This case discussed the carbon offset credibility challenges Delta Air Lines faced following the filing of a class-action lawsuit in California federal court in May 2023 alleging greenwashing and misleading carbon-neutrality claims. Despite dismissing the lawsuit as one “without legal merit,” Delta had to address customer concerns about its commitment to decarbonization and sustainability and assure the court that the company was taking credible steps away from carbon offsets to more sustainable options toward fulfilling its net-zero carbon emission promise. How can Delta align better with customers’ expectations from net-zero carbon emission promises and be more transparent about its initiatives with all its stakeholders?