Submissions from 2026
PIE LTER dissolved nutrient and particulate concentrations of freshwater inputs to the Plum Island estuarine system, Massachusetts, taken approximately monthly., Wilfred Wollheim and Charles Hopkinson
Submissions from 2025
Calculated Leaf Carbon and Nitrogen, 1992 (ACCP) | NASA Earthdata, John D. Aber and Mary E. Martin
Leaf Chemistry, 1992-1993 (ACCP) | NASA Earthdata, John D. Aber and Mary E. Martin
Visible and Near-Infrared Leaf Reflectance Spectra, 1992-1993 (ACCP) | NASA Earthdata, John D. Aber and Mary E. Martin
Chronic Nitrogen Amendment Experiment at Harvard Forest since 1988, Serita Frey and Scott V. Ollinger
Continuous stream CO2 and temperature data and sensor calibration grab samples from five NEON sites (CARI, COMO, KING, MART, WALK), August 2021-April 2024., Frances M. Iannucci, Erin R. Hotchkiss, David Butman, Wilfred Wollheim, Jeremy B. Jones, Keli J. Goodman, Kaelin M. Cawley, and Hannah D. Conroy
Dissolved CO2, CH4, and ions in groundwater from five sites in the NEON network (CARI, COMO, KING, MART, WALK), U.S., 2021-2024., Frances M. Iannucci, Erin R. Hotchkiss, Kristin L. Kraus, Hannah D. Conroy, David E. Butman, Wilfred Wollheim, Jeremy B. Jones, Keli J. Goodman, and Kaelin M. Cawley
Great Bay Estuary, NH/ME, Box Model Water Chemistry, Flow, Precipitation, and Seagrass Coverage Data, 2008 - 2023., Anna Mikulis, William H. McDowell, Michelle Daley Shattuck, Kalle Matso, and Danielle S. Grogan
Leaf traits plus growth and dieback data for cloud forest epiphytes in a cloud exclusion treatment at Wayqecha Biological Station, Peru, Emily Anders, Sybil Gotsch, Matthew A. Vadeboncoeur, Heidi Asbjornsen, Daniel Metcalfe, David Bartholomew, and Aline Horwath
Leaf traits plus growth and dieback data for cloud forest epiphytes in a cloud exclusion treatment at Wayqecha Biological Station, Peru, Emily Anders, Sybil Gotsch, Matthew A. Vadeboncoeur, Heidi Asbjornsen, Daniel Metcalfe, David Bartholomew, and Aline Horwath
New Hampshire Soil Sensor Network: Snow depth (2012-2022), Alix R. Contosta, Serita Frey, Apryl Perry, and Elizabeth A. Burakowski
New Hampshire Soil Sensor Network: Soil CO2 Fluxes, Alix R. Contosta, Serita Frey, Apryl Perry, and Ruth K. Varner
Northern red oak regeneration in burned and unburned stands in the White Mountain National Forest, New Hampshire, USA, 2023-2024, Khanh Ton, Matthew A. Vadeboncoeur, Natalie Cleavitt, and Heidi Asbjornsen
Submissions from 2024
Mapping EDI, NEON and DataONE units to the QUDT ontology, 2022, John Porter, Margaret O'Brien, Marina Frants, Stevan Earl, Mary Martin, and Christine Laney
New Hampshire Soil Sensor Network: Air Temperature, Soil Temperature, Soil Water Content, and Soil Electrical Conductivity, 2012 - ongoing, Alix R. Contosta, Serita Frey, and Apryl Perry
Regional and local variation in chemical, structural, and physical leaf traits for tree species in the northeastern United States, 2016-2023., Kaitlyn A. Baillargeon, Jack H. Hastings, Andrew P. Ouimette, Rebecca Sanders-DeMott, and Scott V. Ollinger
Submissions from 2023
15-minute measurements of water temperature, dissolved carbon dioxide, and air carbon dioxide concentration in 10 New Hampshire and Massachusetts streams, 2015-2020., Andrew L. Robison, Wilfred Wollheim, William H. McDowell, and Lauren E. Koenig
20-Year Synthesis of Soil Respiration Data at Harvard Forest 1991-2008, Eric Davidson, Aaron Ellison, Adrien Finzi, Julian Hadley, Jerry Melillo, William Munger, Scott V. Ollinger, Jim Tang, and Ruth K. Varner
Canopy Chemistry Study at Harvard Forest 1992, Mary Martin and John D. Aber
EMS - Automated High-Frequency Methane Data, Patrick Crill
Estimates of productivity and multiple measures of biodiversity at Bartlett and Hubbard Brook Experimental Forests, Kaitlyn A. Baillargeon and Scott V. Ollinger
Leaf angle measurements for temperate tree species in northeastern USA, Jack H. Hastings, Kaitlyn A. Baillargeon, Andrew P. Ouimette, and Scott V. Ollinger
