Cross-Time Photos From Fire Lookouts Reveal Big Changes

uring the 1930's, U.S. Forest Service crews visited more than 800 fire lookout stations across the Pacific Northwest to capture sweeping black-and-white photographs of the landscape. The resulting collection is called the Osborne Panoramas. Today, 80 years later, the historic images are helping forestry officials refine their fire management practices. Research ecologist Paul Hessburg says a picture - especially a panoramic one - is worth a thousand words. "We can tell an...

© La Voix de l'Amérique - mercredi 29 octobre 2014