Coursework in earth science can include elements of the land, water, and air on Earth and beyond. It may concentrate on knowledge for scientific research, as well as applications to understand and improve life on the planet.

Associate of Science degrees are similar to Associate of Arts degrees in that they are offered by community colleges and require general education classes. They differ in the fact that Associate of Science degrees require elective courses on specialized science subjects.

Online or distance learning refers to the use of electronic media and information and communication technologies (ICT) in education. With online learning, one can access education at any time and from any location with an available internet connection.