環境問題が深刻だ

N3 環境 kankyou environment, surroundings, circumstances N5 問題 mondai problem, question N3 深刻 shinkoku serious, grave, severe

N1 環 kan / wa ring, circle, link N2 境 kyou, kei / sakai boundary, border, region N4 問 mon / to.u, to.i, ton question, ask, problem N4 題 dai topic, subject, sujet N3 深 shin / fuka.i, -buka.i, fuka.maru, fuka.meru, mi- deep, heighten, intensify N3 刻 koku / kiza.mu, kiza.mi engrave, cut fine, chop

N5 〜が ga Marks the grammatical subject, highlights new information, can also show slight contrast in some sentences