Alan Derian is currently helping Richard Marvin with the composing duties on the second season of the climate change documentary “Years of Living Dangerously.” Airing on NatGeo, the series sees Arnold Schwarzenegger, Don Cheadle, Harrison Ford, Jessica Alba, Matt Damon, Olivia Munn, Jack Black, David Letterman, Sigourney Weaver, and Bradley Whitford, all contributing their time and talents to bring this issue to the forefront.