| ID | Interpret | Skladba | Album | |
| 31. | Houston Independent Media Center Radio Show | Rice Environmental Conference | Houston Independent Media Center |  |
| 32. | Pat Scanlon - Recycling at Lowell Folk Fest 2006 | Environmental Corner - Thinking Out Loud | 2006-07-26 | |
| 33. | Texas Public Policy Foundation | Environmental regulations in the 80th Session | Texas PolicyCast | |
| 34. | Sunday Morning Wake-Up Call with Rick Moore | Environmental Architecture in Central Virginia | Charlottesville Podcasting Network | |
| 35. | Texas Public Policy Foundation | Environmental regulations in the 80th Session | Texas PolicyCast | |
| 36. | Pat Scanlon - Recycling at Lowell Folk Fest 2006 | Environmental Corner - Thinking Out Loud | 2006-07-26 | |
| 37. | James Desmond | Environmental racism in Nova Scotia | | |
| 38. | Hazardous Waste Clean-Up Information | MAY 31, 2007: Nanotechnology - Environmental Sensors | | |
| 39. | Jason Clark | Environmental Stewardship: Seeing the Wood From the Trees | Environmental Stewardship: Seeing the Wood From the Trees | |
| 40. | Emmanuel Kreike | Beyond Words: Environmental History, Digitization and GIS | Lunch 'n Learn speaker series, Princeton University | |
| 41. | JW Oosthoek | Environmental history: a transatlantic perspective | Exploring Environmental History | |
| 42. | Emmanuel Kreike | Beyond Words: Environmental History, Digitization and GIS | Lunch 'n Learn speaker series, Princeton University | |
| 43. | Chicago Public Radio | Student Housing Doubles as Environmental Learning Lab | | |
| 44. | JW Oosthoek | The nature, methods and future of environmental history | Exploring Environmental History | |
| 45. | JW Oosthoek | Environmental histories of settlement in Canada and New Zealand | Exploring Environmental History | |
| 46. | Views On News | William Moomaw, Professor of International Environmental Policy | The Fletcher School, Tufts University | |
| 47. | Blake Wesley | Colorado wins Rocky Mt. Arsenal Environmental Lawsuit | | |
| 48. | Aryan Tavakkoli - info@vegetarian.org.nz | Environmental Impact of Eating Fish - info@vegetarian.org.nz | Environmental Impact of Eating Fish - info@vegetarian.org.nz | |
| 49. | Berkeley Groks | Berkeley Groks 12-04-03 Michael Hoffmann: Environmental Remediation | | |
| 50. | IBM | Using Innovation to Drive Environmental Regulation: A dialogue with IBM and Alcoa | Global Innovation Outlook | |
| 51. | David Lemberg | Dr. Peter Myers, Founder and CEO, Environmental Health Sciences, 5-3-07 | SCIENCE AND SOCIETY | |
| 52. | Daniel Johnson, Jr. | Intro to Series and How I Got My Job as an Environmental Engineer - Daniel Johnson, Jr. | How I Got My Job - howigotmyjob.com | |
| 53. | James Connaughton | Chairman, White House Council on Environmental Quality | Reuters Global Environment Summit |  |
| 54. | Justin Hopper | Interview with Kathy Knauer of the Environmental Oral History Project | Making the Connections: the podcasts | |
| 55. | Dave Krupp | Marine Biology & Environmental Awareness with High School Students | HPR Points of Contact | |
| 56. | John Peterson Myers, Ph.D. | An Environmental Health Science Revolution: New Opportunities to Prevent Disease | Medical Center Hour | |
| 57. | Dave Krupp | Marine Biology & Environmental Awareness with High School Students | HPR Points of Contact | |
| 58. | Hazardous Waste Clean-Up Information | May 2, 2006: Introduction to Environmental Insurance and Other Risk Management Tools | | |
| 59. | Audrey Gasch | The Power of Yeast: Using Model Organisms to Study Environmental Interactions and Evolution | Darwin Day 2009 | |
| 60. | Dave Warner | Episode 0054: Interview with Lifestyle and Environmental Portrait Photographer Jay Watson | | |
