(=MSCI 420) (Prereq: BIOL 122, MATH 160, CHEM 112 and PHYS 201 or PHYS 211) (Coreq: ENVI 420L) Students actively investigate the earth system along with current environmental issues. Emphasis is placed on the integration of the many subsystems that comprise the earth system. Environmental issues are scientifically explored in an effort to develop sustainable solutions. The lab is project oriented, including both a local environmental study and a global remote sensing study. S.