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Best Online Environmental Science Degrees

Everything you need to know about online environmental science degree programs and where to find a top-ranked school.

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A young woman with rubber gloves sits along a riverbank while holding up and looking at a vile with a sample of water from the river.

You probably consider yourself an eco-conscious person. Maybe you’ve sworn off single-use plastic for good, started taking the bus or subway when you can, or volunteered a time or two cleaning up trash at your local park or beach. Your eco-record isn’t perfect (who’s is?), but you do what you can to leave a lighter carbon footprint.

Yet something inside keeps nagging you that it’s not enough. You know you want to do more to make an impact protecting the environment – maybe even by making a career out of it. If this sounds even remotely like you, earning an online degree in environmental science can be a great way to get the college education you need to make a professional impact. These study-from-anywhere programs can prepare you to work in engineering, politics, law, and other fields where you can help address serious environmental issues like climate change and over-cultivation.

This guide will introduce you to the best online environmental degree programs currently available, potential career pathways after graduation, and much more. Read on to learn everything you need to know about online environmental science degrees and get started on your path to making a difference.

2024’s Best Environmental Science Degrees Online


Take the first step of your career in environmental science by finding a school for you. To help you start your environmental studies online degree search, we’ve spotlighted the best online environmental science degree programs available. These top programs have the accreditation, affordability, and student services you need to begin a rewarding environmental science career. Online program availability and overall affordability play a heavy role in a school’s position. So, get started and see which schools rose to the top of this year’s list.

About the ranking

College Ranking Methodology

Generate List of Eligible Schools and Programs

To be eligible for this ranking, schools were required to meet the following criteria based on government data provided by The Integrated Postsecondary Education Data System (IPEDS).

  • Institutional accreditation from an organization recognized by the U.S. Department of Education.
  • At least one program in the subject area offered partially or fully online.
  • Career placement and academic counseling services.

Assign Weightings

After generating the list of eligible schools, the STEPS data team then assigned weights and ranked schools based on their performance in a variety of key categories. Affordability metrics received the heaviest weightings, followed by online learning and academic quality metrics (equally weighted).

Affordability

  • Relative cost of attendance compared to peer schools on the list. Based on in-state tuition for undergraduate students per academic year.
  • Percentage of students who receive institutional financial aid (directly from the school).
  • Average amount of institutional financial aid awarded.

Online Learning

  • Number of online programs in subject area self-reported by school to the U.S. Department of Education.
  • Percentage of students at the school taking at least one class online.

Academic Quality

  • Student-to-faculty ratio.
  • Percentage of full-time, first-time students graduating within 6 years.

About Our Data

All STEPS rankings use the latest official data available from The Integrated Postsecondary Education Data System (IPEDS). Most recent data pull: August 2023

Accreditation Glossary

ABHE: Association for Biblical Higher Education, Commission on Accreditation

ABHES: Accrediting Bureau of Health Education Schools

ACCJC: Western Association of Schools and Colleges Accrediting Commission for Community and Junior Colleges

ACCSC: Accrediting Commission of Career Schools and Colleges

DEAC: Distance Education Accrediting Commission

HLC: Higher Learning Commission

MSCHE: Middle States Commission on Higher Education

NECHE: New England Commission of Higher Education

NWCCU: Northwest Commission on Colleges and Universities

SACSCOC: Southern Association of Colleges and Schools Commission on Colleges

TRACS: Transnational Association of Christian Colleges and Schools, Accreditation Commission

WSCUC: Western Association of Schools and Colleges Senior Colleges and University Commission

1

University of Idaho

Moscow, Idaho

The University of Idaho offers an online master's degree in environmental science that focuses on preservation and sustainability. This program was designed for students who are working full time with family and seasonal obligations. Students will be studying the role of scientific, social, political, and economic impacts on the environment through both natural and unnatural processes. Students will learn to consider the relationships between waste management, water science, land use, environmental pollution, and energy systems while keeping the complexity of multiple ecosystems in balance. To be accepted into this program, students must have an accredited bachelor's degree and three letters of recommendation. This degree comes with both thesis and non-thesis options. The thesis option requires students to conduct original research, while the non-thesis option does not.

