May 3, 2017
“The drone can fly in an altitude of 15,000 feet for eight to twelve hours, and has an effective payload of more than 50kg,” he noted, according to a Farsi report by Iran’s Department of Environment (DoE).
He then pointed that the cloud seeding plan has been earlier carried out using other types of aircraft in eight provinces.
“It is a new method to influence the natural clouds using chemicals
which take more water out of them in the form of rain and snow,” he explained.”