- What is "green steel" and how does it differ from traditional steel?
- Green steel refers to steel produced with significantly reduced or zero carbon emissions, primarily by replacing coal-fired blast furnaces with processes powered by renewable energy and green hydrogen. Traditional steelmaking, in contrast, relies heavily on coking coal, which releases substantial CO2 during production.
- Why is decarbonizing the steel industry particularly challenging?
- The steel industry is challenging to decarbonize due to its high energy intensity and reliance on carbon as a reducing agent in traditional blast furnaces. Achieving the extremely high temperatures required and finding scalable, cost-effective alternatives to fossil fuels for both heat and chemical reactions are major hurdles.
- What are the primary drivers behind the global push for green steel?
- The main drivers are global climate change mitigation targets, such as the Paris Agreement, and national net-zero commitments, which demand deep decarbonization across all heavy industries. Additionally, increasing consumer and investor pressure for sustainable products and corporate environmental, social, and governance (ESG) goals are accelerating this transition.