Image from David Summerhayes, runner up of the APPA Science, Environment and Nature Photographer of the Year, 2011.

Image from David Summerhayes, runner up of the APPA Science, Environment and Nature Photographer of the Year, 2011.

Image from Chris Barry, winner of the APPA Science, Environment and Nature Photographer of the Year, 2011.

Image from Chris Barry, winner of the APPA Science, Environment and Nature Photographer of the Year, 2011.

Image from Lesley Downie, winner of the APPA Documentary Photographer of the Year, 2011.

Image from Lesley Downie, winner of the APPA Documentary Photographer of the Year, 2011.

Image from Thomas Goldner, runner up of the APPA Documentary Photographer of the Year, 2011.

Image from Thomas Goldner, runner up of the APPA Documentary Photographer of the Year, 2011.

Image from David Glazebrook, winner of the APPA Student Photographer of the Year, 2011.

Image from David Glazebrook, winner of the APPA Student Photographer of the Year, 2011.

Image from Jackie Ranken, runner up of the APPA Landscape Photographer of the Year, 2011.

Image from Jackie Ranken, runner up of the APPA Landscape Photographer of the Year, 2011.

Image from Jackie Ranken, runner up of the APPA Landscape Photographer of the Year, 2011.

Image from Nick Melidonis, runner up of the APPA Travel Photographer of the Year.

Image from Nick Melidonis, runner up of the APPA Travel Photographer of the Year.

Image from Nick Melidonis, runner up of the APPA Travel Photographer of the Year.

Image from Michael Langford, winner of the APPA Travel Photographer of the Year.

Image from Michael Langford, winner of the APPA Travel Photographer of the Year.

Image from Michael Langford, winner of the APPA Travel Photographer of the Year.