Even to a casual observer it seems obvious that the noise generated by ships, boats, drilling rigs, sonar and other forms of human activity must be a problem for marine creatures.
Yesterday evening, Dr Luke Rendell, from the University of St Andrews, spoke about the extent and detrimental effects of both natural and man-made noise on marine mammals.
This video is available in high quality on our youtube channel:
Curious Minds will return in the new year.