The push for global decarbonization has positioned low-carbon hydrogen as a central player in industrial transformation, offering a sustainable substitute for carbon-intensive fuels. The article highlights the critical role of hydrogen in emissions reduction across sectors like petroleum refining and ammonia production. By transitioning to green hydrogen produced through renewable-powered electrolysis, industries can significantly cut down on CO2 emissions, supporting sustainability objectives and adapting to decarbonization targets. Low-carbon hydrogen also proves beneficial in upgrading unconventional resources like oil sands, aligning refineries with sustainability goals while fortifying their flexibility in the face of the energy transition. In ammonia production, adopting green hydrogen in processes like the Haber-Bosch process offers a cleaner alternative to fossil fuel-derived hydrogen, reducing emissions and promoting sustainable agriculture practices. The versatile applications of ammonia in various industries further drive the demand for low-carbon hydrogen in methanol production and other sectors, facilitating a shift towards sustainable manufacturing practices. Hydrogen's role as an alternative fuel extends to diverse industrial operations, such as petroleum exploration and heating applications. By integrating hydrogen into these processes, industries can achieve substantial reductions in CO2 emissions while enhancing productivity and efficiency. The utilization of hydrogen as a heating fuel in oil production processes demonstrates its efficacy in decarbonizing industrial operations and advancing sustainable energy sourcing. Overall, the adoption of low-carbon hydrogen is revolutionizing industrial practices, enabling industries to meet global climate targets, drive innovation, and build resilience in a low-carbon economy. This transition towards hydrogen-driven solutions signifies a positive step towards achieving a sustainable future and addressing climate change challenges.