Sustainability has become a defining imperative for brands and consumers in an era of intensifying environmental and social challenges. Organisations increasingly turn to visual storytelling as a strategic communication tool to foster environmental consciousness, drive behavioural change, and shape public perception. This paper investigates the role of visual storytelling in advancing sustainable advertising practices. It explores how such techniques can be integrated into design education to prepare emerging creatives for purpose-driven communication. Grounded in a dual focus on environmental and social responsibility, this study responds to two central questions: (1) How can visual storytelling techniques influence consumer engagement and action toward sustainability?