alternative energy
US /ɔːlˌtɜːr.nə.tɪv ˈen.ɚ.dʒi/
UK /ɔːlˌtɜːr.nə.tɪv ˈen.ɚ.dʒi/

1.
energia alternativa
energy, such as solar, wind, or hydroelectric energy, that does not come from fossil fuels and is therefore less harmful to the environment
:
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The government is investing heavily in alternative energy sources.
Il governo sta investendo pesantemente nelle fonti di energia alternativa.
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Many countries are shifting towards alternative energy to combat climate change.
Molti paesi si stanno orientando verso l'energia alternativa per combattere il cambiamento climatico.