Collected over more than 50 years from the site of a former cotton plantation in rural South Carolina, the jars are part of long-term study of how activities such as logging and farming have changed the soils on which we depend for food, feed, fuel and fiber.
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- On the second floor of the Levine Science Research Center, in a tall wooden cabinet that could easily be mistaken for an antique dresser, Duke University professor Dan Richter keeps an unusual collection: nearly 600 jars holding hundreds of pounds of Piedmont soil.
Three quarters said their digital music and photo collections had strong sentimental value, while eight out of ten said their digital assets were financially valuable.
More than half said information held online or on personal computers contained important domestic and personal details.
The over 55s value their digital assets more highly than any other age group, according to the report, with 83 per cent saying they have strong sentimental value and 89 per cent financial value.
More than half said they have a digital music collection, with 45 per cent valuing it at over £100 and 10 per cent at over £1,000.
The Dying in a Digital Age study, commissioned by Remember A Charity, disclosed that four in five people own digital assets, but only nine per cent have considered how they will pass these on when they die.
''This report shows that we should all take a moment to think about our own digital footprint and who we'll pass it on to.