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Carnival Corp fits food digesters to all its ships

Cruise
Gary Noakes
4 May 2022

Carnival Corporation has completed the installation of nearly 600 food waste biodigesters across its fleet. 

Food waste is an issue in the cruise industry

The machines use a natural aerobic digestion process to break down waste food using a mix of microorganisms, enabling them to process anything that can be consumed by a human. 

Additionally, the machines capture non-food items or other materials accidentally mixed with food waste. 
 
Carnival aims for a 30% reduction in food waste by 2022 and a 50% reduction by 2030. A 20% saving relative to 2019 has already been achieved.