Established in the year 2022, SIES College of ASCS Autonomous, Sion (W), Mumbai is the first college in Mumbai to offer B.Sc. Course in Environmental Science which is an undergraduate, interdisciplinary course wherein learning is imparted to eligible candidates in concepts such as sustainable resource development, environmental pollution control and management among others. This 4-year long course is divided into eight semesters, with each semester lasting for a period of six months. The students opting for three years will be graduated with a Bachelor's Degree while the ones opting for a 4-year course will be awarded with Bachelor’s with Honours Degree.

The course combines aspects of Biology, Ecology, Geography, Chemistry, Natural Resource Management, Environment Management, Pollution, etc.