Environmental Ship Index ESI

THE MAIN CHARACTERISTICS OF ESI:

ESI

• is a voluntary system designed to improve the environmental performance of sea going vessels;
• gives a numerical representation of the environmental performance of ships regarding air pollutants and CO₂;
• scores NO_X and SO_X emissions directly and proportionally and gives a fixed bonus for documentation and management of energy efficiency;
• only includes ships that perform over and above current international legislation (IMO);
• enables ports and other interested parties to stimulate ships to improve their environmental performance;
• is straightforward and simple in approach and presentation;
• can be applied to all types of sea going ships;
• is automatically calculated and maintained;
• is free of charge for ship owners.