AbstractThis poster illustrates the potential of phytoliths (plant microfossils) for reconstructing past environments, and presents the research design of a study centered on Holy Island/Lindisfarne in Northumberland. Full-screen mode recommended. BSBI_poster_2021_v4 Acknowledgements Botanical Society of Britain and Ireland Studienstiftung des Deutschen Volkes Natural Environment Research Council / Iapetus2 DigVentures