The field of green studies is a multifaceted area of study that can encompass a variety of environmental studies topics. Students may explore sustainability practices in businesses, the political and economic impacts of cultural approaches to the environment and effective ways to negotiate environmentally-impacting policy changes.

Courses are individual classes that can be taken at universities, colleges, junior colleges, and trade schools worldwide. For even greater flexibility, many schools also offer online classes. Students can take individual classes or pursue degree programs.

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.