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David Helvarg
David Helvarg is the author of six books, including Rescue Warriors, 50 Ways to Save the Ocean, and Saved by the Sea. He is founder and executive director of Blue Frontier and cofo...ver másDavid Helvarg is the author of six books, including Rescue Warriors, 50 Ways to Save the Ocean, and Saved by the Sea. He is founder and executive director of Blue Frontier and cofounder of the Peter Benchley Ocean Awards. He lives in the San Francisco Bay Area.ver menos
Libros de David Helvarg
Rescue Warriors: The U.S. Coast Guard, America's Forgotten Heroes 50 Ways to Save the Ocean Calificación: 4 de 5 estrellas4/5The Golden Shore: California's Love Affair with the Sea Calificación: 4 de 5 estrellas4/5Saved by the Sea: Hope, Heartbreak, and Wonder in the Blue World Calificación: 5 de 5 estrellas5/5