Peter is a researcher with over 30 years of experience. He investigates sediment and pollutant transport in landscapes. His application fields include cropping lands, grazing lands, forestry, rural roads and riparian zones. He currently is involved in projects concerning improving water quality flowing to the lagoon of the Great Barrier Reef and forested lands in New South Wales.

Prior to his role at the ANU, Peter worked at CSIRO Land and Water for twenty four years. He is an author of over 200 publication and his journal papers may be accessed at https://scholar.google.com.au/citations?user=JogXQBoAAAAJ&hl=en