1.) Host Bruce Robertson talks with Professor Michael Brill of SUNY Buffalo about his work on a project to make signs to warn people about buried radioactive waste that will need to be read 10,000 years from now. 2.) Robertson talks with Ronald Getts of the Nature Conservancy abou their Last Great Places Project which helps to keep habitats and ecosystems healthy and viable. 3.) Robertson talks with Delia Owens about her new book "The Eye of the Elephant", which discusses trying to save elephants from poachers.