Credits required
45 Oregon State University is on a quarter-term system. There are four quarters each year and classes are 11 weeks long. This program's 45 quarter credits are equal to 30 semester credits.*
Cost per credit
$560 Based on current tuition rates. No additional charge for nonresident students. Does not include course materials and associated fees and expenses.
Online You can complete all or nearly all requirements of this program online. View the curriculum.
Start terms
4 per year

Professional Science Master's in Environmental Sciences – Online


Given the public’s increased interest in environmental issues – and the urgent need to solve the world’s most pressing challenges – earning an environmental sciences master’s degree will enable you to meet the rising demand for environmental scientists and specialists.

Increasing demand for scientists with business acumen

Earning your M.S. in Environmental Sciences will prepare you to enter the workforce as a research-minded professional who can use social information – such as demographics, environmental policy and economic systems – to develop conservation plans and make decisions for the good of the environment. You’ll also be equipped to engage in scientific research in such areas as biogeochemistry, ecology and water resources to improve the understanding of complex systems.

As a graduate of the PSM in Environmental Sciences program, you’ll be able to advance your career or begin a new one by gaining the requisite skills and knowledge to develop sustainable solutions that balance environmental, health, business and social interests as continued population growth puts more pressure on the environment.

Job market outlook

Make a well-informed decision on which degree to pursue online by using the following live job market information from public and private data sources.


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Environmental sciences online master’s program yields career rewards for graduate  

When she retraces the path that led to her current role as an environmental analyst for local government, Kaitlin Thurman points to four ways Oregon State Ecampus and its environmental sciences master's program helped make her dream a reality.

Oregon State Everywhere: ‘Consider where you want to go, not where you are’

Justin Nelson says the topics covered in Oregon State's online environmental sciences master's degree program are ideal for helping students who want to change careers "break into new markets and industries." Earning a master's led Justin to a new role working in corporate sustainability strategy.

Oregon State Everywhere: ‘Education is an investment in yourself, and you are worth it’

Here's my advice to anyone who is considering going back to school: Go for it! There is no better time than now. ... Education is an investment in yourself, and you are worth it. OSU Ecampus was user-friendly, with great support." — Matt Bowling, Oregon State Ecampus...