Ph.D. (Earth Science) is a three year duration doctoral level course. The goal of doctoral course to develop in eligible students a censorious understanding of appropriate earth- related tools, exposure to latest methods and techniques, competence in developing tools for the transformation, analysis, acquisition, processing, modelling, storage. It provide study related to presentation of spatial data, application of geo- information in identifying and responding to development problems and in drafting development policies, developing research skills to design and tackle research and development projects in many fields of geo-informatics. For this candidates must be very hard working and must posses the capacity of independent study and thought. Through this course candidates can make their career in various fields. This estimate involves coursework and the writing and acceptance of the dissertation.