Long buried under the woods of west central Louisiana, stone tools, spearpoints and other evidence of people living in the area as long as 12,000 years ago have become more exposed and vulnerable ...

Nobody can predict the future, of course -- but we can learn from the past. The past could teach us a lot about how natural disasters influence society at many different levels.

Archaeologists have been gingerly digging up the ground at a site in central Louisiana this summer to unearth and preserve evidence of prehistoric occupation.