Consent of instructor required. Students will explore, quantify and model the movement of water within the hydrologic cycle, focusing on the surface water component. The course will consist of field projects, lectures, and presentations.

A variable content course covering integrated science content and pedagogy from the following: atmosphere (air), biosphere (life), hydrosphere (water), and/or lithosphere (land/rock). Repeatable, under different subtitles.

Consent of instructor. Field studies in astronomy, geology, meteorology and/or oceanography, usually preceded by oncampus orientation. Schedule of classes lists specific area and topic to be investigated when course is offered. Repeatable under different subtitles. Field trip required.

Consent of instructor. Invited speakers, including graduate students, faculty and guests, present current earth science research topics in seminar format. Required of graduate students all semesters they are in residence at UNC. S/U graded. Repeatable, no limitations.