[system]

To investigate the impact of geology on the spread of pollution, scientists in Oxford are studying how water travels underground across a flood plain.  But at this time of year, the research involves getting wet, cold and muddy, as Richard Hollingham discovered….
Read a transcript of the interview by clicking here
or [chapter podcast=3078 track=11.04.10/Naked_Scientists_Show_11.04.10_8328.mp3] Listen to it now[/chapter] or [download as MP3]