When a pollutant is removed from the air by a natural process, it ends up somewhere else.
The sun provides all the energy for evaporation.
The process by which living things produce more organisms like themselves is the reproduction. There are two types of reproduction namely; asexual reproduction where only one parent is involved, and sexual reproduction that needs two parents, such that the cells of the two parents (egg and sperm) join, resulting to a unique offspring since they have characteristics from each parent are passed down/combined.
It depends on the integrated activity of its organs