酸化 さんか炭素 たんそ削減 さくげん義務 ぎむでしょう
nisankatansosakugengimudeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 二酸化炭素削減義務

1. Probably carbon dioxide reduction obligations.

Polite
Presumptive
Conjecture