Social sustainability classes typically study the use of concepts from various disciplines to make evaluations about the sustainability of several different trends that are salient to humans. Classes often look at issues such as ethics, social movements, the environment, politics and land development.

Requirements for the PhD program often involve the student having already obtained a Master’s degree. Additionally, a thesis or dissertation primarily consisting of original academic research must be submitted. In some countries, this work may even need to be defended in front of a panel.

Online learning refers to use of electronic media and information and communication technologies (ICT) in education. With online learning one has the flexibility to access their studies at any time and from anywhere they can log on.