Posters & presentations Did the AD 853 Mount Churchill eruption trigger societal and climatic impacts in the northern mid-latitudes? 10603 Do sub-decadal climate impacts on human populations leave a detectable legacy in palaeoenvironmental archives? A tephra-dated interrogation of settlement in a marginal environment 10604 Pronounced catchment response associated with the 8.2 ka event 9043 Late Quaternary paleoenvironmental reconstruction using sedimentological parameters and quartz grains from lacustrine sediments of Schirmacher Oasis, East Antarctica 9042 Testing the analog method in reconstructing the global mean annual temperature during the Common Era 9041