USA NPN National Phenology Network

Taking the Pulse of Our Planet

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The USA National Phenology Network

The USA National Phenology Network

We bring together citizen scientists, government agencies, non-profit groups, educators and students of all ages to monitor the impacts of climate change on plants and animals in the United States. Learn more about the USA-NPN

What is Phenology?

What is Phenology?

Phenology refers to key seasonal changes in plants and animals from year to year—such as flowering, emergence of insects and migration of birds—especially their timing and relationship with weather and climate.

Learn more about phenology

Nature's Notebook

Nature's Notebook

Join amateur and professional naturalists in regularly observing plants and animals to generate long-term data sets used for scientific discovery and decision-making.

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USA National Phenology Network


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USA-NPN Programmer Hire

February 6, 2015

The USA-NPN is hiring a programmer with a background in data analysis, to advance the Network's data and research infrastructure. Candidate's primary responsibilities will be focused on maintaining existing web infrastructure and supporting the development of data products from USA-NPN's Nature's Notebook plant and animal phenology program and as well as analyzing and integrating third-party data sets. Apply at University of Arizona's CareerTrack, under job number 57315.

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Observers Needed

Nature's Notebook Infographic 2014See what Nature's Notebook observers accomplished in 2014!

Check out our infographic showing what our Nature's Notebook plant and animal phenology observers accomplished in 2014. You too can be a part of the effort this year!

Find out more about Nature's Notebook»