University of California Davis

Overview

The PhD program in Soils and Biogeochemistry at the University of California, Davis offers an in-depth exploration of soils as dynamic, living systems. This program emphasizes the interconnections between physical, chemical, and biological processes, focusing on how these interactions influence ecosystem changes and human activities. It provides a robust foundation for advanced research and professional careers in soil science and environmental biogeochemistry.

What you'll study

Programme Structure

The academic pathway consists of graduate coursework, research apprenticeships, and milestones guided by a committee.

Core Academic Preparation

• Soils and Biogeochemistry: Graduate-level study of soil science and biogeochemical processes.
• Biology: Understanding soil ecology and the interactions between microorganisms and biological systems.
• Plant Science: Investigating plant-soil interactions and the cycling of nutrients and elements.

Research Training

• Engagement in faculty-mentored research focusing on soil systems, biogeochemical cycling, and related environmental processes.
• Regular progress assessments with an academic committee to ensure alignment with program goals.
• Development of a dissertation research plan that meets program expectations.

Electives and Specialization

• Select additional graduate electives to enhance the research area, including topics in chemistry, physics, ecology, modeling, or field methods.
• Course selections are customized in consultation with the student's committee to align with their background and dissertation focus.

Dissertation

• Completion of a PhD dissertation based on original research, culminating in a final defense as per UC Davis Graduate Division standards.

Entry requirements

• Academic Background: A solid undergraduate or graduate foundation in soil science and environmental biogeochemistry is essential.
• Minimum GPA: A GPA of at least 3.0/4.0 is typically required.
• Preparation Coursework: Strong preparation in subjects such as chemistry, physics, biology, calculus, and soil science or agronomy.
• Letters of Recommendation: Submission of three letters of recommendation is required.
• English Proficiency:
  • TOEFL iBT: Minimum score of 80
  • TOEFL Paper: Minimum score of 550 (where applicable)
  • IELTS: Minimum score of 7.0 on a 9-point scale
• Additional Application Materials: Components of the UC Davis graduate application, including a statement of purpose and academic history, must be submitted—check for the specific requirements for the current admissions cycle.

Career prospects

Graduates of the PhD program in Soils and Biogeochemistry will be well-prepared for diverse career opportunities in academia, government, and industry. Potential career paths may include roles in research, environmental consulting, soil management, and policy development, as well as positions within organizations focused on environmental sustainability and resource management.