[Research Contribution] Investigating the influence of sustainability marketing approaches on the responsible sustainable consumption behavior of Gen Z with a focus on green products

Why do so many young people say they care about the environment, but when faced with the shelves, they still choose familiar products instead of "green" ones? Is the issue not in awareness, but in how brands convey sustainable messages to consumers? In the context of businesses increasingly investing in green marketing, the question is no longer "should we do sustainable marketing," but rather "how can we make consumers truly believe, genuinely feel, and ultimately change their behavior?"