Program Highlights:

Master of Science in Environmental Science

  • Credits: 36
  • Length: 2 years
  • Cost: $5,274/semester
  • Mode: Online
  • Accreditation: NWCCU
Academic Counseling Yes
Career Placement Yes
Student-to-Faculty Ratio 16:1
Tuition (In-State) $
Accreditation NWCCU
Online Students 46%

2

University of Florida

Gainesville, Florida

The University of Florida offers an online master's degree in environmental science for students interested in environmental issues related to the soil and water quality of forested, range, urban, agricultural, and wetlands. Students must have a bachelor's degree in a related field to be accepted into this program. If you don't have a degree in a related field, you may need to complete prerequisite courses in chemistry and biology before being accepted. This program can be completed online in 2-4 years depending on courseload. Students in this program may be eligible for financial aid opportunities through assistantships, scholarships, and federal loans and grants.

Program Highlights:

Master of Science in Soil, Water, and Ecosystem Sciences, Environmental Science track

  • Credits: 30
  • Length: 2-4 years
  • Cost: $565 per credit
  • Mode: Online
  • Accreditation: SACSCOC
Academic Counseling Yes
Career Placement Yes
Student-to-Faculty Ratio 17:1
Tuition (In-State) $
Accreditation SACSCOC
Online Students 57%

3

Western Kentucky University

Bowling Green, Kentucky

Western Kentucky University offers an online master's degree in environmental and occupational health science for students wishing to further their education and career as environmental and occupational health specialists and technicians. This program provides students with an expanded knowledge in discovering ways to control and reduce the risk of exposure, environmental hazards and response, and improving occupational health. This program is a Qualified Academic Program designated by the Board of Certified Safety Professionals, which allows graduates to apply with Graduate Safety Practitioner designation from the Board of Certified Safety Professionals. WKU also offers an accelerated master's program that allows students to obtain their undergraduate and graduate degree simultaneously in an accelerated program.

Program Highlights:

Master of Science in Environmental and Occupational Health Science

  • Credits: 36
  • Length: 2 years
  • Cost: $707/credit
  • Mode: Online
  • Accreditation: SACSCOC
Academic Counseling Yes
Career Placement Yes
Student-to-Faculty Ratio 18:1
Tuition (In-State) $$
Accreditation SACSCOC
Online Students 57%

4

Johns Hopkins University

Baltimore, Maryland

Academic Counseling Yes
Career Placement Yes
Student-to-Faculty Ratio 6:1
Tuition (In-State) $$$$$
Accreditation MSCHE
Online Students 80%

5

University of Illinois Springfield

Springfield, Illinois

Academic Counseling Yes
Career Placement Yes
Student-to-Faculty Ratio 12:1
Tuition (In-State) $
Accreditation HLC
Online Students 92%
Academic Counseling Yes
Career Placement Yes
Student-to-Faculty Ratio 15:1
Tuition (In-State) $
Accreditation HLC
Online Students 59%

7

East Carolina University

Greenville, North Carolina

Academic Counseling Yes
Career Placement Yes
Student-to-Faculty Ratio 18:1
Tuition (In-State) $
Accreditation SACSCOC
Online Students 74%

8

University of Minnesota-Twin Cities

Minneapolis, Minnesota

Academic Counseling Yes
Career Placement Yes
Student-to-Faculty Ratio 17:1
Tuition (In-State) $$
Accreditation HLC
Online Students 45%

9

North Carolina A & T State University

Greensboro, North Carolina

Academic Counseling Yes
Career Placement Yes
Student-to-Faculty Ratio 19:1
Tuition (In-State) $
Accreditation SACSCOC
Online Students 58%

10

Tulane University of Louisiana

New Orleans, Louisiana

Academic Counseling Yes
Career Placement Yes
Student-to-Faculty Ratio 8:1
Tuition (In-State) $$$$$
Accreditation SACSCOC
Online Students 39%

What You’ll Learn in an Online Environmental Science Bachelor’s Degree Program

Environmental studies online degree programs typically consist of foundational major-related core and elective courses related to the examination and prevention of environmental pollution and the preservation of natural resources. A substantial portion of your course load will focus on the subjects making up your specific major (e.g., environmental science, environmental management, sustainability, etc.) and chosen concentration.

As indicated in the program spotlights above, most environmental science students also spend time in the field conducting hands-on research as part of an internship or practicum experience or to meet the requirements of individual courses. The common courses detailed below are a deep dive into the topics and specialties encountered by online environmental science degree students.

