India and the United States have joined hands to boost the use of sustainable aviation fuel (SAF) and hydrogen in public transportation as part of efforts to promote environmental sustainability. The collaboration, announced at the 14th RAHSTA Expo in Mumbai, signifies a significant step towards reducing carbon emissions in the transportation sector. By focusing on renewable energy sources like SAF and hydrogen, the initiative aims to contribute to a cleaner and greener future. This partnership highlights a positive development in the push for eco-friendly solutions in urban infrastructure and public transportation. The adoption of hydrogen in buses specifically marks a shift towards embracing alternative fuels to combat pollution and address climate change challenges. Overall, the India-US collaboration holds promise for advancing sustainable practices in the aviation and public transportation industries.