1990s-Today (1 jan 1990 ano – 1 jan 2018 ano)
Descrição:
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.
Adicionado na linha do tempo:
econ
Data:
