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Drone that forms clouds and causes precipitation

23.01.2021

Drone Ganlin-1 (translated from Chinese - "sweet rain") generates artificial precipitation.

Climate change has begun to change the face of the planet, so scientists are increasingly beginning to come up with technologies that change natural processes.

Back in March 2019, Chinese researchers launched a project to change the weather - namely, to call rain. By order of meteorologists, they created the Ganlin-1 drone (translated from Chinese as "sweet rain"), which generates artificial precipitation.

In January, the unmanned aerial vehicle successfully made its first test flight, spending more than 30 minutes in the air. The drone is trained to spray substances with an undisclosed composition that contribute to the formation of clouds and precipitation.

Previously, instead of drones for these purposes, the Chinese used aircraft and missiles that spray silver iodide in the air.

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Ambulance notification 20.01.2017

The sirens of ambulances, as well as rescue vehicles, are designed to be loud enough so that even drivers far away can hear them and give way in time. However, some drivers have a habit of playing the music at full volume, and they enjoy the peals of it, blissfully unaware that they interfere with the movement of the ambulance.

In a situation where a person's life depends on the timely arrival of doctors and every second is precious, such behavior can lead to disaster.

Students at the Royal Institute of Technology in Stockholm have developed the technology that will be fitted to ambulances in Sweden. With its help, you can stop the playback of music in cars moving nearby and notify by voice (via an FM tuner with Radio Data System (RDS)) about the approach of an ambulance, so that drivers can “snuggle up” to the side of the road in time, giving way to it. In addition, a text warning about the approach of an ambulance is displayed on the dashboard display in the car.

"Often, drivers have only a few seconds to react and give way to an emergency vehicle," says Mikael Erneberg, one of the creators of the system, dubbed the EVAM System. "The optimal warning time is 10 to 15 seconds."

The student project will be tested on special vehicles in Sweden in the first quarter of 2017.

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