が近づくにつれて

as ... approaches

→ が
phrase Rare #39,348
as ... approaches Used to describe a gradual change that occurs as something draws nearer. The が marks the approaching event or time, and につれて means “as” or “in proportion to.”
JA: 春が近づくにつれて、暖かくなってきた。
EN: As spring approaches, it has been getting warmer.

が近づくにつれて昼間は短くなる

As winter approaches, the days grow shorter.

試験が近づくにつれて生徒たちは熱心に勉強をした

As the exam drew near, the students studied diligently.

が近づくにつれて日が短くなる

As winter approaches, the days get shorter.

彼女の意識が近づくにつれて次第にかすかになっていった

Her consciousness gradually faded as death approached.