company has also committed to reducing its carbon emissions by 60% by 2030.

To achieve its decarbonisation goals, AP Moller-Maersk A/S-B has been investing in renewable energy and exploring new technologies. The company has been testing biofuels, such as second-generation biofuels made from waste products, as a way to reduce its carbon emissions. AP Moller-Maersk A/S-B has also been exploring the use of hydrogen fuel cells and battery technology for its vessels.

In addition to investing in renewable energy, AP Moller-Maersk A/S-B has also been focusing on corporate energy management. The company has been working to improve the energy efficiency of its vessels and reduce its overall energy consumption. AP Moller-Maersk A/S-B has implemented a number of energy-saving measures, such as optimizing vessel speed and improving hull design.

Another way that AP Moller-Maersk A/S-B has been working towards decarbonisation is through the use of corporate power purchase agreements (PPAs). A corporate PPA is a long-term contract between a company and a renewable energy provider. The company agrees to purchase a certain amount of renewable energy from the provider, which helps to support the development of new renewable energy projects.

AP Moller-Maersk A/S-B has signed several corporate PPAs to support its renewable energy goals. In 2018, the company signed a 10-year agreement to purchase 200 MW of wind power from the Horns Rev 3 offshore wind farm in Denmark. This PPA will help to supply renewable energy to the company's operations in Northern Europe.

In addition to its focus on decarbonisation and renewable energy, AP Moller-Maersk A/S-B has also been working to improve its sustainability and social responsibility. The company has a number of initiatives in place to reduce waste, improve recycling, and promote sustainable practices. AP Moller-Maersk A/S-B has also been working to improve the safety and well-being of its employees and the communities in which it operates.

Overall, AP Moller-Maersk A/S-B is a leader in the container shipping sector and has demonstrated a strong commitment to decarbonisation and sustainability. The company's focus on renewable energy, corporate energy management, and corporate PPAs are all important steps towards reducing its carbon footprint and supporting the transition to a low-carbon economy. AP Moller-Maersk A/S-B's efforts to improve its sustainability and social responsibility also demonstrate its commitment to being a responsible corporate citizen.