This chapter explores the impact of workforce greening in promoting sustainable business practices, emphasizing recycling of products and energy saving. The chapter highlights the incorporation of Green Human Resource Management (GHRM) practices as a fundamental element for embedding sustainability within organizations, focusing on key areas such as environmentally friendly recruitment, performance evaluation, training, and employee engagement. It is important to support the principles of a circular economy by equipping employees with the necessary knowledge and skills to enhance resource efficiency, minimize waste, and foster eco-innovation. The chapter explores the impact of green training on supply chain processes, explaining how collaboration among different stakeholders—including companies, governments, customers and suppliers—boosts the implementation of green practices in the organization. It pinpoints the significance of a sustainability-focused organizational culture through dedicated leadership and cross-departmental teamwork. Additionally, the chapter directs the stumbling blocks posed by skill gaps and resistance to change, while recognizing the opportunities brought by new technologies, leadership enhancement and strategic collaborations to address these challenges. The chapter positions workforce greening as an important strategy for achieving organizational objectives, boosting organizational resilience, and sustaining global competitiveness. It offers practical insights and case studies for policymakers, organizations and educators to harmonize operational strategies with wider green goals, paving the way for a more sustainable future.