Princess Cruises, a Carnival subsidiary, admitted to violating the terms of its probation from a 2017 conviction for improper waste disposal.

…In 2017, Princess Cruises pleaded guilty to illegally releasing oil into the ocean and deliberately hiding the practice

…Carnival released food waste and plastic into the ocean, failed to accurately record waste disposals, created false training records, and secretly examined ships to fix environmental-compliance issues before third-party inspections without reporting its findings to the inspectors.

Carnival to pay $20 million after admitting to violating settlement – Business Insider

hmmm