The Department of Earth Science at the University of Science and Technology, Meghalaya, offers a Ph.D. program in Geography and Environmental Science. The program is open to candidates holding a master's degree in Geography, Environmental Science, or related fields.

Admission to the program is based on the candidate's statement of purpose (SOP), academic performance, entrance exam, and personal interview. Candidates who have cleared the UGC/CSIR NET exam can directly attend the personal interview.

The Ph.D. program allows students to specialize in various areas of Geography, including Water Resource Management, Remote Sensing and GIS Applications, Regional Planning Development, Social Geography, Fluvial Geomorphology, Cultural Geography, and Disaster Management.

In Environmental Science, students can focus on Wildlife Ecology, Remote Sensing and GIS Applications, Forest Ecology, Natural Hazards, Pollution Monitoring, Biodiversity Conservation, and Water Resource Management.