脱化 だっか せき燃料 ねんりょうじゃなかったです
da' kasekinenryōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 脱化石燃料

1. Wasn't phasing out fossil fuels.; Didn't decarbonize.

Past/Perfective
Negative
Polite
Casual Register