Episode 23: Mass extinctions

01/12/2013 59 min
Episode 23: Mass extinctions

Listen "Episode 23: Mass extinctions"

Episode Synopsis

What are Mass extinctions, how are they quantified, what are the driving forces behind them, how bad were the ones in the past and will we have more in the future?
To answer these questions we are joined by mass extinctions specialist Prof. Paul Wignall of the University of Leeds, UK.