Per this article, Bumble Bee and Conagra face class-action lawsuits over their sustainability claims and their choice of sustainability certifications.
Keep things simple –
- Get your company certified sustainable via a respected global program that uses 3rd party audit/verification
- Don’t make any sustainability or environmental or eco or green claims without having the above
If you follow the above, you will be fine. If your desire to capitalize on consumer demand causes you to make claims that are not supported via 3rd party audit/validation via a globally-respected program, you are taking a risk.