This is the final version. Available on open access from Springer via the DOI in this recordAvailability of data and materials: The datasets used and analysed during the current study are available from the corresponding author on reasonable request.This is an empirical study of teacher experiences with school learners (7–18 years) engaging in cross-curricular environmental science during the COVID-19 pandemic. The study focuses on #FieldworkLive, a programme of live-streamed outdoor science lessons produced by the Field Studies Council and Encounter Edu during the UK lockdown (April – May 2020). The experiences of approximately 377,000 teachers and students from 32 countries were captured using an online survey and direct staff consultati...