Hertfordshire Geological Society

Science driven by conflict

Zoom Talk

Followed our 2021 AGM and given by Haydon Bailey (HGS). This talk was not recorded.

Free

Smith – marks on a landscape

Zoom Talk

given by Dr Peter Wigley (Consultant for Lynx Information Systems & co-author of Strata. - William Smith's Geological Maps. Strata. - William Smith's Geological Maps cover Abstract William Smith (1769–1839), surveyor and geologist, was born on 23th March 1769 at The Forge, Churchill, Oxfordshire, the son of the village blacksmith and educated at the village […]

Free

It’s ‘Ard Up North: An overview of the Chalk of the Northern Province

Zoom Talk

The Chalk of Yorkshire and Lincolnshire belongs to a sedimentary basin distinct from, and yet closely related to, other late Cretaceous basins in southern England. For many years, geologists attempted to fit the southern biostratigraphy onto the northern succession; rather like fitting a square peg in a round hole!

Free

The Dinosaur – Bird link: A critical overview

Zoom Talk

Given by Mike Howgate (HGS). Abstract: To most interested lay-people and even most vertebrate palaeontologists the theory that birds arose from a group of Theropod dinosaurs is now regarded as an incontestable fact. However there are a handful of dissenters from this supposed certainty. I am one. I will start by outlining the position of […]

Free

Ammonites – mythology to modern era

Zoom Talk

given by Dr Mick Oates (Retired: BG) Abstract: Ammonites are a popular subject, as they are both common and rather attractive planispiral fossils.  So it is no surprise that they attracted interest from ancient times.  The talk will cover a lot of ground, from early beliefs attached to these petrifactions dug from the ground to […]

Free

Geoconservation – principles into practice

Zoom Talk

given by Dr Colin Prosser (Principle Specialist in Geoconservation, Natural England). Rearranged from October 2020. Abstract: The UK is extremely geodiverse with many geological features and sites of international, national and local importance for research, education, tourism and recreation. However, we are a small country with a large population and our geoheritage is subject to […]