Earlier this year, at its 12th Annual Summit, the North American Nature Photography Association recognized a number of photographers whose work has helped to promote the field of nature photography. Patricio Robles Gil, whose books illuminate the beauty and fragility of Mexico's ecosystems, was named the 2006 Outstanding Photographer of the Year. Lifetime Achievement Awards were presented to environmental and fine-art photographer Pat O'Hara and Les Line, former editor-in-chief at Audubon for 25 years.

Three industry veterans were named NANPA Fellows, a designation bestowed on those who have contributed at least 20 years to...