Informal Request for ATI Records Previously Released

Organization: Environment and Climate Change Canada

Year: 2021

Month: September

Request Number: A-2020-01758

Request Summary: All records pertaining to a large abnormal condensation trail or anomalous cloud that formed rapidly in the northwestern sky in the general vicinity of Pearson international airport on June 24, 2015.

Disposition: Disclosed in part

Number of pages: 27

Date modified: