Stager, J Curt Climate variability and cultural eutrophication at Walden Pond (Massachusetts, USA) during the last 1800 years. [electronic resource] - PloS one 2018 - e0191755 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1932-6203 Standard No.: 10.1371/journal.pone.0191755 doi Subjects--Topical Terms: Climate ChangeEutrophicationFossilsMassachusettsPonds