He has won a number of photography awards, and his work has been featured on covers including New Age, Mother Jones, Washington Post Magazine, and Irish Times.
He provided extensive coverage of the Clamshell Alliance occupations of the Seabrook nuclear power plant site in the 1970s, and also chronicled the aftermath of destruction and protest following major accidents at Three Mile Island in the United States, Chernobyl, Ukraine, and Fukushima, Japan.
[3] Mark Kramer, author and the former founding director of the Nieman Program's class on Narrative Journalism at Harvard, called the book "exquisite," stating "To open it is to participate, comprehend and appreciate the extensive, heroic, multi-decade struggle against global damage by nuclear power plants.
"[3] Throughout his career Delevingne has received a number of grants, notably from the Ministry of Foreign Affairs and International Development (France) from the French Minister of Culture, as well as the Massachusetts Foundation for the Humanities and Public Policy.
[9] The following is an incomplete list of presentations and lectures by Delevingne: His work is in the permanent collections of notable institutions including Fnac Galleries in Paris, France, Musee Nicephore Niepce in Chalon sur Saône, SUNY Arts Center in Albany, New York, the Bibliotheque Nationale in Paris, Lowell City Library in Lowell, Massachusetts, the Smith College Art Museum and Forbes Library in Northampton, Massachusetts.
[10] The following is a list of Delevingne's solo exhibitions: The New York Times; Photo Magazine; Digraphe, Paris; Tag Spiegel, Berlin; Neus Deutschland, Berlin; Berliner Morgen Post, Berlin; Village Voice; Photo Revue; Boston Globe; Photo District News; Boston Phoenix; Albany Times Union; l' Almanach de la Photo, Paris Fr; Springfield Daily News; The Journal of Photography in New England; Valley Advocate; Daily Hampshire Gazette; Seattle Times; Greenfield Recorder; Providence Sunday Journal Arts and Travel; Transcript Telegram; The French Review of Photography "Le Photographe"; The Daily News; Journal Francais d'Amerique; Berkshire Courier; Berkshire Record; The Berkshire Edge; BoingBoing; Foreword Reviews; Gloucester Times; The Sound; JNE; Lenscratch; WAMC Book Picks; and The Spokesman Review, Seattle, WA, among others.