The U.S. Department of Energy is initiating an environmental review of hydrogen projects in the Pacific Northwest, following the region's designation as a 'regional hydrogen hub.' The review will assess potential adverse effects and infrastructure implications of developing hydrogen projects, with a focus on green hydrogen production and utilization to reduce carbon emissions. While the review marks an important initial step, project approval and funding are not guaranteed. The public has the opportunity to participate in the process through a virtual meeting scheduled for January and by submitting comments until spring. The Pacific Northwest Hydrogen Hub, comprising Washington, Oregon, and Montana, has been allocated approximately $1 billion in federal funding to support the development of green hydrogen initiatives over the next decade. Proposed projects include hydrogen production facilities, distribution pipelines, storage projects, and efforts to promote the adoption of hydrogen-powered vehicles and refueling stations. The potential impact of the hub is significant, with projections suggesting a substantial reduction in carbon dioxide emissions, equivalent to removing hundreds of thousands of gasoline-powered cars from the roads annually. However, the region has encountered challenges such as soaring renewable energy prices, limited demand, and uncertainties surrounding federal tax incentives designed to stimulate investment. Despite these obstacles, green hydrogen remains a promising avenue for decarbonizing challenging sectors currently reliant on fossil fuels. The Northwest Hub's progress in advancing hydrogen projects will play a crucial role in the transition towards cleaner energy sources and combating climate change.