
Duration24 month(s)
Tuition FeeUSD 25,708 / Year
Apply DateSeptember 1, 2026
Next IntakeJanuary 10, 2027
Earth Sciences and Environmental Sustainability
Northern Arizona University offers the PhD of Earth Sciences and Environmental Sustainability as a full-time degree delivered on campus at its main campus in Flagstaff , United States of America. Taught in English and completed over 2 years, the program equips students with the theoretical knowledge and practical skills required for earth sciences and environmental sustainability and related professional fields. The next available intake begins on January 10, 2027.
About Earth Sciences and Environmental Sustainability
Disciplines
Environmental SciencesSustainable DevelopmentEarth Sciences
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

Northern Arizona University
United States of America, Flagstaff