• The image must be a tif or jpg file of at least 300 dpi resolution, no less than 150mm square, and must be previously unpublished.
• Include a brief description of the image (max. 255 characters, approx. 40 words) and your contact details.
• The promoter of this competition is Elsevier Ltd.
• The winning image will be selected by judges appointed by Elsevier.
• The judges' decision is final and no correspondence will be entered into.
• By entering your image to this competition, you agree that Elsevier can use the image in future promotional material.