CNN visits a school in Hawaii that aims to inspire the next generation of environmentally-conscious leaders with a hands-on approach to learning.

Watch Video: Kauai's Next Generation

December 4 was the fourth annual Call to Earth Day. Young people across the world took part in a collective effort to help the planet. Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions.

Learn More CNN Call to Earth Day