The former prime minister is refusing to go quietly after her humiliating time in Downing Street.
Government watchdog says it means the UK is no longer a leader on climate change issues.
The prime minister even failed to confirm she has confidence in herself.
The prime minister was left struggling for answers in a succession of local radio interviews.
Brendan Clarke-Smith faced a jibe from Labour's Wes Streeting on BBC Question Time.
"The safety of the public is not a currency on which some of us choose to speculate," Conservative MP Sir Greg Knight said.
British Geological Survey report says more drilling is needed to establish "seismic impacts".
Truss's authority seemed to nosedive after a Commons vote about shale gas drilling.
The new chancellor's comments emerged as Liz Truss prepares to lift the ban on shale gas exploration.
Business Secretary Kwasi Kwarteng has ordered a new report into the controversial drilling process.