Harvard Forest Data Archive

Long-Term Measurements

• 20-Year Synthesis of Soil Respiration Data at Harvard Forest 1991-2008. HF194
• Air and Soil Temperature in Hemlock Removal Experiment at Harvard Forest since 2004. HF108
• Ant Assemblages in Hemlock Removal Experiment at Harvard Forest since 2003. HF118
• Ant Distribution and Abundance in New England 1990-2014. HF147
• Ant Diversity and Vegetation Composition in Hemlock Removal Experiment at Harvard Forest 2006. HF119
• Ants Under Climate Change at Harvard Forest and Duke Forest 2009-2015. HF113
• Ants and Ecosystem Function in Hemlock Removal Experiment at Harvard Forest 2006-2014. HF160
• Atmospheric Oxygen and Carbon Dioxide at Harvard Forest EMS Tower since 2006. HF306
• Barn Tower Meteorological Station at Harvard Forest since 2015. HF165
• Barre Woods Soil Warming Experiment at Harvard Forest since 2001. HF018
• Baseline Plant Abundances on Garlic Mustard Experiment Plots at Harvard Forest 2013. HF272
• Belowground Carbon Observatory Network (BeCON) at Harvard Forest since 2020. HF430
• Biomass Inventories at Harvard Forest EMS Tower since 1993. HF069
• CFCs and Radiatively Important Trace Species at Harvard Forest EMS Tower 1996-2005. HF067
• CO2 Profile at Harvard Forest HEM and LPH Towers since 2009. HF197
• Canopy Phenology and Greenness Indices at 13 Sites across North America 2003-2012. HF215
• Canopy Phenology, Remote Sensing and Microclimate at Harvard Forest 2006-2011. HF183
• Canopy-Atmosphere Exchange of Carbon, Water and Energy at Harvard Forest EMS Tower since 1991. HF004
• Carbon Budget at the Harvard Forest 1992-2015. HF324
• Carbon Cycle Dynamics in Soil Warming Experiments at Harvard Forest 2019. HF431
• Carbon and Nitrogen Across Two ULTRA-Ex Urban to Rural Gradients in Massachusetts 2010. HF200
• Chronic Nitrogen Amendment Experiment at Harvard Forest since 1988. HF008
• Climate Change Impacts on Forest Biodiversity at Harvard Forest since 2011. HF250
• Coarse Woody Debris in Hemlock Removal Experiment at Harvard Forest since 2005. HF125
• Coarse Woody Debris in the Clearcut Site at Harvard Forest 2010. HF220
• Column-Averaged Atmospheric Carbon and Water at Harvard Forest since 2018. HF440
• Community and Ecosystem Impacts in Hemlock Removal Experiment at Harvard Forest 2003-2020. HF054
• Concentrations and Surface Exchange of Air Pollutants at Harvard Forest EMS Tower since 1990. HF066
• Continuous Measurement of Canopy Fluorescence at Harvard Forest 2013-2014. HF283
• DIRT Litter Manipulation Experiment at Harvard Forest since 1990. HF007
• Deer and Moose Browsing in Hemlock Removal Experiment at Harvard Forest 2008. HF124
• Demography of Sarracenia Purpurea in Massachusetts and Vermont 1997-2021. HF202
• Ecosystem Response to Hemlock Woolly Adelgid in Southern New England 1998-2019. HF083
• Ecosystem and Vegetation Response to Hemlock Logging in Southern New England 1999-2005. HF082
• Eddy Covariance and Meteorological Data in the Clearcut Site at Harvard Forest 2009-2012. HF233
• Effects of Soil Warming and Substrate Complexity on Microbial Carbon Use Efficiency at Harvard Forest 2017. HF372
• Effects of Soil Warming on Bacterial Degradation of Carbohydrates at Harvard Forest 2011. HF371
• Effects of Warming on Tree Species Recruitment at Harvard Forest and Duke Forest since 2009. HF199
• Evaluation of Mask R-CNN Model for Counting Reproductive Structures of Six Plant Species 1895-2018. HF336
• Fisher Meteorological Station at Harvard Forest since 2001. HF001
• Fluxes of Carbonyl Sulfide at Harvard Forest EMS Tower 2010-2013. HF214
• Foliar and Soil Chemistry at Harvard Forest Chronic Nitrogen Amendment Experiment 1995-2009. HF297
• Forest Change and Human Populations in New England 1600-2015. HF013
• Foundation Species Revisited: Citation Analysis of Ellison et al. 2005. HF259
• Fuel Loading in Simulated Hurricane Experiment at Harvard Forest since 1993. HF207
• Geogenic Gases in a Red Wood-Ant Nest and Soil in the Neuwied Basin, Germany 2016. HF311
• Growth Rates of Xanthoparmelia Lichens in North Cemetery, Petersham MA 2005-2011. HF217
• Harvard Forest CTFS-ForestGEO Mapped Forest Plot since 2014. HF253
• Harvard Forest Climate Data since 1964. HF300
• Harvard Forest Flora Database from 1908 to Present. HF116
