David B Madsen

"About 12,000 years ago, a major river ran from the Sevier Basin to the Great Salt Lake, feeding a wetland delta system and creating riparian habitat along its length. But after three thousand years the river dried up and the surrounding lands became more like what we see today. Because the Old River Bed Delta experienced less environmental and human disturbance than other areas, many of the Paleoarchaic sites found there have remained relatively...