This thesis explores the significance of container ports in global trade and their role in energy consumption, highlighting the need for sustainable energy solutions to mitigate environmental impacts. Initially, the thesis provides an overview of container ports, detailing their operations and energy consumption patterns. It discusses the environmental impacts of traditional energy sources, focusing on greenhouse gas emissions and air pollution. Alternative energy technologies are then examined, including solar power, wind energy, ocean energy, thermal energy, and hydrogen fuel cells. The thesis evaluates the strengths and weaknesses of each technology to determine their feasibility and effectiveness. Implementation strategies are explored through a feasibility analysis, identifying challenges such as financial constraints, technological limitations, and regulatory hurdles. The economic and environmental implications are analyzed through a cost-benefit analysis, comparing the initial investments and long-term savings of alternative energy solutions. The potential reduction in carbon footprint and the benefits of long-term sustainability and resilience are also assessed. The conclusion summarizes the key findings, emphasizing the importance of alternative energy technologies in transforming container port operations.