Common Courses

Most environmental science degree programs, whether online or on-campus, share foundational course subjects covered within their core curriculums. Five of the most common are discussed below, but remember that the actual titles of the courses covering these foundational subjects vary from program to program.

Climate Science

An examination of the science of climate change, climate science covers identification and analysis of the factors that create climate and exacerbate climate change both locally and globally. Also includes an assessment of past, present, and potential future climate changes through the application of various models, observations, and lab-based exercises.

Ecology and Ecosystems Studies

Overviews the interrelationship of organisms with each other and their environments at the population, community, ecosystem, and biosphere levels. Students learn to identify and apply ecological principles and scientific reasoning resulting in informed decisions regarding issues affecting ecosystems and environmental management. These courses often include hands-on field experiences.

Environmental Chemistry

Anintroductory course examining the fundamental principles of chemistry in relation to environmental systems, environmental chemistry discusses general chemistry principles including the nature of atoms, bonding types, chemical interactions and reactivity, and foundational groups. It also surveys chemistry/environmental topics like the migration of chemicals through the environment, biogeochemical cycles, and the science underlying air, water, and land pollution.

Principles of Biology

Examines the basic and advanced principles of biology as they apply to the range of applications in environmental science. Specific areas covered depend on a student’s particular academic focus within the environmental science field. For example, students concentrating on aquatic science focus on microbiology, while those concentrating on Earth science focus on geobiology. Most curriculums also include biology labs.

Statistics

Introduces basic concepts of descriptive and inferential statistics related to environmental science research. Topics include data collection and sampling methods, concepts of probability and probability distributions, hypothesis testing, chi-square tests, correlation and regression, and the use of statistical software. This is a foundational course for most environmental science curriculums, especially those for sustainability and environmental management programs.

Popular Specialization Options

Given the breadth of the environmental science job market, environmental degree students can benefit from tailoring their studies. Most online environmental science programs offer specialization options, minors, or elective course choices, though options vary significantly among programs. Below are five popular specialization options currently available from one or more online environmental studies online degree programs.

Earth Systems

This concentration undertakes a comprehensive examination of the Earth’s major systems (i.e., geosphere, biosphere, atmosphere, hydrosphere, and cryosphere) and their interrelationships to better understand global environmental changes, both natural and manmade. Particular emphasis is given to the sociopolitical and economic influences of those systems and the challenges related to climate change.

Economy, Sustainability and Society

This is a cross-disciplinary concentration focusing on the interrelationship between environmental science, sustainability, economic policy, and business and the social sciences. Coursework covers topics like natural resource conservation issues, environmental politics and policy, the impact of renewable energy resources, the social valuation of environmental systems, environmental ethics, and more.

Environmental Agriculture

Students selecting this concentration examine current and future issues and innovations in sustainable agriculture practices – and their social and environmental consequences – from local and global perspectives. Course topics include animal science, soil science, genetics, food systems, crop production and ecology, organic farming, agricultural business management, urban forestry, and many more.

Natural Resources and Conservation

For individuals interested in careers focused on conservation and natural resources management, this concentration develops an understanding of how human institutions and communities manage their relationships with ecological resources like forests, oceans, wildlife, soils, and more. Graduates with this concentration work as conservation planners, land-use planners, community development specialists, and park rangers.

Renewable Energy

The renewable energy concentration provides a broad understanding of the sustainable energies industry that, along with coursework in business economics and administration, prepares students for careers in alternative and renewable energy management. Renewable and alternative energy sources studied include solar, wind, nuclear, propane and natural gas, hydroelectric, geothermal, and biomass.

Accreditation for Online Environmental Science Degrees

Accreditation determined if colleges and universities meet important minimum standards of academic quality. It’s also a requirement for most financial aid resources, including all federal financial aid programs.

There are two types of postsecondary accreditation. Institutional accreditation concerns the quality of a postsecondary institution as a whole and is administered by several regional and national accrediting agencies recognized by the U.S. Department of Education. Programmatic accreditation refers to the vetting of specific degree programs.

There currently is no programmatic accreditation for bachelor’s degrees in environmental science, sustainability, or related majors. Therefore, always verify proper institutional accreditation of the school offering any environmental science degree program under consideration. Accreditation status is typically found on degree program or school accreditation webpages. You can also check a school’s status by visiting the websites of accrediting agencies.

