World's largest cruise company reaffirms progress toward achieving its 2030 goal four years early in 2026 MIAMI, Feb. 6, 2024 /PRNewswire/ -- Carnival Corporation & plc (NYSE/LSE: CCL; NYSE: CUK), the world's largest cruise company, today announced it is on pace to achieve an overall 18% reduction in greenhouse gas (GHG) emission intensity on a lower berth capacity basis in 2024 (compared to 2019) – just a few points shy of its 20% reduction goal originally targeted for 2030. By year end, the company expec ...