What is the difference between conserving energy and energy efficiency?

Question

What are 5 benefits of conserving energy?

Answer 1

http://www.ase.org/resources/energy-conservation-vs-energy-efficiency-whats-difference

http://www.nova.edu/gogreen/conservation/environmental_benefits.html

http://www.greatgreenidea.com/The-Benefits-of-Energy-Conservation.html