Local music sensation Jack Johnson hosts his annual Kokua Festival on Earth Day weekend at the Waikiki Shell. Last year’s festival lineup featured Jack Johnson, Eddie Vedder, young troubadour Matt Costa and local island favorites.

The popular event benefits the Kokua Hawai’i Foundation and promotes eco-friendly living. Also featured are food booths, products and services from green companies, alternative energy demonstrations, interactive games and crafts for kids and information from environmentally active groups from around the islands. For ticket information, visit www.kokuafestival.com/tickets.