What day of the year is observed as 'World Hydrogen and Fuel Cell Day'?

The annual World Hydrogen and Fuel Cell Day, which is observed on October 8, is an international campaign to raise awareness of fuel cells as a flexible energy source and hydrogen as a clean, sustainable energy source. The Ministry of New & Renewable Energy also unveiled the R&D Roadmap for the National Green Hydrogen Mission at the event. The roadmap, which has a $400 million budget, aims to offer direction for creating a thriving ecosystem for research and development that will support the commercialization of green hydrogen.