What is one way people positively affect water resources

Positive:

Humans use the rivers or streams contained in a watershed for drinking water, irrigation, transportation, industry and reaction. -They are a beautiful part of the natural world

Non Positive:

A way that people affect water resources. Activities such as farming, clearing forests, building roads, and mining can put too much soil and matter in the rivers. Polluting is bad for our ecosystems, let alone our water supply

(D) Limiting use of acid and other pollutants

Explanation:

I just took a quiz on Human Impact on Resources  with this question, and it was marked correct when I picked this choice.

i am going to guess that it is co2.