In late spring the Powder River brings a few hundred gallons of water per second from a 20,000-square-mile basin on the Great Plains. Pine-edged buttes rise above the dry grassland on the horizon in southeastern Montana. Photo by author.
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In late spring the Powder River brings a few hundred gallons of water per second from a 20,000-square-mile basin on the Great Plains. Pine-edged buttes rise above the dry grassland on the horizon in southeastern Montana. Photo by author. |