Below are links to archived versions of the USA-NPN's e-mail newsletters:

The Leaflet—The quarterly e-newsletter for USA-NPN researchers and scientists
Nature's Notebook Narrative—The bi-monthly e-newsletter for Nature's Notebook observers
The Connection—The bi-monthly e-newsletter for Partners of USA-NPN
Education Quarterly—The quarterly e-newsletter for Educators using Nature's Notebook

The Leaflet

• Fall 2023: State of the Climate, AGU, program sustainability
• Spring 2023: New USA-NPN data products
• Winter 2023: Calls for papers, USA-NPN store, and more
• Fall 2022: Phenology post-doc and other opportunities
• Summer 2022: Record milestone and new data quality measure
• Spring 2022: New datasets, campaigns, and opportunities
• Winter 2022: Phenology opportunities - special issues, forecasting competition
• Fall 2021: Opportunities to use phenology data
• Summer 2021: Enhanced buffelgrass greenup maps and more
• Spring 2021: New Winter Wheat Pheno Forecast
• Winter 2021: USA-NPN R package available in CRAN 
• Summer 2020: New phenology research
• Spring 2020: A chance to provide your feedback
• Winter 2020: Leadership change at USA-NPN
• Fall 2019: Over 2.5 millions records added from NEON
• Summer 2019: Land surface phenology data now available
• Spring 2019: Job opportunity with USA-NPN
• Winter 2019: Release of new Pheno Forecasts
• Fall 2018: 15 million records in the National Phenology Database
• Summer 2018: 10-year anniversary event
• Spring 2018: Annual report and Observational Data Open File report
• Winter 2018: Pheno Forecasts maps predict pest activity
• Fall 2017: New magnitude phenometrics data type
• Summer 2017: New features in the Visualization Tool
• Spring 2017: Database reaches 10 million records
• Winter 2017: Gridded maps of the Spring Indices
• Fall 2016: Latest version of Data Product Catalog
• Summer 2016: Phenology model workshop report 
• Spring 2016: Phenology maps released
• Winter 2016: Gridded data products
• Fall 2015: Phenology sessions at AGU
• Summer 2015: New publications using NPN data
• Spring 2015: Start of Spring Indicator, Data Product Catalog
• Winter 2015: Welcome!, phenology data available, programmer hire
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Nature's Notebook Narrative

• May/June 2023: Pollinators, pests, and fruits
• Jan/Feb 2023: Early spring leaves, blooms, and pollen
• Nov/Dec 2022: What did you observe in 2022?
• Sep/Oct 2022: Autumn connections with food and nature
• Jul/Aug 2022: 30,000,000 phenology records from Nature's Notebook
• May/Jun 2022: Celebrate pollinators this season
• Mar/Apr 2022: Signs of spring
• Jan/Feb 2022: Annual Nature's Notebook data uses webinar
• Nov/Dec 2021: Time for end of year data check
• Sep/Oct 2021: New research using Nature's Notebook data
• Jul/Aug 2021: New Observer Certification Course module
• May/June 2021: Summer solstice and Pollinator Week
• Mar/Apr 2021: Thank you for contributing 25 million records
• Jan/Feb 2021: Nature's Notebook data uses webinar
• Nov/Dec 2020: Unusual bloom timing this fall
• Sep/Oct 2020: Signs of fall phenology
• Jul/Aug 2020: Results from your data collection
• May/Jun 2020: The length of the spring season
• Mar/Apr 2020: Spring keeps springing during coronavirus pandemic
• Jan/Feb 2020: Early start to spring across the Southeast
• Nov/Dec 2019: New video about NPN
• Sep/Oct 2019: Resources for observing fall phenology
• Jul/Aug 2019: Campaigns that need observers this fall
• May/Jun 2019: New Nature's Notebook mobile app
• Mar/Apr 2019: New Observer Certification Course
• Jan/Feb 2019: Resources for spring phenology observations
• Nov/Dec 2018: Nature's Notebook survey
• Sep/Oct 2018: Autumn phenology
• Jul/Aug 2018: 10-year Anniversary event
• May/Jun 2018: 2017 annual report
• Mar/Apr 2018: How does calendar spring stack up to nature?
• Jan/Feb 2018: When will spring arrive where you live?
• Nov/Dec 2017: 12 million records submitted to Nature's Notebook
• Sep/Oct 2017: Tips on tracking autumn phenology
• Jul/Aug 2017: New ways to visualize data with Activity Curves
• May/Jun 2017: Reminders to Observe
• Mar/Apr 2017: Very early spring
• Jan/Feb 2017: 2016 Year-end summary
• Nov/Dec 2016: Results from your data this year
• Sep/Oct 2016: New Basic Botany and Intensity quizzes
• Jul/Aug 2016: The importance of summer observations
• May/Jun 2016: New phenology maps and badges
• Mar/Apr 2016: New campaigns to join this spring
• 2015 Infographic: See what we accomplished together in 2015!
• Jan/Feb 2016: New resources for 2016
• Nov/Dec 2015: 1.5 million records reported to Nature's Notebook
• Sep/Oct 2015: Slow down and observe this fall
• Jul/Aug 2015: Visualization tool released
• May/Jun 2015: Start of Spring Indicator, Online Course
• Mar/Apr 2015: Springcasting, Nature's Notebook Nuggets
• 2014 Infographic: See what we accomplished together in 2014!
• Jan/Feb 2015: Phenology calendars, White House Highlight, NN Enthusiast
• Nov/Dec 2014: Fall Forecasts, Publication Highlight, Results Webinar
• Sep/Oct 2014: What can data from satellites tell us about seasonal change?  
• Jun/Jul 2014: Ragweed research summary and iPhone app update
• Spring 2014: Number of records submitted by state and new badges
• Winter 2014: Webinars and campaigns for 2014 (sent by region)
• Fall 2013: Updated How to Observe handbook
• Summer 2013: Spring 2013 was late
• Spring 2013: Join a campaign this spring!
• 2013 Infographic: See what we accomplished together in 2013!
• Winter 2013: New website and badges on the way
• Fall 2012: Your data- songbird mismatch
• Summer 2012: Regional recommendations for summer
• Spring 2012: 1 millionth record reached
• Winter 2012: Season changes during winter warm spells
• Fall 2011: Fall phenology update
• Summer 2011: New National Coordinating Office staff
• Spring 2011: Observer leaderboards
• Winter 2010: Abundance and intensity additions to protocols
• Fall 2010: Phenology celebrations
• Summer 2010: Your survey responses
• Winter 2009: Addition of animals to Nature's Notebook
• Fall 2009: Preliminary results from spring and summer 2009
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The Connection

