- USGS scientist Edward Josberger discusses research from the past 50 years to measure changes in the mass (length and thickness) of three glaciers in Alaska and Washington. These are the longest such records in North America and among the longest in the world.
- The Lower Yellowstone Falls, Yellowstone River, taken in Yellowstone National Park, Wyoming, USA on January 1st, 2010.
- 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.