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The citizens who chart changing climate

Jean Combes’s love of nature as a child led her to note the signs of starting spring. Her long-term records are now part of a vital growing citizen science dataset that starkly shows how climate change is shifting the timing of the natural world.

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Fig. 1: Jean Combes’s love of nature led her to mark the start of spring for nearly 75 years.

Paul Hetherington

Fig. 2: A textbook example of climate change impacts on tree phenology.

Woodland Trust


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Correspondence to Tegan Armarego-Marriott.

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Armarego-Marriott, T. The citizens who chart changing climate. Nat. Clim. Chang. 12, 311–312 (2022).

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