Lorna Slater faces renewed calls to resign after the company set-up to oversee a flagship national recycling scheme was forced to call in administrators.
Circularity Scotland was meant to take charge of the deposit return scheme (DRS) but is now on the brink of collapse after the controversial policy was shelved this month.
The not-for-profit organisation was funded by the drinks industry but the Record revealed last week how it faced a funding crisis as businesses pulled out.