I go to UTSA, so here are some of the requirements for a B.S. in Environmental Science at UTSA.
Environmental Science courses required for an Environmental Science major:
4 hours
Introduction to Environmental Systems I and Laboratory
4 hours
Introduction to Environmental Systems II and Laboratory
5 hours
Environmental Ecology and Laboratory
4 hours
Environmental Remediation and Laboratory
5 hours
Environmental Microbiology and Laboratory
3 hours
Environmental Law
4 hours
Environmental Chemistry and Toxicology and Laboratory
3 hours
Global Change
Non-BCPM courses required for an Environmental Science major:
3 hours
Introductory Computer Programming for Scientific Applications
3 hours
Fundamentals of Geographic Information Systems
3 hours
Engineering Geology
Of course some of these have equivalents, such as the microbiology and the ecology.