The field of agroecology addresses the connection between farming, food production, and the environment. Students may learn how ecological processes and agricultural practices impact each other and may learn to develop and communicate solutions to complex scientific and economic problems.

A PhD, or Doctorate of Philosophy, is the highest degree awarded in many academic fields. Generally requiring a research project and dissertation, as well as several years of study, a doctorate degree qualifies the holder as an expert in a chosen field.

Part-time learning allows one to obtain a degree or qualification even if one cannot attend school on a full-time basis. One can learn at one's own pace, gradually accumulating credits that count towards a final qualification.