Q: Context: Rosh Hashanah is a two-day celebration which begins on the first day of Tishrei, which is the seventh month of the ecclesiastical year. It marks the beginning of the civil year, according to the teachings of Judaism, while the first month Nisan, the passover month, is the traditional anniversary of the creation of Adam and Eve, the first man and woman according to the Hebrew Bible, and the inauguration of humanity's role in God's world. According to one secular opinion, the holiday owes its timing to the beginning of the economic year in Southwest Asia and Northeast Africa, marking the start of the agricultural cycle.

Question: what is the significance of the jewish new year?
Let's give stream of consciousness below
To answer this question, we should know that: It marks the beginning of the civil year, according to the teachings of Judaism, while the first month Nisan, the passover month, is the traditional anniversary of the creation of Adam and Eve, the first man and woman according to the Hebrew Bible, and the inauguration of humanity's role in God's world. So the answer is marks the beginning of the civil year.