Leaf temperature of northeastern US tree species, Andrew P. Ouimette, Jack H. Hastings, Samuel Zuckerman, Matthew A. Vadeboncoeur, Kaitlyn A. Baillargeon, Scott V. Ollinger, and Heidi Asbjornsen
Soil physical, chemical, and root data from forest stands at Thompson Farm in Durham, NH, Matthew A. Vadeboncoeur, Shersingh Joseph Tumber-Dávila, and Andrew P. Ouimette
Surface water sample measurements of dissolved carbon dioxide in 10 New Hampshire and Massachusetts streams, 2015-2020., Andrew L. Robison, Wilfred Wollheim, William H. McDowell, and Lauren E. Koenig
Submissions from 2022
Water Balance Model (WBM) Open Source Release Version 1.0.0 Ancillary Data, Danielle S. Grogan, Shantar Zuidema, and Stanley Glidden
Annual nutrient loading and yield to Plum Island Estuary, as measured at the Ipswich and Parker Dams, Wilfred Wollheim, Charles Hopkinson, and Plum Island Ecosystems LTER
Carbon Isotope and Ring Width Measurements from Tree Rings of Selected Canopy Species at Six Sites in the Eastern United States, Todd Scanlon, Howard Epstein, Matthew A. Vadeboncoeur, Lixin Wang, Daniel L. Druckenbrod, Heidi Asbjornsen, Matthew Lanning, and Jacob Malcomb
Hubbard Brook Experimental Forest: Droughtnet fine root production from ingrowth cores, Heidi Asbjornsen, Matthew A. Vadeboncoeur, Katie A. Jennings, Pamela H. Templer, and Lindsey E. Rustad
Hubbard Brook Experimental Forest: Droughtnet fine root production from ingrowth cores, Heidi Asbjornsen, Matthew A. Vadeboncoeur, Katie A. Jennings, Pamela Templer, and Lindsey E. Rustad
Hubbard Brook Experimental Forest: Droughtnet soil moisture, temperature and soil water potential, Heidi Asbjornsen, Matthew A. Vadeboncoeur, Katie A. Jennings, Francis P. Bowles, Pamela H. Templer, and Lindsey E. Rustad
Hubbard Brook Experimental Forest: Droughtnet soil moisture, temperature and soil water potential, Heidi Asbjornsen, Matthew A. Vadeboncoeur, Katie A. Jennings, Francis Bowles, Pamela Templer, and Lindsey E. Rustad
Ipswich River daily discharge, Ipswich, MA, Wilfred Wollheim and Plum Island Ecosystems LTER
Ipswich River daily discharge, South Middleton, MA, Wilfred Wollheim and Plum Island Ecosystems LTER
Parker River daily discharge, at Byfield, MA, Wilfred Wollheim and Plum Island Ecosystems LTER
Wood alpha-cellulose stable C and O isotope ratios from New Hampshire and Vermont, Matthew A. Vadeboncoeur, Katie A. Jennings, Andrew P. Ouimette, and Heidi Asbjornsen
Submissions from 2021
Initial soil conditions outweigh management in a cool-season dairy farm's carbon sequestration potential, Kyle Arndt, Eleanor Campbell, Chris Dorich, Stuart Grandy, Tim Griffin, Peter Ingraham, Apryl Perry, Ruth K. Varner, and Alix R. Contosta
Climate Change Across Seasons Experiment (CCASE) at the Hubbard Brook Experimental Fine Root Damage, Rebecca Sanders-DeMott, Pamela Templer, Patrick O. Sorensen, and Andrew B. Reinmann
Climate Change Across Seasons Experiment (CCASE) at the Hubbard Brook Experimental Forest; concentrations of foliar metabolites: polyamines, amino acids, chlorophyll, carotenoids, soluble proteins, soluble elements, sugars, and total nitrogen and carbon in red maple (Acer rubrum) trees., Rakesh Minocha, Megan Blagden, Jamie Harrison, Rebecca Sanders-DeMott, Stephanie Long, and Pamela Templer
Climate Change Across Seasons Experiment (CCASE) at the Hubbard Brook Experimental Root Nitrogen Uptake Capacity, Rebecca Sanders-DeMott, Pamela Templer, Patrick O. Sorensen, and Andrew B. Reinmann
Climate Change Across Seasons Experiment (CCASE) at the Hubbard Brook Experimental Soil Solution Resin Available Nitrogen, Rebecca Sanders-DeMott, Pamela Templer, Patrick O. Sorensen, and Andrew B. Reinmann
Hubbard Brook Experimental Forest: Hyperspectral Foliar N map and associated field data, 2012, Scott V. Ollinger and Lucie Lepine
Hubbard Brook Experimental Forest: Hyperspectral Reflectance Imagery, August 2012, Scott V. Ollinger and Lucie Lepine
Hubbard Brook Experimental Forest: Hyperspectral Reflectance Imagery, February 2013, Scott V. Ollinger and Lucie Lepine
Hubbard Brook Experimental Forest: Hyperspectral Reflectance Imagery, March 2013, Scott V. Ollinger and Lucie Lepine
