Survey of basic scientific principles needed to understand current environmental problems and evaluate alternatives for solving those problems. Prerequisite: Reading proficiency. (Note: Periodically, linked sections of BIO 1110 and BIO 1120 are offered, featuring local field trips, and in the travel study format, featuring a trip to Florida or the Rocky Mountains. Any student who registers for a linked section of BIO 1110 also must register for the corresponding BIO 1120 section.)