Undergraduate Prerequisites: CASEE 107 or CASEE 100 (or equivalent), or consent of instructor. - Introduces key questions, types and sources of data, and analytical methods in earth and environment, and introduces students to an array of quantitative methods from both the natural and social-science disciplines. Effective Fall 2018, this course fulfills a single unit in each of the following BU Hub areas Quantitative Reasoning I, Research and Information Literacy.