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Topic: 19th Century Citizen Science Shows How the Climate Has Already Changed (Read 42 times) previous topic - next topic

19th Century Citizen Science Shows How the Climate Has Already Changed

19th Century Citizen Science Shows How the Climate Has Already Changed

[html]Researchers co*pared newly found, centuries-old observations to modern citizen science data. It’s not only warmer, but seasons are arriving earlier.[/html]

Source: 19th Century Citizen Science Shows How the Climate Has Already Changed (http://ht**://www.discovermagazine.c**/environment/19th-century-citizen-science-shows-how-the-climate-has-already-changed)