What Does Rain Do For The Earth?

It cleans the earth of unwanted germs, particles, and erosion in nature.

Give moisture to the air.

Lets plants, and trees drink and be healthy.

Process of life for horticulture. Horticulture being defined as gardening type life.

My answer came from knowledge from school. But this website is a good reference.
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Heres my information I very hope it helps!!!
What is rain?

Rain is a precipitation, that’s made of liquid precipitation is like:
Snow
Hail and more…

Rain gives us cleaner ocean water it also helps clean air as it falls, that should help fight pollution not only does rain do this but it gives our animals and plants something to drink/eat.

Wow did you know it also cleans the earth of unwanted germs.

Rain helps with plants.

My answer is that it helps grow our crops and provides our  drinking water

Nothing

I think it helps trees live and grow because we are not going to water all the plants on earth.
Look will you get out of your house in the rain and then go water plants?