The School of Animal and Comparative Biomedical Sciences brings together animal scientists, veterinarians, microbiologists, and others to achieve the goal of promoting health in animals and humans. Students enjoy hands-on instruction, robust research opportunities and an integrated approach to animal and human health and disease.

Students, faculty and staff in the School of Natural Resources and the Environment research the world’s toughest environmental challenges and implement solutions to preserve sensitive ecosystems. We provide answers that lead to the sustainable management of natural resources while preparing the next generation of resource managers, scientists, and policy makers.

The John and Doris Norton School of Human Ecology has been an integral part of CALES since 1900, offering a place where science and social responsibility converge for the betterment of individuals, families and communities. With four academic areas of study and three research institutes and centers, the Norton School offers programs that improve the lives of families and their communities.

The School of Nutritional Sciences and Wellness seeks to enhance our knowledge of nutrition and apply what we learn to prevent and treat disease. An increased understanding about the connection between food, nutrition, physical activity and healthy living empowers students in to improve the health of people in Arizona and beyond.

The School of Plant Sciences is devoted to the study of plants, from how they’re grown to how they’re used and how they respond to their environment, especially in semi-arid and arid regions. Students take part in research to uncover ways to genetically improve plant materials, mitigate plant disease, improve food safety, and optimize plant growth.

A commitment to discovery, education, and service fuels the mission of the Department of Agricultural and Applied Economics, where creative research and scholarship prepares students to responsibly manage the world’s natural and human resources. Students from around the globe are drawn to our specialized areas of study in agricultural economics, resource economics and applied econometrics.

Combined knowledge of agriculture, education, leadership, communication, applied science and technology prepares tomorrow's leaders for careers in agricultural education and related businesses and industries. The Department of Agricultural Education, Technology and Innovation offers a variety of programs in formal undergraduate and graduate instruction, research and service designed to improve the quality of life for all people.

The Department of Biosystems Engineering develops innovative systems to sustainably feed a population expected to grow to nine billion people by 2050. Students, faculty, and community partners explore techniques to optimize growth conditions in a controlled environment, find alternative fuel and feed sources, and irrigate crops while minimizing waste.

Arizona is home to one of the most biologically diverse populations of insects in North America and our Department of Entomology is a national leader in insect biology and integrated pest management, a multifaceted and environmentally sensitive approach that reduces human health risks and protects natural resources.

Faculty and research in the Department of Environmental Science cover the full breadth and depth of environmental sciences, with strong expertise in arid and water-limited regions. Students discover new ways to preserve water quality, manage natural resources, enhance agricultural production, and improve our environment.