The goals of an environmental studies program include finding ways to increase energy efficiency, minimize pollution, increase environmental awareness and encourage alternative energy use. The main focus for students is to learn how to assess and solve environmental problems.

Hong Kong, found on the south coast of China, the country is one of the two Special Administrative Regions in the Republic of China. Hong Kong's higher education is placed in the England’s structure as well as international systems. It is managed by the country's Education Bureau.

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.