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Ellen coordinates the development of the USA-NPN protocols for the collection of standardized ground-based plant and animal phenology observations across the nation, and serves as a scientific data manager for the National Phenology Database.

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Grants
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    Collaborative Research: Phenobase: Community, Infrastructure, and Data for Global-scale Analyses of Plant Phenology

    Principal Investigator (PI)

    2022

    $31.1K
    Active
Publications (28)
Recent
  • Correction to: Updates to standardized plant and animal observation protocols of the USA National Phenology Network

    2023

  • Updates to standardized plant and animal observation protocols of the USA National Phenology Network

    2023

  • Science and management advancements made possible by the USA National Phenology Network’s Nature’s Notebook platform

    2022

  • Science and management advancements made possible by the USA National Phenology Network’s Nature’s Notebook program

    2021

  • Global COVID-19 lockdown highlights humans as both threats and custodians of the environment

    2021

  • Machine Learning Using Digitized Herbarium Specimens to Advance Phenological Research

    2020

  • Machine learning using digitized herbarium specimens to accelerate phenological research

    2019

  • The first 10 years of the USA National Phenology Network: accomplishments and lessons learned.

    2019

  • The Plant Phenology Ontology: A new informatics resource for large-scale integration of plant phenology data.

    2018

  • Digitization protocol for scoring reproductive phenology from herbarium specimens of seed plants

    2018

  • USA National Phenology Network observational data documentation

    2018

  • The Plant Phenology Ontology: A New Informatics Resource for Large-Scale Integration of Plant Phenology Data

    2018

  • Towards global data products of Essential Biodiversity Variables on species traits

    2018

  • W12-04: The Plant Phenology Ontology for Phenological Data Integration

    2016

  • Using phenocams to monitor our changing Earth: towards a global phenocam network

    2016

  • A Phenological Legacy: Leafing and flowering data for lilacs and honeysuckles 1956-2014

    2015

  • Lilac and honeysuckle phenology data 1956–2014

    2015

  • Organizing phenological data resources to inform natural resource conservation

    2014

  • Estimating the onset of spring from a complex phenology database: Trade-offs across geographic scales

    2014

  • Targeted campaign increases activity among participants in Nature's Notebook, a citizen science project.

    2014

  • Standardized phenology monitoring methods to track plant and animal activity for science and resource management applications.

    2014

  • Focused Campaign Increases Activity among Participants in Nature's Notebook , a Citizen Science Project

    2014

  • In situ decomposition of northern hardwood tree boles: decay rates and nutrient dynamics in wood and bark

    2014

  • Phenological implications of warming temperatures and extreme climatic events

    2013

  • Organizing phenological data resources to inform natural resource conservation.

    2013

  • Phenology monitoring protocol: Northeast Temperate Network

    2013

  • Nature's Notebook: 2012 State of the Data.

    2013

  • Do nutrient limitation patterns shift from nitrogen toward phosphorus with increasing nitrogen deposition across the northeastern United States?

    2012

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