Colorado Impact Crater?
March 31, 2013 | Colorado Geological Survey on Facebook
The Colorado Geological Survey shares a aerial photo of a bowl-shaped feature with a distinct rim that is about 110 meters across. Could it be an impact structure?
Bitter Springs Landslide
February 24, 2013 | Arizona Geology Blog
A section of Highway 89 between Page and Flagstaff was damaged by a slide. The Arizona Geology Blog has several posts about the slide.
A larger collection of photos is posted on the Arizona Department of Transportation's Facebook page.
Dave Petley has geological commentary on The Landslide Blog.
Small Volcanoes and Global Warming
March 4, 2013 | University of Colorado at Boulder
"A new study led by the University of Colorado Boulder indicates emissions from moderate volcanoes around the world like the Augustine Volcano in Alaska, shown here, can mask some of the effects of global warming." Quoted from the University of Colorado at Boulder press release.