How can conservation be considered an energy source?

Question

How can conservation be considered an energy source?

Answer 1

By evaluating what ways you can conserve energy from your own lifestyle, this will help save energy as well as promote different options for people to consider to decrease the amount we use world-wide.

Answer 2

Energy is fungible, if you don't use it(eg conserve) another can use it.  So by conservation,  the saved energy can be a source for others to use.

Answer 3

suppose i walk to the store and back.

isn't that gas saved?  isn't it conservation?

have you never heard that, "A penny saved is a penny earned."