unfavorable aspects.

c. Clearly define the scope of environmental claims, specifying whether they relate to products, manufacturing processes, packaging, product usage, disposal, services, or service provision processes.

d. All environmental claims shall be backed by verifiable evidence. 

e. Comparative environmental claims that compare one product or service to another must be based on verifiable and relevant data.

f. Substantiate specific environmental claims with credible certification, reliable scientific evidence, and independent third-party verification for authenticity.

The guidelines also provides that aspirational or futuristic environmental claims may be made only when clear and actionable plans has been developed detailing how those objectives will be achieved.