“Walden was more than a thought experiment. During Henry David Thoreau’s contemplative time by the pond, he recorded countless observations on spring flowering and bird arrivals. These notes are the backbone for a recent study that examines how the area surrounding Walden Pond has been gradually impacted by climate change. In a 2016 study, a team of scientists from Boston University examined Thoreau’s records and compared them to their own leaf-out (dates on which leaf buds begin to open) and spring flower notes from the same area, showing how citizen science can help scientists better understand how climate change is impacting ecosystems worldwide. ...”
2020 April: Henry David Thoreau - I, 2020 May: This Ever New Self: Thoreau and His Journal - II, 2022 January: Emerson and Thoreau’s Fanatical Freedom
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