- Ice shelves are retreating along the Antarctic Peninsula due to climate change. This could result in glacier retreat and sea-level rise if warming continues. USGS scientist Jane Ferrigno discusses the USGS project that is for the first time studying the entire Antarctic coastline in detail.
- On April 30, 2013, USGS released an updated assessment of the Bakken Formation of North Dakota and Montana as part of the National Oil and Gas Assessment. We are joined by USGS Energy Resources Program Coordinator Brenda Pierce and Bakken Assessment Lead Stephanie Gaswirth to learn more about the assessment itself; why it was performed; and some context for the Bakken Formation.
- Mount St. Helens and surrounding area recover from the historic May 1980 eruption. Shades of white and gray indicate still-bare slopes that were swept by volcanic flows; light green areas at the top of the photo show regrowth of vegetation in devastated areas; dark green areas at the bottom were unaffected by the eruption.