Dr Anna Lichtschlag is a marine geochemist in the Marine Geoscience Research Group at the National Oceanography Centre, Southampton, UK. She has contributed to several EU projects (HYPOX, HERMES) and has been working on several Carbon Capture and Storage projects (ECO2, QICS, ETI ) since 2012. Her interests include fluid-sediment interactions, early diagenetic processes and biogeochemical cycling in marine sediments and in situ measurements of benthic fluxes.