Gravestones Talking Through Time

ScienceDaily (Dec. 15, 2009) — A visit to your local graveyard can provide not only a history lesson, but a science lesson as well.

Historians have long scoured old burial sites to piece together the stories of those who rest there, but scientists are now learning much more from those letters carved in stone. Gravestones are telling the story of changes in Earth's atmospheric chemistry and rainfall. Moreover, scientists are asking for your help to read the stones.

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