One way to reduce air pollution is to use less energy and burn less fossil fuels. Which term best describes these actions? Conservation
Degradation
Depletion
Reclamation

conservation

Explanation:

because u conserve energy so u don't waste it so you conserve how much you use

(The answer I posted was for a different question. A tiny mix-up, sorry.)

Conservation

Explanation:

The definition of conservation is "prevention of wasteful use of a resource." The definition says to use less objects that produce pollution. Such as fossil fuels, certain factories that produce smoke, etc.

halogen, any of the six nonmetallic elements that constitute group 17 (group viia) of the periodic table. the halogen elements are fluorine (f), chlorine (cl), bromine (br), iodine (i), astatine (at), and tennessine (ts).

gold i'm pretty sure i might be wrong