Given the rapid increase in Covid-19 cases, the Railways operated Oxygen Express trains to transport liquid medical oxygen and oxygen cylinders for patients across India, using ‘green corridors’ for expeditious delivery. A ‘green corridor’ is a demarcated, cleared-out special route created for an ambulance or a vehicle to escape traffic congestion and to reach the destination in the shortest possible time. While ‘green corridors’ have been in use for a few years across cities and states to help transport donated or harvested organs to patients, in these trying times, the same are ...