India, May 28 -- With the previous 44-day extension for scientific remediation of old, overflowing landfills at the Mulund dumping ground expiring on Thursday, the contractor, Bio Mining India Private Limited, has sought yet another extension from the Brihamumbai Municipal Corporation (BMC) citing severe shortage of diesel and liquefied petroleum gas (LPG) linked to the war in west Asia.

In a letter dated May 12 to the civic body, the company sought more time to complete processing of the remaining nearly nine lakh metric tonne legacy waste, saying "acute shortage of diesel and commercial LPG have created operational hurdles that remain entirely beyond our control".

The original deadline for bio-mining work at the dumping ground was Oct...