PIE LTER dissolved methane and water temperature from four headwater streams in Massachusetts and New Hampshire., Andrew Robison and Wilfred Wollheim
PIE LTER Methane isotopes (13C and D) for methane in sediments and dissolved in surface water from four headwater streams in Massachusetts and New Hampshire., Andrew Robison and Wilfred Wollheim
PIE LTER nutrient samples collected by Sigma Autosampler between 2001 and 2017 in three headwater sites of contrasting land use, and at the Parker and Ipswich River Dams as they enter into the Plum Island Sound estuary, Massachusetts., Wilfred Wollheim and Plum Island Ecosystems LTER
PIE LTER stream chemistry characteristics studied for methane ebullition at four headwater streams in Massachusetts and New Hampshire., Andrew Robison and Wilfred Wollheim
PIE LTER time series of methane, CO2 and N2O ebullition measurements at four headwater streams in Massachusetts and New Hampshire., Andrew Robison and Wilfred Wollheim
Submissions from 2020
Climate Change Across Seasons Experiment (CCASE) at the Hubbard Brook Experimental Forest: Foliar Nitrogen and Natural Abundance Nitrogen Isotopic Composition, Pamela Templer, Jamie Harrison, Rebecca Sanders-DeMott, Kyle Schultz, and Megan Blagden
Climate Change Across Seasons Experiment (CCASE) at the Hubbard Brook Experimental Forest: Net Nitrogen Mineralization via Buried Bags, Pamela Templer, Jamie Harrison, Rebecca Sanders-DeMott, Kyle Schultz, and Megan Blagden
Depth patterns of gross nitrogen cycling and soil exoenzyme activities for three northern hardwood forests, Bridget A. Darby, Christine L. Goodale, Nathan A. Chin, Colin B. Fuss, Ashley K. Lang, Scott V. Ollinger, and Gary M. Lovett
PIE LTER nutrient grab samples collected between December 1998 and July 2017 in the mainstem, tributaries, and headwater streams in the Ipswich and Parker River watersheds, Massachusetts., Wilfred Wollheim and Nat Morse
PIE LTER site names and locations associated with synoptically sampled study sites within the Parker and Ipswich watersheds, Massachusetts., Wilfred Wollheim and Nat Morse
Submissions from 2019
Data from: Guidelines and considerations for designing field experiments simulating precipitation extremes in forest ecosystems, Heidi Asbjornsen, John L. Campbell, Katie A. Jennings, Matthew A. Vadeboncoeur, Cameron McIntire, Pamela H. Templer, Richard P. Phillips, Taryn L. Bauerle, Michael C. Dietze, Serita D. Frey, Peter M. Groffman, Rosella Guerrieri, Paul J. Hanson, Eric P. Kelsey, Alan K. Knapp, Nathan G. McDowell, Patrick Meir, Kimberly A. Novick, Scott v. Ollinger, Will T. Pockman, Paul G. Schaberg, Stan D. Wullschleger, Melinda D. Smith, and Lindsey E. Rustad
Annual estimates of the water budget for the Ipswich River watershed, 1931 to 2018, Wilfred Wollheim and Plum Island Ecosystems LTER
Climate Change Across Seasons Experiment (CCASE) at the Hubbard Brook Experimental Forest: Soil and Air Temperature, Pamela Templer, Rebecca Sanders-DeMott, Stephanie Juice, Francis Bowles, Laura Sofen, and Jamie Harrison
Climate Change Across Seasons Experiment (CCASE) Sapling Study at the Hubbard Brook Experimental Forest: Foliar Nitrogen, Pamela Templer and Rebecca Sanders-DeMott
Climate Change Across Seasons Experiment (CCASE) Sapling Study at the Hubbard Brook Experimental Forest: Growth and Litter, Pamela Templer and Rebecca Sanders-DeMott
Climate Change Across Seasons Experiment (CCASE) Sapling Study at the Hubbard Brook Experimental Forest: Herbivory Damage and Snow Depth, Pamela Templer and Rebecca Sanders-DeMott
Climate Change Across Seasons Experiment (CCASE) Sapling Study at the Hubbard Brook Experimental Forest: Photosynthesis, Pamela Templer and Rebecca Sanders-DeMott
Climate Change Across Seasons Experiment (CCASE) Sapling Study at the Hubbard Brook Experimental Forest: Root Damage, Pamela Templer and Rebecca Sanders-DeMott
Climate Change Across Seasons Experiment (CCASE) Sapling Study at the Hubbard Brook Experimental Forest: Soil and Air Temperature, Pamela Templer, Rebecca Sanders-DeMott, and Francis Bowles
