Jamie is a cowboy poet who lives in a suburb of Dallas, Texas. A leader on her rugby team, Jamie knows when it's time to be aggressive. She sees words as swords to battle against the multiple threats of over-population and over-consumption. She was especially inspired by the Earthwatch project in Thailand:
"The head scientist, Charles Higham, showed everyone the excitement and complete wonderment that goes along with studying ancient burial sites. I have always wanted to be an archeologist and this project just reinforced the reasons why I wanted to be one."

Arsen was born in Haiti and raised in a redwood forest near Oakland, California, practices African drumming and the Brazilian martial art of capoeira. He sees the land of his birth as a place shattered by environmental destruction — a fate he feels may come to other parts of the world if we delay any further. He is active in Jane Goodall's Roots & Shoots environmental education program.

Tyler is an impassioned baseball player, filmmaker, scuba diver and outdoorsman from the Massachusetts woods. He is very tech savvy and used his talent to shoot his companions' video diaries during the making of A Year on Earth.