There is a general understanding that many medical conditions are caused by factors present in the natural or artificial environment. Environmental health programs intend to prepare students to investigate these correlations and provide insights based on these systematic investigations.

Education in the United States is mainly provided by the public sector, with control and funding coming from three levels: state, local, and federal, in that order. The common requirements to study at a higher education level in United States will include your admissions essay (also known as the statement of purpose or personal statement), transcript of records, recommendation/reference letters, language tests

A bachelor’s degree is a four-year undergraduate degree and is the standard for higher education throughout most of the world. Bachelor’s degrees can be earned at state universities, at private universities, at community colleges and via online universities.

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.