Do you have a passion for the environment? Love spending time outside? Enjoy telling your friends about your adventures? Do you want to have the Best Internship on Earth?

This summer, two young adults will travel around the country with the Sierra Club's activist and outings programs and video blog their experiences. They'll also receive $1,000 gift cards from primary sponsor The North Face.

Submit your video application by April 9, then share it with your friends and family. The top five videos with the most comments will receive a Sierra Club swag bag with a surprise from The North Face.

The Sierra Club's Puerto Rico Chapter notched a huge victory when the island's governor signed a bill protecting nearly 2,000 acres of the Northeast Ecological Corridor from development. For more than 15 years, a proposal to build two megaresorts loomed over the Corridor, which includes one of the most important nesting grounds on Earth for the endangered leatherback sea turtle.

"Golf courses and baby sea turtles don't mix," says Sierra Club Executive Director Michael Brune. Find out how the Sierra Club Puerto Rico Chapter and other grassroots groups kept this wondrous place from being turned into condos and putting greens.