Carnival Corporation announced the introduction of a comprehensive technology upgrade called Service Power Packages across its global fleet to further improve energy savings and reduce fuel consumption. The upgrades include ongoing installations until 2023 onboard nine brand-name cruise lines - Carnival Cruise Line, Princess Cruises, Holland America Line, Seabourn, P&O Cruises (Australia), Costa Cruises, AIDA Cruises, P&O Cruises (P&O Cruises) and Cunard.