Students listen intently to a speaker while at NASA's Earth Day event. The event took place at Union Station in Washington, DC on April 22, 2014. Photo Credit: (NASA/Aubrey Gemignani)
Photographer NASA/Aubrey Gemignani
Date April 22, 2014
Students listen intently to a speaker while at NASA's Earth Day event. The event took place at Union Station in Washington, DC on April 22, 2014. Photo Credit: (NASA/Aubrey Gemignani)