Northwest scientists discover 'turtle power' provides a record of

Northwest researchers have discovered that turtle shells, of all things, can help track radioactive doses through time – like walking tree rings. Scientists say these heroes in a half shell could help with environmental monitoring at nuclear waste and fallout sites around the world.

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Northwest scientists discover 'turtle power' provides a record of radioactive material exposure - OPB

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A subadult loggerhead sea turtle, Caretta caretta, 74 cm SCL, from the

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Turtle Shells Record Nuclear History

Turtle found at Health Sciences Centre