This is a beautiful hymn to the magnificence of our world.
We recite "Borchi Nafshi" on Rosh Hodesh, possibly because it mentions the moon, possibly because it speaks of renewal - ותְחַדֵּ֗שׁ פְּנֵ֣י אֲדָמָֽה - and Rosh Hodesh is about the renewal of the moon.
