<classify> Eneyisa yabwe eya thamo teteredde nga empuku ennene ezo kunsi ezikuma ebugumu erisamusamu, naye kyomudiringanwa mu binnya ebiwanvu ebyomutaka, Glen clushing owa United States Geological Survey USGS yagamba nti timu ya Astrogeology naba Ssetendekero ya Northern Arizona abasangibwa mu Flagstaff, Arizona.ll  <topic>: geography 