• Oct/Nov 2023: Your data in the 5th NCA, phenology resources, and more
• Aug/Sep 2023: Apply to become a Certified Local Phenology Leader
• Jun/Jul 2023: Give your feedback on the Nature's Notebook mobile app
• Apr/May 2023: How typical was this year's spring in your location?
• Feb/Mar 2023: Recapping Phenology Week
• Dec 2022/Jan 2023: Become a Certified Local Phenology Leader
• Oct/Nov 2022: Summarize your accomplishments with an Annual Report
• Aug/Sep 2022: How your data have been used this year webinar
• Jun/Jul 2022: New Intensity Module in Observer Certification Course
• Apr/May 2022: What makes a successful phenology leader?
• Feb/Mar 2022: New data analysis guidance for Local Phenology Programs
• Dec 2021/Jan 2022: New campaigns for the new year
• Oct/Nov 2021: NPN hiring new Volunteer Coordinator
• Aug/Sep 2021: Small grant opportunities for your Phenology Program
• Jun/Jul 2021: Update on funding for the USA-NPN
• Apr/May 2021: Congratulations to new Certified Local Phenology Leaders
• Feb/Mar 2021: Celebrating Local Phenology Leaders 
• Dec 2020/Jan 2021: PhenoChampion Award
• Oct/Nov 2020: Giving thanks for phenology leaders
• Aug/Sep 2020: Highlights from Local Phenology Programs
• Jun/July 2020: The length of Spring 2020
• April/May 2020: New online course on the Nature's Notebook mobile app
• Feb/March 2020: Tips for staying connected with Local Phenology Programs
• Dec 2019/Jan 2020: New Visualization Tool
• Oct/Nov 2019: A new campaign for Texas participants
• Aug/Sep 2019: Find us at upcoming conferences this Fall
• Jun/Jul 2019: LPL Clinic registration now open
• Apr/May 2019: First ever Local Phenology Leader Clinic and Rally
• Feb/Mar 2019: Resources for spring observation
• Dec 2018/Jan 2019: What did we learn from Nature's Notebook data in 2018
• Oct/Nov 2018: Winners of first annual PhenoChampions award
• Aug/Sep 2018: Last chance to submit for the PhenoChampions award
• Jun/Jul 2018: New USA-NPN 10-year anniversary poster
• Apr/May 2018: 2017 Annual Report
• Feb/Mar 2018: Spring leaf out and bloom indices and Pheno Forecasts
• Dec 2017/Jan 2018: See what we accomplished together
• Oct/Nov 2017: Fall is late this year across the country
• Aug/Sep 2017: Explore the new Activity Curves visualization
• Jun/Jul 2017: National Park Service web portal now live
• Apr/May 2017: Newly certified Local Phenology Leaders
• Feb/Mar 2017: Phenology Report Guide
• Dec 2016/Jan 2017: Second Local Phenology Leader Certification Course
• Oct/Nov 2016: Phenology Primer now available
• Aug/Sep 2016: Certification course for Local Phenology Leaders 
• Jun/Jul 2016: New phenology map tutorials, summer podcast series
• Apr/May 2016: Resources to recruit, train and retain observers 
• Feb/Mar 2016: Maps of spring and new campaigns
• Dec 2015/Jan 2016: Resources for summarizing your group data 
• Oct/Nov 2015: Nature's Notebook at the White House
• Aug/Sep 2015: Visualize data and create graphs for groups
• Jun/Jul 2015: Publication summaries, webinars, classroom resources
• Apr/May 2015: SciGirls episode, Botany primer available
• Feb/Mar 2015: Webinar series and phenology calendars
• Nov/Dec 2014: Pinterest boards, summer phenology internship, AGU
• Sep/Oct 2014: Year end summary webinar and group data article
• Jul/Aug 2014: Phenology-themed webinars, summaries, and materials
• Spring 2014: Register as a partner and new Local Phenology Leader resources
• Winter 2014: Instructional videos and feedback for future webinars
• Fall 2013: Phenology funding opportunities and new NCO publication
• Summer 2013: Highlights from the 2012 Annual report
• Spring 2013: Webinars for partners
• Winter 2013: Data download tool
• Fall 2012: Phenology trails
• Summer 2012: Single-day datasheets available
• Spring 2012: Smartphone apps for Nature's Notebook
• Winter 2012: Additions to USA-NPN science team
• Fall 2011: New training materials for Nature's Notebook
• Spring 2011: USA-NPN Geographic Affiliates
• Winter 2010: Addition of animals to Nature's Notebook
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Education Quarterly

Note: Education Quarterly has now been merged with The Connection.

• Fall 2013: New education resources
• Summer 2013: Quick-start guides for Nature's Notebook
• Winter 2013: Join one of our Spring Campaigns
• Fall 2012: Phenology Trails
• Summer 2012: Goal setting
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