The U.S. Department of Energy has initiated an environmental impact assessment of green hydrogen projects in the Northwest region, including Washington, Oregon, and Montana. These projects, part of the Pacific Northwest Hydrogen Hub, aim to leverage green hydrogen as a clean energy source to mitigate climate-warming emissions. Through the production and distribution of green hydrogen, the hub anticipates diverting significant amounts of carbon dioxide from the atmosphere and enabling the adoption of hydrogen-powered transportation and industrial processes. Green hydrogen, produced through electrolysis using renewable energy sources like wind or solar power, offers a carbon-neutral alternative to traditional fossil fuels. The production process involves splitting hydrogen and oxygen from water, capturing the hydrogen for storage. When utilized as fuel, green hydrogen emits water vapor instead of greenhouse gases. Despite the environmental benefits, the Northwest Hub faces challenges such as high renewable energy costs, limited demand, and uncertainties surrounding federal tax incentives designed to encourage industry growth. However, the potential positive impact of the hub on reducing carbon emissions and fostering clean energy development underscores the importance of green hydrogen initiatives in transitioning towards a sustainable energy future.