Climate Change Across Seasons Experiment (CCASE) Sapling Study at the Hubbard Brook Experimental Forest: Spring Phenology, Pamela Templer, Rebecca Sanders-DeMott, and Amey Bailey
Forest Inventory of the DroughtNet plots at the Hubbard Brook Experimental Forest, Heidi Asbjornsen, Lindsey E. Rustad, and Pamela Templer
Forest Inventory of the DroughtNet plots at the Hubbard Brook Experimental Forest, Heidi Asbjornsen, Lindsey Rustad, and Pamela Templer
PIE LTER time series of nutrient grab samples from Ipswich River and Parker River watershed catchments, Masachusetts, with frequency ranging from weekly to monthly between 2001 and 2019., Wilfred Wollheim and Plum Island Ecosystems LTER
PIE LTER Year 2016, 15 minute measurements of conductivity, water temperature at the Ipswich River head of tide, Sylvania Dam in Ipswich, MA., Wilfred Wollheim and Mark Green
PIE LTER Year 2016, 15 minute measurements of conductivity, water temperature at the Parker River head of tide, Central St. Dam in Newbury, MA., Wilfred Wollheim and Mark Green
PIE LTER year 2016, 15 minute measurements of conductivity, water temperature in a small headwater stream draining a mainly wetland catchment (49% wetlands/swamp + 36% forest), Bear Br., draining Cedar Swamp, Reading, MA., Wilfred Wollheim and Mark Green
PIE LTER year 2016, 15 minute measurements of conductivity, water temperature in a small headwater stream draining draining a mainly forested catchment (55% forest + 19% wetland), Cart Cr., Newbury, MA., Wilfred Wollheim and Mark Green
PIE LTER Year 2016, 15 minute measurements of dissolved oxygen, water temperature at the Ipswich River head of tide, Sylvania Dam in Ipswich, MA., Wilfred Wollheim
PIE LTER year 2016, 15 minute measurements of specific conductance, water temperature in a small headwater stream draining a highly suburban catchment (72% residential), Saw Mill Brook, Burlington, MA., Wilfred Wollheim and Mark Green
PIE LTER Year 2017, 15 minute measurements of conductivity, water temperature at the Ipswich River head of tide, Sylvania Dam in Ipswich, MA., Wilfred Wollheim and Mark Green
PIE LTER Year 2017, 15 minute measurements of conductivity, water temperature at the Parker River head of tide, Central St. Dam in Newbury, MA., Wilfred Wollheim and Mark Green
PIE LTER year 2017, 15 minute measurements of conductivity, water temperature in a small headwater stream draining a mainly wetland catchment (49% wetlands/swamp + 36% forest), Bear Br., draining Cedar Swamp, Reading, MA., Wilfred Wollheim and Mark Green
PIE LTER year 2017, 15 minute measurements of conductivity, water temperature in a small headwater stream draining draining a mainly forested catchment (55% forest + 19% wetland), Cart Cr., Newbury, MA., Wilfred Wollheim and Mark Green
PIE LTER Year 2017, 15 minute measurements of dissolved oxygen, water temperature at the Ipswich River head of tide, Sylvania Dam in Ipswich, MA., Wilfred Wollheim
PIE LTER year 2017, 15 minute measurements of specific conductance, water temperature in a small headwater stream draining a highly suburban catchment (72% residential), Saw Mill Brook, Burlington, MA., Wilfred Wollheim and Mark Green
PIE LTER Year 2018, 15 minute measurements of conductivity, water temperature at the Parker River head of tide, Central St. Dam in Newbury, MA., Wilfred Wollheim and Mark Green
PIE LTER Year 2018, 15 minute measurements of dissolved oxygen, water temperature at the Ipswich River head of tide, Sylvania Dam in Ipswich, MA., Wilfred Wollheim
Stable carbon and oxygen isotopes in tree rings and basal area increment from mature temperate forests within the AmeriFlux network., Rosella Guerrieri, Soumaya Belmecheri, Katie A. Jennings, Scott V. Ollinger, Heidi Asbjornsen, and Jingfing Xiao
Submissions from 2018
PIE LTER Year 2012, 5 minute and 15 minute measurements of conductivity, water temperature at the Ipswich River head of tide, Sylvania Dam in Ipswich, MA., Wilfred Wollheim and Mark Green