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'Immortal' Lichens in the New York Times
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![Close of picture of lichen being studied by ecologist Anne Pringle](https://harvardforest.fas.harvard.edu/sites/default/files/styles/medium/public/lichen.jpg?itok=TKN-CfRP)
The New York Times recently featured ecologist Anne Pringle's research on the growth of decades-old lichens in a nearby Petersham cemetery. Understanding how lichens live, grow, and senesce may help Pringle and her research team redefine biological mortality as we know it.