How are some small bodies of water so crystal clear they look transparent? Isn’t debris and random pollution constantly falling into them from the surrounding environment? What keeps them so clean-looking?

Question

How are some small bodies of water so crystal clear they look transparent? Isn’t debris and random pollution constantly falling into them from the surrounding environment? What keeps them so clean-looking?

In: Earth Science

Answer 1

It all depends on the local geography.

Up high in the mountains? Not many pollutants

Surrounded by vegetation? Filters everything out

In a low laying river valley? Murky AF