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What is Environmental Science? A Comprehensive Guide

Environmental science is an engaging and comprehensive field that explores dynamic relationships between the natural environment and human actions. When asking "what is environmental science," it is essential to recognize its broad scope, which includes areas like ecology, geology, chemistry, and social sciences. These disciplines come together to offer insights into how we interact with our planet.

As environmental challenges like climate change, pollution, conservation, and resource management grow more pressing, understanding environmental science becomes increasingly vital. At the University of Mount Union, we explore how scientists work to develop sustainable solutions that benefit both humanity and the Earth. Click the links below to jump to the sections that matter most to you.

  • Understanding Environmental Science [LINK]
  • The Importance of Environmental Science [LINK]
  • Core Components of Environmental Science [LINK]
  • Career Opportunities in Environmental Science [LINK]
  • Educational Paths in Environmental Science [LINK]
  • The Future of Environmental Science [LINK]
     

Understanding Environmental Science

The question of "what is environmental science" is best answered by examining its core mission: studying the interactions between humans and nature. It addresses pressing issues such as climate change and biodiversity loss by incorporating biology, chemistry, geology, and social sciences. Key principles of environmental science include ecosystems, sustainability, and earth science. Ecosystems focus on the intricate networks of living organisms and their environments, which are crucial for conservation. Sustainability involves meeting today's needs without compromising future generations' ability to meet theirs. Earth science is a field focused on understanding the planet based on its present features and past evolution.

Mount Union utilizes this interdisciplinary approach to equip environmental science students with the tools to devise innovative strategies that foster sustainable development and address the interconnectedness of societal, economic, ecological, and earth systems.

 

The Importance of Environmental Science

students doing research in riverEnvironmental science significantly impacts public health by identifying environmental hazards such as air and water pollution, contributing to safer communities and a better quality of life. The field plays a crucial role in addressing climate change, pollution, and conservation by studying the interactions among the atmosphere, biosphere, hydrosphere, and geosphere. This research supports strategies to reduce carbon emissions and adapt to shifting weather patterns.

In policy-making, the insights of environmental science are indispensable. Policymakers rely on scientific findings to craft regulations that promote sustainability, enabling effective conservation and resource management. This collaboration leads to a healthier planet and underscores why understanding environmental science is so crucial.

 

Core Components of Environmental Science

When pondering "what does an environmental scientist do," one must consider examining the relationships between humans and nature, focusing on ecosystems and biodiversity while gaining insights into planetary health and ecological balance. Another crucial aspect is assessing human impact, exploring how industrial activities and urban development affect the environment. Scientists develop strategies to mitigate pollution and habitat destruction, promoting sustainability.

Those interested in environmental science careers should also develop competencies in earth sciences. While environmental science is the impact individuals have on their environment, earth science focuses on the world’s impact on individuals. From volcanoes and earthquakes to erosion and exploration of natural resources, earth scientists analyze key aspects of our environment.

Environmental policies and regulations are integral to the field, aiming to protect natural resources. Understanding these frameworks helps scientists advocate for effective solutions to environmental challenges, engaging communities in conservation efforts.

 

student analyzing bird feeder

Hands-on Environmental Science Learning

Through Mount Union's Huston-Brumbaugh Nature Center, students have the opportunity to participate in engaging research throughout the Center's more than 100 acres.

Discover the Nature Center

Opportunities for Environmental Science Careers

A common question is, "What can I do with an environmental science degree?" The possibilities are vast and varied. Environmental science offers diverse career paths, including roles such as environmental consultant, conservation scientist, naturalist, and wildlife biologist. These positions span government agencies, non-profit organizations, and private companies. Professionals in this field need a solid foundation in scientific principles, while blending analytical thinking and soft skills sought after by today’s employers.

Typically, a bachelor's degree in environmental science is required, with advanced positions often requiring further education. Skills in data analysis and geographic information systems (GIS) are highly beneficial. Mount Union offers a course in geographic information systems, preparing students for these dynamic career opportunities. Environmental scientists’ expertise informs policy decisions and raises community awareness, shaping a sustainable future.

Mount Union alumna Emily Keller-Dey ’20 has forged a unique career path to become an influential leader in the environmental science industry. As the director of sustainability initiatives for the Greater Cleveland Partnership, Keller-Dey works as a liaison to nearly 50 companies, working to reduce their carbon footprint and develop environmental solutions. She was recognized for her efforts by being named to Crain’s Cleveland Business’ “20 in their 20’s” for 2025.

 

Educational Paths in Environmental Science

Mount Union offers an environmental science degree tailored to each student's individual goals. A bachelor's degree provides a strong foundation, preparing students for careers or advanced degrees focusing on areas like policy or scientific research.

Internships and field experience are invaluable, allowing students to apply knowledge in real-world settings and build professional networks. At Mount Union, these experiences are encouraged to enhance career readiness and networking with successful alumni.

 

The Future of Environmental Science

The field of environmental science is evolving with the advent of technologies like remote sensing, artificial intelligence, and big data analytics, which enhance environmental research. These innovations enable precise ecosystem assessments and more effective conservation strategies.

Looking ahead, environmental science will likely emphasize interdisciplinary studies, blending social and natural sciences. Mount Union’s students are uniquely prepared for this future by combining science-based curricula with the University’s dynamic Integrative Core. As public awareness grows, career opportunities will expand, encouraging a sustainable future through informed engagement.

 

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