USA NPN National Phenology Network

Taking the Pulse of Our Planet

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The USA-NPN, phenology, and our partners are often in the news. Follow some recent stories below.

Image credit:
Sara N. Schaffer

News

  • How typical is this year's spring?
    Wednesday, March 20, 2019
    In places where spring has sprung, how how often have we seen a spring like this one? The USA-NPN's spring leaf out shines light on where leaf out of early season plants has occurred across the country. In the map at left, darker colors represent springs that are unusually early or late in the long-term record. Gray indicates an average spring.
     
    How typical is this years spring leaf out 2019
  • Did the groundhog get it right this year?
    Saturday, February 2, 2019

    Punxsutawney Phil predicts an early spring this year. Our map of accumulated growing degree days shows he may be right, for parts of the country anyway. See what Nature's Notebook observers are already reporting on plants and animals across the country.

    2019 heat accumulation vs groundhog prognostication

  • NATIONAL PHENOLOGY DATABASE USED IN 13 PUBLICATIONS IN 2018
    Tuesday, January 15, 2019

    Observational data stored in the National Phenology Database were used in 13 peer reviewed publications last year, to identify climate drivers of flowering, validate land surface phenology, document shifts in flowering of milkweeds, and more.

  • 15 million records submitted to the National Phenology Database
    Monday, December 17, 2018

    15 million records Nature's NotebookWe've just reached the milestone of 15 million records submitted to the National Phenology Database! These data are freely available for download and exploration in the Phenology Visualization Tool.

  • Phenology at AGU 2018
    Monday, December 10, 2018

    AGU Fall Meeting 2018

     

     

    Several staff members of the USA-NPN will attend the Fall Meeting of the American Geophysical Union this December. 

    The USA-NPN presentations include the following: 

    B44B-01 Forecasting Invasive Species Activity for Natural Resource Planning and Risk Assessment

    Jake F Weltzin, USA National Phenology Network, Tucson, AZ, United States and Staff of the National Coordinating Office of the USA National Phenology Network

    Thursday, 13 December 2018  16:00 - 16:15 Convention Ctr - 149AB

     

    B41B-08 The USA National Phenology Network: Taking the Pulse of Our Planet

    Jake F Weltzin, USA National Phenology Network, Tucson, AZ, United States and Staff of the National Coordinating Office of the USA National Phenology Network

    Thursday, 13 December 2018  08:56 - 09:04 Walter E Washington Convention Center - 143A-C

     

    PA31D-1156 The impacts of climate change on ecosystems, ecosystem services, and biodiversity in the United States. 

    Sarah R Weiskopf, Douglas Lipton, Madeleine Anne Rubenstein, Shawn L Carter, Jay Peterson, Lisa Crozier, Michael J. Fogarty, Sarah Gaichas, Kimberly Hyde, Toni Lyn Morelli, Jeffrey T Morisette, Hassan Moustahfid, Roldan Muñoz, Rajendra Poudel, Michelle D Staudinger, Charles A Stock, Laura Marie Thompson, Robin Waples and Jake F Weltzin

    Wednesday, 12 December 2018  08:00 - 12:20 Walter E Washington Convention Center - Hall A-C (Poster Hall)

     

    USA-NPN staff will also co-organize the following sessions:

    B51H Understanding Phenological Responses and Feedbacks in Terrestrial Vegetation: Patterns, Mechanisms, and Consequences I Posters

    Friday, 14 December 2018  08:00 - 12:20 Walter E Washington Convention Center - Hall A-C (Poster Hall)

     

    B53C Understanding Phenological Responses and Feedbacks in Terrestrial Vegetation: Patterns, Mechanisms, and Consequences II

    Friday, 14 December 2018  13:40 - 15:40 Convention Ctr - 147B

    • B53C-01 10 years of scientific advancements made possible by the USA National Phenology Network - Katharine Gerst - Friday, 14 December 2018  13:40 - 13:55 Walter E Washington Convention Center - 147B

    • B53C-03 Does an Early Spring Mean an Early Summer? Relationships in Intra-seasonal Growing Degree Day Thresholds Across Base Temperatures and Geography - Theresa M Crimmins - Friday, 14 December 2018  14:10 - 14:25 Walter E Washington Convention Center - 147B

    B54C Understanding Phenological Responses and Feedbacks in Terrestrial Vegetation: Patterns, Mechanisms, and Consequences III

    Friday, 14 December 2018  16:00 - 18:00 Walter E Washington Convention Center - 147B

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