An aquifer is a saturated, porous, permeable stratum or group of strata. Hydrogeological maps give a different view to standard geological maps, classifying the strata according to their importance as aquifers and dominant type of flow, through interconnected pore spaces or fractures. But geology, depositional environment, diagenesis and structure control aquifer properties and how the […]

We will have our club AGM, together with some post festive fare. Phil Ridley will talk to us about the range of Devon Marbles to found in the Watson gallery of the Sedgwick Museum, This is also our members' chance to showcase their activities over the past year - please contact Penny if you'd like […]

(PTEE) The Permian-Triassic Extinction Event (PTEE) (c. 252 Mya) was the most severe extinction event that the Earth has experienced, with over 80% of the marine species and 70% of terrestrial species becoming extinct. The extinction event was the result of catastrophic climate change that occurred during a period of Permian warming and resulting in […]