David Barron is a professional photographer who travels worldwide, shooting assignments and stock photography. His photographs have appeared in numerous publications, including Science, National Geographic, Newsweek, Discover & Scientific American.

David has photographed more than 40 Earthwatch expeditions, providing us with a host of gorgeous images to help publicize and document the important environmental work our researchers and volunteers do.

You can find photos of many Earthwatch expeditions, as well as other natural scenes, on David's website, www.OxygenGroup.com

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