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1990s-Today (1 gen 1990 anni – 1 gen 2018 anni)

Descrizione:

Solar cells are used in railroad crossings, homes, telecommunication, cars, aircrafts and many more things! Solar power is now an industry. The costis now $0.50 per watt... the prices have dropped 10% every year since 1980.

Aggiunto al nastro di tempo:

econ

ByJada Sleet
12 nov 2018
0
0
470

Data:

1 gen 1990 anni
1 gen 2018 anni
~ 28 years
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