# ESPP Secondary Field ## expand\_more The secondary field in ESPP offers students in other concentrations an opportunity to complement their studies with courses that will provide an environmental science and policy perspective. **Secondary Field Requirements** - Five Courses **Foundational/Introductory Courses** **Choose one:** EPS/ESE 6 Introduction to Environmental Science and Engineering (fall) EPS/ESPP 105 Confronting Climate Change (fall) EPS/ESE 50. The Fluid Earth: Oceans, Atmosphere, Climate, and Environment (spring) GenEd 1158. Water and the Environment (spring) \[ GenEd 1085. Energy Resources and the Environment \] **Choose at least two upper-level courses from each of the two categories** **Social Sciences and Public Policy** API 165 Energy and Environmental Economics and Policy ECON 1661 Economics of Climate Change and Environmental Policy \[ ESPP 77 Technology, Environment and Society \] ESPP 78 Environmental Politics ESPP 160 US Environmental Policy and Policymaking: The Role of Congress, EPA, Stakeholders, and Courts \[ ESPP 180 Climate Change, Health and Environmental Justice-Focusing on Solutions \] Gov 1722 Politics of the Environment and Climate Change One ESPP junior seminar (ESPP 90) may be used in substitution for one of the social science and public policy requirements. **Natural Sciences and Engineering** EPS/ESE 101 Global Warming Science EPS/ESE 109 Earth Resources and the Environment EPS/ESE 112 Thermodynamics EPS/ESE 132 Introduction to Meteorology and Climate EPS/ESE 133 Atmospheric Chemistry EPS/ESE 161 Applied Environmental Toxicology \[ EPS/ESE 162 Hydrology \] EPS/ESE 164 Environmental and Industrial Chemistry for Energy, Climate, and Sustainability EPS/ESE 168 Human Environmental Data Science: Agriculture, Conflict, and Health EPS/ESE 169 Field and Lab-Based Seminar on Local Pollution Issues ESPP 171 Solid Waste in Developing Countries ESPP 173 Water Resources in Developing Countries OEB 55 Ecology: Populations, Communities and Ecosystems OEB 65 Conservation Biology OEB 120 Plant Ecophysiology and Diversity OEB 157 Global Change Biology OEB 172 Remote Sensing for Biodiversity and Ecology *\[ \] Courses in brackets are not expected to be offered in 2026/27.* *Course list updated March 25, 2026* Additional Opportunities for Engagement There are many opportunities to enrich your studies in ESPP by getting involved in the larger environmental community at Harvard. Please stay tuned for e-mail announcements throughout the semester for ESPP-related talks, seminars and events! Note regarding courses while taken abroad: One course taken through a study abroad program may, with prior approval, be counted toward the SF requirement. ## Declaring a Secondary Field To declare a Secondary Field, visit [my.harvard](https://my.harvard.edu/) and follow these [instructions](https://harvard.service-now.com/ithelp?id=kb_article&sys_id=529e5ecadb6f4f04a914fff31d96190c). Following the declaration on my.harvard, students should complete a [registration form](/pages/forms) and submit it by email to the ESPP Advising Team