Earth Sciences degree

University of Waterloo earth sciences student kneels with rock hammer

Launch a career that rocks

Learn about the fascinating and complex world under your feet by exploring topics such as geology, geophysics, and hydrogeology.

In its four-and-a-half-billion-year-old history, the Earth has changed — sometimes slowly (such as mountain building) and sometimes with violent and sudden transformations that can be devastating (such as an earthquake). 

In Earth Sciences, you'll learn about rocks, sediment, water (hydrology), and soil and the impacts of climate change. We depend upon resources that come from the Earth, such as minerals for our phones, energy to heat our homes, and the water we drink. Who finds, monitors, and manages these hidden and valuable resources? A geoscientist!

Dig deep with your choice of specialization: Geology, Geophysics, or Hydrogeology. And if you're up for it, apply your knowledge through the many paid work experiences co-op offers.

When you graduate, you’ll be eligible to be licensed as an Ontario Professional Geoscientist — and be ready to develop meaningful environmental protection plans, predict natural disasters, advance health standards for water, and more.

What courses will you take?

First-year courses

September to December

January to April

This is a sample schedule. Courses or when a course is offered may change depending on availability.

Sample upper-year courses

EARTH 270 – Disasters and Natural Hazards
EARTH 331 – Volcanology and Igneous Petrology
EARTH 342 – Geomorphology and GIS Applications
EARTH 390 – Methods in Geological Mapping
EARTH 436 – Honours Thesis
EARTH 471 – Mineral Deposits

Types of courses you'll take

61% Earth, 6% Chemistry, 6% Math, 6% Physics, 6% Program Electives, 12% Free Electives, 3% Communications
This is a general guideline. The ratio of courses may change slightly from year to year.

Skills you'll develop with this major

  • Critical thinking
  • Problem solving
  • Communication
  • Fieldwork capabilities, including rock sampling and geological mapping

This isn't an exhaustive list – rather a glimpse into the skills an Earth Sciences major can provide.

Your experience will be unique, and the skills you develop will depend on your goals; which courses you take; and your involvement with any clubs, jobs, or research projects.

Customize your degree in Earth Sciences

Enhance your degree by choosing a specialization. 

  • Geology – The majority of courses you'll take are Earth Sciences courses. Geology is the least math intensive of the specializations and offers the most Earth Sciences electives.
  • Hydrogeology – You must be comfortable with math and chemistry. You'll have the opportunity to take courses through multiple faculties, including Engineering, to see the different applications of hydrogeology.
  • Geophysics – The majority of courses you'll take are Earth Sciences courses and program electives in science and math. You must be comfortable with math and higher-level physics.

With your remaining classes, you can choose electives from many of the 100 subject areas at Waterloo. You can also add additional areas of expertise to your degree by including one of the minors available to all Waterloo students.

Faculty:
Faculty of Science

Degree:
Bachelor of Science in Earth Sciences

Available as a co-op program?
Yes

Available as a regular program?
Yes

Available as a minor?
Yes

Get career-relevant skills. Right from your first term, you’ll gain practical experience in our advanced lab facilities. Or take part in research: our professors run projects in 15 countries on five continents.

Meet other geo-geeks. Build bonds outside the lab and lecture hall. The Earth and Environmental Science club (WATROX) regularly organizes field trips, social activities, and other events.

Co-op = relevant paid work experience

In the world's leading co-op program, you'll explore potential careers, learn to interview for jobs, graduate with up to two years of valuable experience — and make money!

Sample co-op job titles

  • Mining exploration field assistant
  • Geophysical data processor
  • Geological research assistant
  • Earth science museum tour guide and curriculum developer
  • Geochemistry lab assistant
  • Groundwater technician
  • Environmental geoscientist
  • Waste water project assistant

Co-op work-study sequence

Starting in second year, you'll normally alternate between school and work every four months, integrating your classroom learning with real-world experience. You can return to the same employer for a couple of work terms to gain greater knowledge and responsibility or work for different employers to get a broad range of experience.

Your first work term will be in the winter term of second year.

Year September to December (Fall) January to April (Winter) May to August (Spring)
First Study Study Off
Second Study Co-op Study
Third Co-op Study Co-op
Fourth Study Co-op Co-op
Fifth Study Study -


Learn more about co-op →

What can you do with an Earth Sciences degree?

Many graduates find careers in energy and natural resources, field research, environmental consulting, and more. Graduates can apply to become a certified Professional Geoscientist (P.Geo.) through the Professional Geoscientists of Ontario. Learn how to become a geologist or geoscientist.

