Answer: Varanasi
Notes: Indian Railways (IR) is working towards its net-zero emission goal by adopting solar energy. Uttar Pradesh’s Varanasi has become the first city in India to have portable solar panels installed between railway tracks. The initiative is part of Indian Railways strategy for a greener and more sustainable transport network. Banaras Locomotive Works (BLW), Varanasi, has commissioned India’s first removable solar panel system on railway tracks.
