Access to safe, clean and sustainable energy supplies is one of the greatest challenges facing humanity during the twenty-first century. This free course, Why sustainable energy matters, will survey the world's present energy systems and their sustainability problems, together with some of the possible solutions to those problems and how these might emerge in practice.

After studying this course, you should be able to:

• demonstrate an awareness of the current sources of energy
• demonstrate an awareness of current solutions for energy sustainability problems.