The article discusses the growing significance of hydrogen as a solution for climate change mitigation, particularly focusing on the production of green hydrogen. It highlights that hydrogen production from water and its combustion producing water make it a clean energy source. The article mentions Sarawak in Malaysia as being energized by hydrogen and utilizing green hydropower for green hydrogen production. Despite the potential benefits, the economics of green hydrogen remain a challenge due to the high costs associated with electrolyzer technology. However, advancements in technology and decreasing renewable energy costs are making green hydrogen production more feasible. The global interest in green hydrogen has intensified, with countries and companies racing to secure a share in this emerging market. The article emphasizes the critical role of electrolyzers, such as solid oxide, PEM, and alkaline electrolyzers, in green hydrogen production. It also discusses the need for reducing the capital and operational costs of electrolyzers to enhance the competitiveness of green hydrogen against traditional fossil-based hydrogen. The race for green hydrogen technology is a collaborative effort involving governments, research institutions, and private companies striving to transform industries and energy systems globally. The article suggests that continued technological advancements and investments are essential to drive down production costs and scale up green hydrogen production. The ultimate goal is for green hydrogen to play a pivotal role in achieving net-zero emissions targets worldwide.