• Harvard Forest Herbarium Database from 1908 to Present. HF117
• Harvard Forest Schoolyard LTER Data since 2004. HF412
• Harvard Forest Snow Pillow since 2009. HF155
• Harvard Forest Summer Research Program in Ecology Alumni Survey 2013-2015. HF281
• Harvard Forest Summer Research Program in Ecology Pre/Post Survey 2006-2015. HF279
• Harvard Forest Summer Research Program in Ecology Student Surveys 2016-2021. HF354
• Harvard Forest Summer Research Program in Ecology URSSA Survey since 2006. HF280
• Hemlock History Plots at Harvard Forest since 1995. HF053
• Hemlock Mapped Tree Plot at Harvard Forest since 1990. HF031
• Hemlock Understory Vegetation Plots at Harvard Forest since 2002. HF048
• Hemlock Woolly Adelgid and Elongate Hemlock Scale Surveys in Connecticut and Massachusetts 1997-2011. HF289
• Hurricane Recovery Plots at Harvard Forest 1937-1991. HF040
• Hydrocarbon Concentrations at Harvard Forest EMS Tower 1992-2001. HF145
• Impacts of Deer and Moose on Soil Carbon, Soil Respiration, and Root Biomass at Harvard Forest since 2017. HF337
• Impacts of Hemlock Woolly Adelgid After Preventative Treatment in Lincoln MA 2015-2018. HF319
• Impacts of Hemlock Woolly Adelgid at the Arnold Arboretum 2004-2007. HF061
• Imputed Forest Composition Map for New England Screened by Species Range Boundaries 2001-2006. HF234
• Incidence of Ticks and Tick Bites at Harvard Forest since 2006. HF299
• Inorganic Nutrient Concentrations in Forested Headwater Streams at Harvard Forest since 2017. HF429
• Invasive Species Mapping at Harvard Forest 2005. HF079
• Isotopic Composition of Net Ecosystem CO2 Exchange at Harvard Forest EMS Tower since 2011. HF209
• Juvenile Tree Responses to Soil Warming at Harvard Forest since 1995. HF436
• Land Owner Decisions and Consequences in North Central Massachusetts 1950-2009. HF248
• Landscape Response to Hemlock Woolly Adelgid in Southern New England 1997-2011. HF081
• Leaf Area Index at Harvard Forest HEM and LPH Towers since 1998. HF150
• Legacies of Historical Clearcutting, Wind and Salvage Logging in Pisgah State Forest 2016. HF320
• Light Environment in Hemlock Removal Experiment at Harvard Forest since 2003. HF107
• Litterfall at Harvard Forest HEM and LPH Towers since 2002. HF151
• Litterfall in Hemlock Removal Experiment at Harvard Forest since 2005. HF161
• Litterfall in Simulated Hurricane Experiment at Harvard Forest since 1989. HF101
• Long-Term Decomposition Plots at Harvard Forest 1990-2009. HF050
• Long-Term Field Research Sites at Harvard Forest since 1937. HF375
• Lyford Mapped Tree Plot at Harvard Forest since 1969. HF032
• Maple Reproduction and Sap Flow at Harvard Forest since 2011. HF285
• Mapped Trees in CRUI Land Use Project at Harvard Forest 1996-2006. HF137
• Mark-Recapture of Rodent and Shrew Populations in a Declining Hemlock Stand at Harvard Forest 2012. HF208
• Microclimate at Harvard Forest HDW Tower since 2014. HF282
• Microclimate at Harvard Forest HEM, LPH and EMS Towers since 2005. HF206
• Net Carbon Exchange of a Young Upper-Slope Deciduous Forest at Harvard Forest LPH Tower 2002-2010. HF072
• Net Carbon Exchange of an Old-Growth Hemlock Forest at Harvard Forest HEM Tower since 2000. HF103
• Oak Forest Response to Lymantria dispar Defoliation in Central Massachusetts since 2019. HF424
• Overstory Mapped Tree Plots at Harvard Forest since 1990. HF036
• Overstory Vegetation in Hemlock Removal Experiment at Harvard Forest since 2003. HF126
• Partitioning the Components of Soil Respiration in a Trenching Experiment at Harvard Forest 2011. HF284
• Periodic Degassing Rhythms in Three Mineral Springs in the Neuwied Basin, Germany 2016. HF321
• Permanent Plots at Pisgah State Forest in Winchester NH since 1984. HF041
• PhenoCam Images and Canopy Phenology at the Harvard Forest Barn Tower since 2011. HF415
• PhenoCam Images and Canopy Phenology at the Harvard Forest EMS Tower since 2008. HF158
• PhenoCam Images and Canopy Phenology at the Harvard Forest Farm since 2015. HF416
• PhenoCam Images and Canopy Phenology at the Harvard Forest Hemlock Tower since 2010. HF417
• PhenoCam Images and Canopy Phenology at the Harvard Forest LPH Tower 2010-2021. HF414
• PhenoCam Images and Canopy Phenology at the Harvard Forest Witness Tree since 2014. HF418
