Students work to document rock art at a preserve near Utah Lake to help it win national recognition even as new threats emerge

(Francisco Kjolseth | The Salt Lake Tribune) Alison Green, 12, uses a tape measure to make notes on ancient petroglyph at the Adelbert Doyle Smith Family Archaeological Preserve on the west shore of Utah Lake. Middle school students are participating in a program to nominate the area as an archaeological preserve on the National Register of Historic Places.