Halema'uma'u Crater, Kilauea Volcano Summit Eruption 2008-2013
Detailed Description
Kīlauea Volcano's summit vent "then and now." In April 2008 (top image), a month after it opened, the vent within Halema‘uma‘u Crater was about 115 feet in diameter. As of March 2013 (bottom image), it is more than 500 feet across.
Sources/Usage
Public Domain.