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1990s-Today (1 janv. 1990 – 1 janv. 2018)

Description:

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.

Ajouté au bande de temps:

econ

ByJada Sleet
12 nov. 2018
0
0
476

Date:

1 janv. 1990
1 janv. 2018
~ 28 years
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