Read about Carson's experience in Earth Sciences and what he plans to do after graduation.

The careers listed below are examples of what you might be able to pursue. Through the courses you take, specializations you choose, extracurriculars, and any work experience you gain, you'll graduate with a degree that's uniquely you and be ready to pursue a career that's right for you!

Geologist

Explore the Earth from the ground down as you study rocks, minerals, and the planet’s structure. You might head into the field to collect samples, then analyze them in the lab to understand how the Earth has changed over time. Each project would give you a mix of outdoor discovery and scientific investigation.

Environmental consultant

Step into projects where you evaluate how human activities like construction or mining impact the environment. You’ll assess risks, analyze data, and recommend solutions that protect land, water, and ecosystems. Your insights would help shape decisions that balance development with environmental responsibility.

Hydrogeology technician

Dive beneath the surface to understand how groundwater moves and supports ecosystems and communities. You could test wells, analyze surface or groundwater quality, and interpret data to ensure safe and sustainable water use. Through your work, you help protect one of our most essential natural resources.

Mining exploration associate

In this role, you would help locate valuable natural resources like minerals or metals. You might collect rock samples, map areas, or analyze geological data. It’s a good fit if you’re interested in resource discovery and fieldwork.

Geotechnical technical specialist

Study the properties of soil and rocks to support construction projects like buildings, roads, or bridges. Your work helps ensure structures are safe and stable. It’s a practical career that connects earth science with engineering.

Environmental monitoring technician

You would collect and analyze data on soil, water, and atmospheric conditions. This information helps track environmental changes and identify potential risks. It’s a hands-on job that contributes to protecting our natural systems.

GIS (geographic information systems) technologist

Use digital mapping software and datasets analyze geographic data and create detailed maps. These maps help with urban planning, environmental management, and resource exploration. It’s perfect if you enjoy technology and visual data.

Oil and gas field technician

Support exploration and production of fossil fuels by collecting geological data and monitoring drilling sites. Your work helps companies understand where resources are located and how to extract them safely. It’s a field-based role with a strong technical focus.

Climate change data analyst

Study environmental data to understand climate patterns and predict future impacts. Your work can help guide policies, business decisions, or sustainability efforts. It’s a great option if you are interested in global environmental challenges.

Soil scientist technician

Analyze soil samples to understand their composition and health. This work supports agriculture, construction, and environmental restoration. It’s a great fit if you’re interested in how land supports life and development.

Natural resource management consultant

Manage forests, parks, or land resources in sustainable ways. This could involve monitoring ecosystems, planning projects, or working with communities. It’s a meaningful path if you care about conservation.

Seismic data technician

Analyze data from seismic surveys to understand movements in the Earth’s crust. This is often used in resource exploration or advancing safe building codes and earthquake research, It’s a technical role that combines physics and earth science.

Water resource technician

Monitor rivers, lakes, and groundwater systems to track quality and availability. Your work helps ensure water is used responsibly and remains safe. It’s a practical career with a strong environmental impact.

Disaster risk and mitigation associate

You would help assess risks from natural hazards like earthquakes, floods, severe weather, wildfires or landslides. Your role includes analyzing data and supporting preparedness evacuation plans. It’s ideal if you want to help communities stay safe.

Technical writer

Explain complex earth science topics in clear, accessible language through reports, manuals, or articles. Your work helps share important scientific information with wider audiences. It’s a great option if you enjoy both writing and science.

Learn about the future of careers in science.

What is the difference between Earth Sciences and Environmental Sciences?

Earth Sciences focuses on physical components of the Earth, such as rocks, minerals, landforms, and processes. You'll study how the Earth's surface is formed, how the atmosphere and weather patterns work, how the oceans behave, and how the interior of the Earth is structured. Learn about earthquakes, volcanoes, climate change, and the history of our planet.

Environmental Sciences studies the interaction between living organisms and their environment, including the impact of human activities. You’ll gain a solid grounding in chemistry and biology and research topics such as pollution, biodiversity, conservation, and sustainable resource management.

Admission requirements

Ontario students

Six Grade 12 U and/or M courses including

  • English (ENG4U) (minimum final grade of 70% is required)
  • Advanced Functions (minimum final grade of 70% is required)
  • Calculus and Vectors (minimum final grade of 70% is required)
  • Two of Biology, Chemistry, Earth and Space Science, Mathematics of Data Management, or Physics

Admission averages: Low 80s

Not studying in Ontario?

Search our admission requirements.

How to apply

Apply to Physical Sciences and select Earth Sciences as your major.

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