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Engineering

Earth, Environmental and Planetary Sciences (PhD) at Northwestern University

Northwestern University, United States

Programme overview

PhD in earth, environmental and planetary sciences offering a supportive and collaborative atmosphere for research and teaching. Students from wide-ranging STEM backgrounds in addition to geology and earth sciences are welcome.

Department: Earth, Environmental and Planetary Sciences  |  Study mode: full-time  |  Location: Evanston, IL, United States

Official programme page

Application information

Entry requirements

The Graduate School baseline English proficiency for PhD applicants: IELTS Academic 7.0; TOEFL iBT minimum 90 for PhD and 80 for master's (exams before 21 Jan 2026; 4.5 on the newer scale after that date); MET 61 for PhD and 54 for master's; scores taken within two years of entry; Duolingo and TOEFL Essentials not accepted; waived for applicants with a degree from an institution where English is the language of instruction. Programmes may set higher minimums.

Requirements published at program group level.

Tuition is charged per credit, so the total depends on the modules you register for each year. Current fees are listed in the official fee schedule.

Graduate applications for 2026-27 open September 15, 2026; deadlines vary by programme. The Graduate School application fee is $95 and nonrefundable, paid by credit or debit card.

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