As global leaders focus on climate change targets, hydrogen has emerged as a promising technology to drive a low-carbon energy future. With applications ranging from powering buses and trains to potentially revolutionizing the steel and plastics industries, hydrogen's versatility is attracting significant attention. The push towards green hydrogen production, fueled by renewable energy sources, marks a crucial step in reducing carbon emissions in key sectors. However, challenges such as high production costs persist, with green hydrogen currently costing four times more than grey hydrogen. Despite this, industry experts and companies like JCB are optimistic about the future, predicting a substantial cost reduction and expansion in manufacturing capacity in the coming years. The integration of hydrogen technology into various sectors, such as transportation and energy storage, presents a promising pathway towards achieving global carbon emission reduction goals. Although hydrogen may not offer a complete solution on its own, its role as a supportive component in the energy transition is increasingly recognized, pointing towards a more sustainable and cleaner energy landscape in the near future.