So-called ‘chemtrails’ above Dubbo, as passing aircraft leave high-altitude signs

By David Dixon

Following the grounding of all the world’s aircraft for three days following the September 11, 2001, terrorist attacks in America, meteorologists and environmental scientists worldwide noted how clear and blue our skies appeared during that time.

It’s not hard to see why, as one looks at these images recently taken by Dubbo local, Garth, showing a range of unusual vapour or co…