Individuals who are dedicated to the environment and enjoy science and technology may be interested in studying energy engineering. This area of study provides students with the skills and knowledge needed to manage energy facilities, extract natural resources properly and develop technologies that lead to sustainable energy sources.

The PhD is a doctoral degree, specifically called a "doctor of philosophy" degree. This is misleading because PhD holders are not necessarily philosophers (unless they earned their degree in philosophy!). That said, PhD recipients are able to engage in thought experiments, reason about problems, and solve problems in sophisticated ways.

Online or distance learning refers to the use of electronic media and information and communication technologies (ICT) in education. With online learning, one can access education at any time and from any location with an available internet connection.