Subject: Geography Context: The Atal Tunnel at Rohtang, near Manali, is almost complete and was scheduled to be completed by May 2020, in a revised estimate, but the Covid-19 pandemic pushed back the completion by a few months due to lockdown conditions. Concept: The 9-km-long tunnel under the PirPanjal range, named after former Prime Minister Atal Bihari Vajpayee, will […]