Green hydrogen is positioned as a promising clean energy carrier that is generated through the electrolysis of water using renewable energy sources. Its zero carbon emissions make it a crucial tool in combating climate change, attracting interest from policymakers, industry leaders, and investors globally. The role of green hydrogen in the energy transition is significant, providing a flexible energy storage and transportation solution for sectors where direct electrification is challenging. Although challenges exist in scaling production, cost competitiveness, and infrastructure development, global initiatives and technological advancements are driving progress. Regions like Europe, Asia, and North America are conducting pilot programs to explore green hydrogen's applications in various industries and transportation sectors. Despite the current hurdles, the market approval and environmental benefits of green hydrogen suggest a prominent role in clean energy development in the future. Overcoming economic, technical, and regulatory obstacles through collaboration and innovation will be essential for green hydrogen to fulfill its potential in sustainable energy systems.