Joel Sartore Reflects on 15 Years of Photographing At-Risk Species for Photo Ark [Interview]
Since 2005, photographer Joel Sartore has been on the hunt to document the world's biodiversity through the National Geographic Photo Ark project. Now in its 15th year, Photo Ark has become an important tool for raising awareness about conservation issues. As Sartore travels to zoos and wildlife sanctuaries around the globe, he reminds the public of the precious species that we are at risk of losing.










































