FAQs About Online Environmental Science Degrees

How long does it take to earn a bachelor’s degree in environmental science online?

As with most bachelor’s degree programs, earning your online environmental science bachelor’s degree requires four years of full-time study. Actual program length may vary, however, depending on the number of previously-earned college credits accepted into your degree program and your course load (full-time or part-time).

Some online programs feature generous transfer credit options that can significantly shorten program length. Southern New Hampshire University’s BS in Environmental Science, for example, allows up to 90 transfer credits, and Antioch University’s BS in Environmental Studies, Sustainability, and Sciences allows up to 75.

How much do online environmental science bachelor’s degrees cost?

Cost for online environmental science bachelor’s degrees includes, in addition to tuition, school and lab fees, internet access fees, etc. As an online student you’ll save on costs associated with attending classes in-person (e.g., transportation costs, parking fees, etc.). The current tuition figures from the three online environmental science degree programs below give you an idea of what you might pay in tuition. For information on resources to help you pay for your online environmental science degree, check out our guide to Getting Financial Aid for Your Public Service Degree.

School NameNo. of CreditsCost/CreditTotal Tuition Cost
Indiana University120$235.59 (in-state resident);
$340.92 (out-of-state resident)
$28,270.80 (in-state resident);
$40,910.40 (out-of-state resident)
Southern New Hampshire University120$320$38,400
University of Florida120$129.18 (in-state resident);
$552.62 (out-of-state resident)
$15,501.60 (in-state resident);
$66,314.40 (out-of-state resident)

What are the admissions requirements for online environmental science bachelor’s degrees?

Admissions requirements for environmental degrees online are usually the same as those for other bachelor’s programs. Those requirements typically include:

  • High school diploma or equivalent
  • Minimum grade point average: Some programs require a minimum GPA either for all high school coursework or for specific competency courses.
  • Specific coursework: Completion of high school coursework in math, science, English, lab sciences, and the social sciences may be required.
  • Entrance exam scores: SAT or ACT scores meeting stated minimums are not always required.

Admission into many environmental science degree programs is competitive, so meeting minimum admissions requirements is not always enough for admittance.

Can I earn my environmental science degree 100% online?

Whether you can complete your environmental bachelor’s degree entirely online depends on the particular school and specific major. Most environmental degrees online feature 100% virtual didactic coursework in an asynchronous format, though some may include online lectures or other activities that require attendance at a specific time.

Most programs also include either mandatory or optional hands-on field experiences, internships, and/or capstone projects. Be sure to gain a clear understanding of all in-person requirements before enrolling in any online environmental studies online degree program.

What Can You Do with a Bachelor’s Degree in Environmental Science?

Environmental science degrees are interdisciplinary, so careers for graduates are found in a range of professional fields and all sectors of the economy. Online environmental science bachelor’s graduates often find satisfying and well-paying positions with government agencies like the Federal Park Service, U.S. Geological Survey, and the EPA. They also work in private businesses, nonprofit organizations, and colleges and universities.

Five popular careers for which you may be eligible as an environmental science bachelor’s degree graduate are detailed below along with median salary and job growth projections for each.

Environmental scientists and specialists identify, analyze, and develop solutions to environmental problems of all kinds. They are employed in all sectors but primarily in private consulting firms and at government agencies where they develop, implement, and enforce federal, state, and local regulations. They work in specialty areas within the environmental science field in positions as geologists, environmental technicians and planners, climate change analysts, health and safety specialists, and industrial ecologists.

Median Annual Earnings (2020)Job Growth
(2019-2029)
$73,2308%

Environmental engineers work in offices and in the field as technical advisors to develop, implement, and manage systems for the conservation of natural resources and the elimination and mitigation of the effects of pollution (e.g., acid rain, toxic waste, carbon dioxide emissions, unsafe drinking water, etc.) climate change, and more.

Median Annual Earnings (2020)Job Growth
(2019-2029)
$92,1203%

Conservation scientists and foresters protect natural resources and manage and maintain land quality in parks, rangelands, wetlands, and forests. Most conservation scientists and foresters in the U.S. work for government agencies, particularly in the west and southwest in national parks and federally-owned lands. Non-governmental employers include logging and agriculture businesses, social advocacy groups and NPO’s, and professional and technical consulting groups.

