BENGALURU, April 6 -- A disruption in liquefied petroleum gas (LPG) supply has sharply reduced the number of autorickshaws operating across the city, pushing commuters to rely increasingly on vehicles powered by compressed natural gas (CNG).

A large share of LPG-run autorickshaws has been forced off the roads as drivers struggle to access fuel. In contrast, CNG-operated autos have continued to function, becoming the primary option for many passengers during the disruption.

The shortage intensified late last week when one of the few functioning LPG outlets in central Bengaluru ran out of stock, with officials indicating that replenishment would not be immediate. Drivers described a system driven by uncertainty, where information about fu...