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The USA-NPN brings 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.
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See forecasts of pests and invasive species 
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Are you attending the Ecological Society of America's Virtual Meeting from August 3-6, 2025? USA-NPN staff and partners will be in attendance, co-organizing the session Indigenous Phenology: New Mindsets for Working Among Worldviews, and the Ignite session Big Data Reveal Seasonal Changes: Innovation in the Integration and Analysis of Large Phenological Datasets. Each session will have a 30 minute Q&A Discussion with the organizers and presenters. See the session descriptions and schedule here. We hope to connect with you there!
Photo: Brian Miller
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Leader Use phenology for your science and engagement efforts. Researcher Explore phenology data and publications. Educator Enrich your teaching with phenology. Manager & Decision Maker Improve decision making with phenology data and information. Volunteer Scientist Contribute to an exciting national effort. ysscloud加速 Find phenology resources for your story.
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