Median Annual Earnings (2020)Job Growth
(2019-2029)
$64,0105%

Hydrologists work with pubic officials, engineers, and other scientists in both government agencies and private businesses to understand, manage, and resolve problems regarding all aspects of water availability, volume, and flow. Most hydrologists specialize in areas like groundwater hydrology, which focuses on water flow below ground, or surface water hydrology, which focuses on above groundwater sources including rivers, lakes, snowpacks, and streams.

Median Annual Earnings (2020)Job Growth
(2019-2029)
$84,0405%

Occupational health and safety specialists and technicians identify, gather, and analyze data on health and safety conditions in the workplace. They’re also often tasked with monitoring employer and worker compliance with workplace health and safety regulations and standards. Additional duties include developing and conducting employee safety and training programs.

Median Annual Earnings (2020)Job Growth
(2019-2029)
$72,5304%

Sources: PayScale.org; Bureau of Labor Statistics

Advanced Degree Options After Your Bachelor’s in Environmental Science

Environmental science bachelor’s degree holders can continue their academic studies to earn a master’s, doctorate, or post-graduate certificate in environmental science or one of the dozens of closely related subjects. Possibilities include business administration, environmental education, environmental engineering, human ecology, landscape architecture, public administration, regenerative studies, systems ecology, and urban planning. Environmental science bachelor’s graduates interested in environmental law may wish to consider earning a JD degree. Additionally, many graduate-level program options, including those listed below, are available online.

Additional Resources for Environmental Science Students and Professionals

There are countless online resources available to support students pursuing environmental degrees online. Below are ten of the most helpful in supporting your environmental science academic and career goals.

American Academy of Environmental Engineers & Scientists (AAEES)

The AAEES provides Board Certification to qualifying electrical engineers and scientists and a range of professional development services to environmental students, engineers, and scientists. It also sponsors undergraduate and graduate scholarship opportunities for environmental science students through its foundation.

AP Environmental Science

Successful completion of the College Board’s Advanced Placement Environmental Science course and exam gives you an advantage during the college admissions process and earns college credit you can apply to your environmental science degree program.

Association for Environmental Studies and Sciences (AESS)

The AESS provides members with current tools and information for creating better courses, strengthening research, and building satisfying careers in the environmental studies and science fields. Student membership includes access to the member directory, journal and syllabus databases, and academic career and mentoring support services.

Ecological Society of America (ESA)

The ESA is a professional organization of more than 9,000 scientists, researchers, policy-makers, educators, students, and others advocating for ecology and ecologists in the U.S. and around the world. Discounted student memberships allow you to join a regional chapter and one specialized section group. Members enjoy benefits that include access to society events, training opportunities, online communities, job listings, and more.

HSU Open Educational Resources (OER)

Humboldt State University’s webpage has links and descriptions for open-resource textbooks, videos, courses, and more in environmental studies and related subjects. It’s an excellent resource for current and prospective environmental science students.

National Association of Environmental Professionals (NAEP)

The NAEP is an interdisciplinary organization dedicated to the advancement of environmental professionals by providing networking and information exchange opportunities to colleagues in academia, government, business, and industry. It also sponsors scholarships and awards for students and professionals alike. Student memberships are available.

National Student Leadership Conference on Environmental Science & Sustainability

The NSLC sponsors high school pre-college summer enrichment programs in a variety of academic fields. Its Environmental Science & Sustainability program allows student participants to immerse themselves in activities including conservation projects, hands-on simulations, career exploration, leadership training, and more.

Northeast Sustainable Energy Association (NESEA)

The NESEA provides national and international networking and learning opportunities to high-performance building and energy-efficiency professionals in the northeastern U.S. Student memberships include access to scholarship programs, association conferences and other networking events, the NESEA jobs board, and more.

Sierra Club

Founded in 1892, the Sierra Club is the best-known environmental organization in the world. It’s also a great resource for information, networking, and support for current and prospective environmental science students. Its Sierra Student Coalition offers a range of education and training programs, leadership development opportunities, and more to students aged 14 to 35.

Soil and Water Conservation Society (SWCS)

The SWCS is an international organization dedicated to advancing the science and art of natural resource conservation. Student membership benefits include scholarship, internship, and student representative opportunities. Be sure to check out the SWCS Guide to Students and Early Career Professionals in Conservation.