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Environmental SciencesB.S.

Credits required

180

Cost per credit

$366

Delivery

Online

Start terms

4 per year

Overview Curriculum Options Careers Tuition & Fees Contact Us

Options

You can focus your studies as an Oregon State University environmental sciences student by selecting one of the online options listed below. These options require you to earn credits in addition to the undergraduate core.

Applied ecology

With its applied science focus, this option includes field and geographic methods for collecting and measuring data on ecological change at various scales. View the curriculum »

Aquatic biology

Take courses that focus on the biology of aquatic plants, invertebrates, insects, fish and mammals in fresh, estuarine and marine environments. View the curriculum »

Conservation, resources and sustainability

Turn your passion for the environment into professional expertise as you learn conservation approaches, resource management and sustainability as science and policy. View the curriculum »

Earth systems

Study earth and atmospheric sciences, human-environment interaction and applied scientific methods as you learn about the earth as a unified, complex system. View the curriculum »

Environmental agriculture

Learn about agricultural ecology and production topics, then expand your study with courses that explore societal issues related to agriculture and the environment. View the curriculum »

Environmental policy and economics

This option combines a science base with policy coursework, providing the tools you need to explain environmental science issues in public interest arenas. View the curriculum »

Environmental water resources

With balanced coursework in water science and water policy, you’ll learn to help guide communities as they tackle local, regional and global resource challenges. View the curriculum »

Chemistry and the environment

Understand the chemistry behind environmental issues, so you can prepare for careers in areas like water quality management, soil contamination remediation, toxicology, atmospheric chemistry analysis and more. View the curriculum »

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Important dates

Winter term starts

Jan. 6, 2025

Spring term starts

March 31, 2025

See our academic calendar for our full quarter term schedule.

Degree quick facts

Credits required *

180

Cost per credit †

$366

Delivery ‡

Online

Start terms

4 per year

* Oregon State University is on a quarter-term system. There are four quarters each year and classes are 11 weeks long. This program's 180 quarter credits are equal to 120 semester credits.

† Based on current tuition rates. No additional charge for nonresident students. Does not include course materials and associated fees and expenses.

‡ You can complete all or nearly all requirements of this program online. View the curriculum.

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View required or recommended deadlines for your student type on our application deadlines page.

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Environmental SciencesB.S.

B.S. in Environmental sciences – Online