Water flows over the ground, and pollutants such as modern fertilizers are transported towards the outlet of the basin. This dramatically affects the ecological processes along the was as well as in receiving water source. What is the water system?

Idk the answer sorry

It is a ok  i know i have a brain functioning well.                                                                                                                                                           

Polyethylene is a strong synthetic polymer that can be used to make toys and bottles. this makes plastics which are important also to people but sometimes it lead to harmful environmental effects such as global warming if these plastics are burned.