• Phenology of Woody Species at Harvard Forest since 1990. HF003
• Plantation Biodiversity Plots at Harvard Forest since 2007. HF162
• Population Dynamics of Pink Lady Slipper in Weston MA 2014-2017. HF317
• Prospect Hill Forest Plots at Harvard Forest 2013. HF271
• Prospect Hill Hydrological Stations at Harvard Forest since 2005. HF070
• Prospect Hill Soil Warming Experiment at Harvard Forest since 1991. HF005
• Quantifying Growth and Structure along Forest Edges in the Northeastern USA 2010-2021. HF419
• Radiation Measurements at Harvard Forest EMS Tower 1991-2007. HF102
• Radiocarbon Measurements at Harvard Forest 1996-2010. HF212
• Radiometric and Meteorological Data from Harvard Forest Barn Tower 2011-2017. HF249
• Regeneration Following Clearcutting Study at Harvard Forest since 1991. HF047
• Rhythms and Nocturnal Activities of Wood Ants in the Neuwied Basin, Germany 2010-2016. HF312
• Role of Moose and Deer Browsing in Harvested Forests of Southern New England since 2008. HF174
• Role of Moose and Deer Browsing in Unharvested Forests of Southern New England since 2011. HF241
• Root and Mycorrhizal Respiration at Harvard Forest Soil Warming Experiments 2007-2008. HF171
• Scaling Sarracenia in North America 1900-2100. HF349
• Seed Bank in Hemlock Removal Experiment at Harvard Forest 2004-2015. HF105
• Seedling Survey of the CTFS-ForestGEO Plot at Harvard Forest since 2017. HF355
• Seedlings and Saplings in the Clearcut Site at Harvard Forest 2010-2013. HF232
• Shaler Meteorological Station at Harvard Forest 1964-2002. HF000
• Snowpack in Hemlock, Hardwood, and Open Sites at Harvard Forest 2008-2014. HF237
• Soil Carbon Dioxide and Oxygen at the Soil Warming Plus Nitrogen Experiment at Harvard Forest since 2018. HF428
• Soil Carbon and Nitrogen at the Harvard Farm at Harvard Forest since 2015. HF343
• Soil Carbon in a Hemlock Stand Infected by Hemlock Woolly Adelgid at Harvard Forest since 2015. HF293
• Soil Respiration at Harvard Forest HEM and LPH Towers 1996-2007. HF148
• Soil Respiration in Hemlock Removal Experiment at Harvard Forest 2003-2009. HF130
• Soil Respiration, Temperature and Moisture at Harvard Forest EMS Tower 1995-2014. HF006
• Soil Warming Plus Nitrogen Addition Experiment at Harvard Forest since 2006. HF045
• Soil Water Content at Harvard Forest HEM and LPH Towers 1998-2007. HF153
• Source-Sink Dynamics of Garlic Mustard Invasion at Harvard Forest 2004-2006. HF090
• Stand and Community Response to Hemlock Woolly Adelgid in Southern New England since 1995. HF021
• Synthesis of Hemlock Removal Experiment at Harvard Forest 2003-2019. HF443
• Synthesis of Sarracenia Research in North America 1982-2018. HF340
• Thresholds and Regime Shifts at Four LTER Sites (CCE, JRN, PAL, SBC) 1951-2009. HF170
• Tree Growth and Above-Ground Biomass at Harvard Forest HEM and LPH Towers since 2001. HF149
• Tree Growth and Coarse Woody Debris in Regenerating Forests at Harvard Forest since 2008. HF175
• Tree Growth in Hemlock and Deciduous Forests at Harvard Forest HEM and LPH Towers 2000-2005. HF154
• Tree Inventories for Validating Terrestrial Lidar Measurements at Harvard Forest 2007-2014. HF277
• Tree Ring Data from Goose Egg State Forest NY 1681-2014. HF408
• Tree Ring Data from North Round Pond in Pisgah State Forest NH 1754-2015. HF409
• Tree Ring Data from Rooster Hill in Adirondack State Park NY 1828-2015. HF411
• Tree Ring Data from the Harvard Forest EMS Tower 1896-2014. HF407
• Tree Ring Data from the Harvard Tract in Pisgah State Forest NH 1675-2015. HF410
• Tree Ring Data from the Lyford Mapped Tree Plot at Harvard Forest 1861-2014. HF358
• Understory Removal Experiment at Harvard Forest 1956-2018. HF313
• Understory Vegetation in Hemlock Removal Experiment at Harvard Forest since 2003. HF106
• Ungulate-Disturbance Interactions in Hemlock Ecosystems at Harvard Forest 2012-2013. HF203
• Vascular Flora Surveys of Permanent Plots at the Harvard Farm at Harvard Forest since 2015. HF353
• Vascular Flora of the Harvard Farm at Harvard Forest 2014. HF236
• Vegetation Cover in the Clearcut Site at Harvard Forest 2010-2013. HF222
• Vegetation Response in Simulated Hurricane Experiment at Harvard Forest since 1990. HF002
• Wildlands and Woodlands Stewardship Science Vegetation Plots in New England 2009-2015. HF434