by jonathan waldman and the efforts to combat that. >> jonathan waldman is the author of the "the longest war", he has written for outside come in "the washington post" end also worked as a sticker salesmen and clerk. he started writing and was recently a fellow own environmental journalism at the university of colorado. he is the editor-in-chief. a new film about earth elements and the history of technology will have its north american american germ at the film festival. we are so delighted to welcome you both and we thank you for being here. [applause] and we will be having a conversation and then we will open it up for questions. thank you. >> thank you so much for having us. a big thanks to you for organizing the event. so as i have mentioned, he was a fellow for the center of environmental journalism and that is actually where we met at the new colorado, i was a fellow at the same time. so we have a lot of complementary interest in the environment and as also mentioned i haven't talked much about this as of yet, but we are talking about earth metals. one of the things that i highligh