GL2200 Stratigraphy and the History of life. The course contains two related elements A. Stratigraphic techniques: lecture/practical sessions on Geochronology and Litho-, Bio- and Sequence Stratigraphy principles and techniques. This module will be taught by Dr Alex Clarke. Practicals will be lab based or independently undertaken on the computer. B. Major events in the history of Life. This module will be taught by Professor Margaret Collinson and practicals will be lab based. Knowledge and skills gained in this course will support your 3rd year work, including independent mapping projects. The theory exam will be 2 hours long and comprise two sections, one based on each module.