Overview

From enhancing water quality to ensuring food safety and promoting environmental justice, Environmental Science's faculty-led research initiatives are at the forefront of shaping a sustainable future.

The University of Arizona encourages prospective students to engage directly with their faculty to explore their research interests and potential funding opportunities. Their unique approach ensures that each student is matched with a major faculty advisor before admission, providing personalized mentorship and support throughout their academic journey.

What to expect from the program

Depending on your minor area of study, you will complete at least 63 or 66 units of graduate credit, emphasizing in Environmental Science or Soil and Water Science. Different course options are available depending on your emphasis area. You also have the opportunity to work with faculty and staff in eight research areas.

Programme Structure

Courses include:

Environmental biology

Environmental chemistry

Environmental physics

Sustainable Management of Arid Lands and Salt-Affected Soils

Nutrient Dynamics in Soils

Modeling of Mass and Energy Flow in Soils

Scientific Writing for Environmental, Agricultural and Life Sciences

Microbial Biogeochemistry and Global Change

Key information

Duration

Full-time
- 60 months

Start dates & application deadlines

Starting 2027-01-13 00:00:00
- Apply before 2026-10-01 00:00:00 , National
- Apply before 2026-06-01 00:00:00 , International
Starting 2027-08-23 00:00:00
- Apply before 2027-06-01 00:00:00 , National
- Apply before 2026-12-01 00:00:00 , International

Language

English

Duolingo English Test

110

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TOEFL^® IBT

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PTE Academic

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IELTS

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Credits

63 SCH

63-66

Delivered

On Campus

Campus Location

Tucson, United States

Disciplines

Environmental Sciences View 116 other PhDs in Environmental Sciences in United States

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Academic requirements

GPA

GRE^®

Required

English requirements

Duolingo English Test

110

Take A Free Practice Test!

TOEFL^® IBT

Schedule TOEFL®

PTE Academic

Schedule a PTE test!

IELTS

Prepare for Your English Test

Cathoven AI IELTS Preparation

Learn your IELTS Score

AI-powered IELTS feedback. Clear, actionable, and tailored to boost your writing & speaking score. No credit card or upfront payment required.

Trusted by 300k learners
98 accuracy using real exam data
4.9/5 student rating

Other requirements

General requirements

All applicants must have a minimum 3.0 GPA on a 4.0 grade scale.
International students must have a TOEFL score of at least 550 (paper-based) or 80 (Internet-based). TOEFL test scores are valid for two years from the test date. (TOEFL Institution Code: 4832).
We do not require the GRE.

Tuition Fees

Tuition fees are shown in and the most likely applicable fee is shown based on your nationality.

International Applies to you

Applies to you

Non-residents

23400 USD / year

≈ 23400 USD / year
Out-of-State

23400 USD / year

≈ 23400 USD / year
Domestic

Applies to you

In-State

12700 USD / year

≈ 12700 USD / year

Living costs

Tucson

United States

830 - 1140 USD / month

The living costs include the total expenses per month, covering accommodation, public transportation, utilities (electricity, internet), books and groceries.

Funding

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Scholarships Information

Below you will find PhD's scholarship opportunities for Environmental Science.

Available Scholarships

You are eligible to apply for these scholarships but a selection process will still be applied by the provider.

About

Overview

What to expect from the program

Programme Structure

Key information

Duration

Start dates & application deadlines

Language

Prepare for Your English Test

Credits

Delivered

Campus Location

Disciplines

What students do after studying

Academic requirements

English requirements

Prepare for Your English Test

Other requirements

General requirements

Tuition Fees

International Applies to you

Domestic

Living costs

Tucson

Funding

Scholarships Information

Available Scholarships

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