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Harvard Forest Data Archive
year
- 20-Year Synthesis of Soil Respiration Data at Harvard Forest 1991-2008. HF194
- Age of Nonstructural Carbohydrates in Four Tree Species at Harvard Forest 2015. HF341
- 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 Mesocosm Experiment in Harvard Forest Lath Houses 2011-2012. HF244
- 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
- Ants in the New York Pine Barrens 2012-2013. HF239
- Assessing Plant Phenological Character Displacement Across the Eastern United States Since 1895. HF335
- Assessing Plant Phenological Patterns in Tropical Brazil 1901–2020. HF427
- Assessing Plant Phenological Patterns in the Eastern United States Over the Last 120 Years. HF309
- Atmospheric Gaseous Elemental Mercury Fluxes at Harvard Forest EMS Tower 2019-2020. HF373
- Barre Woods Soil Warming Experiment at Harvard Forest since 2001. HF018
- Biomass Inventories at Harvard Forest EMS Tower since 1993. HF069
- Bird Communities in Forest Openings at Harvard Forest 2014-2015. HF267
- 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 Chemistry Study at Harvard Forest 1992. HF062
- 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
- 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
- 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
- Conservation and Economic Data for New England Towns 1990-2015. HF315
- Construction Costs of Carnivorous and Non-Carnivorous Plants at Harvard Forest 2006-2008. HF112
- DIRT Litter Manipulation Experiment at Harvard Forest since 1990. HF007
- Demography of Sarracenia Purpurea in Massachusetts and Vermont 1997-2021. HF202
- Dendrochronological Record in Hemlock Removal Experiment at Harvard Forest 2004-2006. HF086
- Density Anomalies in White Pine at Harvard Forest 2019. HF347
- EMS - Automated High-Frequency Methane Data. HF060
- Eastern Massachusetts Flowering Phenology 1852-2013. HF258
- Ecological Impacts of Hurricanes Across the Yucatan Peninsula 1851-2000. HF071
- Ecosystem Response to Hemlock Woolly Adelgid in Southern New England 1998-2019. HF083
- Eddy Covariance and Meteorological Data in the Clearcut Site at Harvard Forest 2009-2012. HF233
- Effects of Forest Fragmentation on Carbon Sequestration and Respiration at Harvard Forest since 2016. HF357
- Effects of Warming on Tree Species Recruitment at Harvard Forest and Duke Forest since 2009. HF199
- Estimating Forest Productivity Using Carbon Isotopes in Tree Rings at Harvard Forest 1992-2010. HF235
- Extracellular Enzyme Activity in Rhizosphere Soil at Harvard Forest and Pisgah State Forest 2010. HF251
- Fluxes of Carbonyl Sulfide at Harvard Forest EMS Tower 2010-2013. HF214
- Fluxes of Molecular Hydrogen (H2) at Harvard Forest EMS Tower 2010-2012. HF288
- 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
- Fuel Loading in Simulated Hurricane Experiment at Harvard Forest since 1993. HF207
- Gene Expression and Tree Growth in the CTFS-ForestGEO Plot at Harvard Forest 2017-2019. HF342
- Growth Rates of Xanthoparmelia Lichens in North Cemetery, Petersham MA 2005-2011. HF217
- Harvard Forest Climate Data since 1964. HF300
- Harvard Forest Herbarium Database from 1908 to Present. HF117
- 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
- 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 Hemlock Harvesting in Central Massachusetts 2003-2009. HF128
- Impacts of Hemlock Woolly Adelgid at the Arnold Arboretum 2004-2007. HF061
- Impacts of Phloem Chilling and Compression on Mature White Pine at Harvard Forest 2018. HF422
- Incidence of Ticks and Tick Bites at Harvard Forest since 2006. HF299
- Invasive Species Mapping at Harvard Forest 2005. HF079
- Land Use on the Southern New England and New York Coasts 1600-2001. HF044
- Land Zones in New England 1940-2070 from 2017 Wildlands and Woodlands Report. HF360
- Landscape Response to Hemlock Woolly Adelgid in Southern New England 1997-2011. HF081
- Landscape and Regional Impacts of Hurricanes in New England 1620-1997. HF011
- Landscape and Regional Impacts of Hurricanes in Puerto Rico 1508-1997. HF012
- Leaf Area in the Clearcut Site at Harvard Forest 2010-2012. HF228
- Leaf Gas Exchange in the Clearcut Site at Harvard Forest 2010-2012. HF224
- Linking Community Dynamics and Ecosystem Function at Harvard Forest 1996-2000. HF035
