Sailor, photographer and lifelong adventurer David Thoreson will speak about his journeys through the Arctic Thursday night in Vail. He will share photos, stories, and unique insights about the issues of climate change facing the region during the Vail Symposium program, which will take place at Donovan Pavilion in Vail. In 2007, Thoreson and the crew of s/v Cloud Nine became the first American sailors in history to sail the Northwest Passage from the east to the west. In 2009, sailing aboard the scientifically-equipped s/v Ocean Watch, Thoreson became the only American sailor to have ever sailed the Northwest Passage in both directions. In June of 2010, he completed a 28,000 mile circumnavigation of the North and South American continents on the 64-foot sailing vessel.Thoreson's photography has appeared across a broad spectrum of media from the National Park Service and the Smithsonian to the Wall Street Journal and PBS. He serves as the cameraman and official photographer aboard the Ocean Watch; his photo book about the "Around the Americas expedition on the Ocean Watch" was published in November 2011. Thoreson's latest television documentary on the Around the Americas expedition was produced with KOMO (ABC) in Seattle and was nominated for an Emmy in the spring of 2011. In November 2011, the book "One Island, One Ocean" was published by Weldon Owen in San Francisco and distributed by Simon & Schuster. Visit www.bluewaterstudios.com for more information about Thoreson and to view his work, and www.aroundtheamericas.org for more information about Thoreson's sailing expeditions on the Ocean Watch.