Why exactly is there a natural gas supply crisis?

CNG filling stations all over the country will remain out of service from 6pm to 11pm everyday, instead of 6pm to 10pm -- over what the Petrobangla officials indicate "a rising natural gas supply crisis".

Why exactly is there a natural gas supply crisis? How long is it expected to last?

In Straight from Star Newsroom, Ahsan Habib  joins The Daily Star Reporter Asifur Rahman to discuss the gas supply crisis in the country