- Linking Xylem Diameter Variations with Sap Flow Measurements at Harvard Forest 2003-2006. HF129
- Litterfall at Harvard Forest HEM and LPH Towers since 2002. HF151
- Litterfall in Simulated Hurricane Experiment at Harvard Forest since 1989. HF101
- Long-Term Impacts of the Hemlock Woolly Adelgid on Forest Carbon at Harvard Forest 2008-2011. HF257
- Maple Reproduction and Sap Flow at Harvard Forest since 2011. HF285
- Massachusetts Historical Landcover and Census Data 1640-1999. HF014
- 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
- Nitrogen Deposition and Pitcher Plant Morphology in Massachusetts and Vermont 1998-1999. HF330
- Nonstructural Carbohydrates in Defoliated Oaks in Central Massachusetts 2019-2020. HF369
- Nonstructural Carbohydrates in Forest Trees at Harvard Forest 2007-2010. HF176
- Nonstructural Carbon, Phenology and Wood Formation in Three Tree Species at Harvard Forest 2017-2019. HF361
- Paleolimnology of Lakes in Central New England from 2000 BP to Present. HF028
- Partitioning the Components of Soil Respiration in a Trenching Experiment at Harvard Forest 2009-2010. HF243
- Permanent Plots at Pisgah State Forest in Winchester NH since 1984. HF041
- Phenology of Woody Species at Harvard Forest since 1990. HF003
- Physiological Model of CO2 Exchange by Hemlock Forests at Harvard Forest 1996-2000. HF063
- Plantation Biodiversity Plots at Harvard Forest since 2007. HF162
- Prospect Hill Forest Plots at Harvard Forest 2013. HF271
- Prospect Hill Soil Warming Experiment at Harvard Forest since 1991. HF005
- Proteolytic Enzyme Activity in Temperate Forest Soils at Harvard Forest and Pisgah State Forest 2007-2010. HF180
- Radiation Measurements at Harvard Forest EMS Tower 1991-2007. HF102
- Radiocarbon Measurements at Harvard Forest 1996-2010. HF212
- 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 Unharvested Forests of Southern New England since 2011. HF241
- Root Exudation Simulation Experiment in a Red Oak Stand at Harvard Forest 2011. HF255
- Root and Mycorrhizal Respiration at Harvard Forest Soil Warming Experiments 2007-2008. HF171
- Sap Flow in Red Maple and Red Oak in the Harvard Forest Snow Removal Study 2011. HF338
- Sap Flow of Northern Red Oak Trees Under Ecosystem Warming at Harvard Forest 2011. HF247
- Sapwood Temperatures in Hemlock Trees at Harvard Forest HEM Tower 1997-1998. HF156
- 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
- Short-Term Effects on Vegetation in Soil Warming Plus Nitrogen Addition Experiment at Harvard Forest 2006. HF163
- Snowpack in Hemlock, Hardwood, and Open Sites at Harvard Forest 2008-2014. HF237
- Soil Carbon in a Hemlock Stand Infected by Hemlock Woolly Adelgid at Harvard Forest since 2015. HF293
- Soil Gas Exchange in the Clearcut Site at Harvard Forest 2011-2013. HF223
- Soil Respiration Along a Hydrological Gradient at Harvard Forest EMS Tower 2003-2006. HF068
- 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
- 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
- Temperature Sensitivity of Microbial Activity in Three Forest Soils at Harvard Forest 2010-2011. HF256
- Thresholds and Regime Shifts at Four LTER Sites (CCE, JRN, PAL, SBC) 1951-2009. HF170
- Thresholds and Tipping Points in a Sarracenia Microecosystem at Harvard Forest 2012-2013. HF205
- Timber Harvesting Study in North Quabbin Region of Central Massachusetts 1984-2001. HF046
- Tree Growth and Above-Ground Biomass at Harvard Forest HEM and LPH Towers since 2001. HF149
- Tree Growth in Hemlock and Deciduous Forests at Harvard Forest HEM and LPH Towers 2000-2005. HF154
- 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 Vegetation in Hemlock Removal Experiment at Harvard Forest since 2003. HF106
- Using Phenology to Forecast Species Distributions across the Eastern United States in the 2070s. HF442
- Vegetation Cover in the Clearcut Site at Harvard Forest 2010-2013. HF222
- Vegetation Response in Simulated Hurricane Experiment at Harvard Forest since 1990. HF002
- Visual Counts of Tree Reproduction near NEON plots at Harvard Forest since 2020. HF432
- White Pine Girdling and Compression Experiment at Harvard Forest 2017-2019. HF348
- White Pine Needle Decline in Walden Woods and Weston MA 2017-2018. HF318
- Whole-Tree Nonstructural Carbohydrate Budgets in Five Species at Harvard Forest 2014. HF308
- Widespread Sampling Biases in Herbaria Revealed from Large-Scale Digitization 1656-2016. HF296