USA NPN National Phenology Network

Taking the Pulse of Our Planet

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Observations of plant and animal phenology are used to track the responses to climate change.

Image credit:
California Phenology Project, Brian Haggerty

Explore Data

Phenology data supports science and informs natural resource and management decisions. Explore data products and tools curated by the USA-NPN to identify how we can help you meet your phenology data needs. 

The USA-NPN offers two suites of data products: observational data and phenology maps. These products are freely available for download and use for your research, management, and outreach needs and can be explored via the Visualization Tool.

Explore the USA-NPN data resources

Are you a programmer or developer? Access data and code