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Animated picture of the evolution of swiss glaciers

Global warming is now confirmed by almost all climate scientits. They also proved that the main cause of the earth warming is human. Our pollutions increase the greenhouse effect, which retaining a greater amount of solar heat that previously went back to space.   One of the most spectacular signs ... »
warming, greenhouse, melting, glaciers, aletsch
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Duration0h 10 min.
Date20.07.2022
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My little turbines

The construction of wind or water turbines connected to a small generator (alternator) allows you to experiment two different ways of transforming motion into electricity.Most power plants in the World produce the movement required to opterate the alternator by heating water with coal, ... »
turbines, generator, alternator, experiment, transforming
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Difficulty
Duration2h 0 min.
Date15.07.2022
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