
Duration24 month(s)
Tuition FeeUSD 25,708 / Year
Apply DateJuly 31, 2026
Next IntakeAugust 23, 2026
Earth Sciences and Environmental Sustainability - Engineering Sustainable Systems
The Earth Sciences and Environmental Sustainability - Engineering Sustainable Systems at Northern Arizona University is a Full Time PhD program offered at the university's main campus in Flagstaff , United States of America. The program is delivered on campus in English and can be completed in 2 years. Students develop academic knowledge and practical skills that prepare them for future careers in this field. The next available intake starts on August 23, 2026.
About Earth Sciences and Environmental Sustainability - Engineering Sustainable Systems
Disciplines
Sustainable EnergyEnvironmental SciencesSustainable Development
Requirements
Academic Requirements
- gpa
- gre
English Requirements
- IELTSMin 6.5
- TOEFLMin 80
Other Requirements
1NAU Graduate Online application is required for all programs.Undergraduate degree from a regionally accredited institutionGrade Point Average (GPA) of 3.00 (scale is 4.00 = "A"), or the equivalent. TranscriptsEnglish language proficiencyGRE revised General Test3 letters of recommendationWriting samplePersonal statement or essayResume or curriculum vitae
Fee Information
Earth Sciences and Environmental Sustainability - Engineering Sustainable Systems

Northern Arizona University
United States of America, Flagstaff