1,903 Works

MASTER: Student Airborne Research Program (SARP) Campaign, California, 2011

R. Kudela, J.S. Myers & S.L. Ustin
This dataset includes Level 1B (L1B) data products from the MODIS/ASTER Airborne Simulator (MASTER) instrument collected and developed by the Student Airborne Research Program (SARP). The spectral data were collected from flights flown on 2011-06-27 to 2011-06-30 over southern California, U.S., in a NASA DC-8 aircraft. SARP was an eight-week summer program for junior and senior undergraduate students to acquire hands-on research experience in all aspects of a scientific campaign using airborne science laboratories. The...

MASTER: Student Airborne Research Program (SARP) Campaign, California, 2014

R. Kudela, S.L. Ustin & J.S. Myers
This dataset includes Level 1B (L1B) data products from the MODIS/ASTER Airborne Simulator (MASTER) instrument collected and developed by the Student Airborne Research Program (SARP). The spectral data were collected from flights flown on 2014-06-23 to 2014-06-25 over southern California, U.S., in a NASA DC-8 aircraft. SARP was an eight-week summer program for junior and senior undergraduate students to acquire hands-on research experience in all aspects of a scientific campaign using airborne science laboratories. The...

MASTER: Student Airborne Research Program (SARP) Campaign, California, 2010

S.L. Ustin, J.P. Ryan & J.S. Myers
This dataset includes Level 1B (L1B) data products from the MODIS/ASTER Airborne Simulator (MASTER) instrument collected and developed by the Student Airborne Research Program (SARP). The spectral data were collected from flights flown on 2010-06-28 to 2010-07-01 over southern California, U.S., in a NASA DC-8 aircraft. SARP was an eight-week summer program for junior and senior undergraduate students to acquire hands-on research experience in all aspects of a scientific campaign using airborne science laboratories. The...

MASTER: HyspIRI Airborne Campaign, California, Early Spring 2013

S.J. Hook & R.O. Green
This dataset includes Level 1B (L1B) and Level 2 (L2) data products from the MODIS/ASTER Airborne Simulator (MASTER) instrument. The spectral data were collected as part of the Hyperspectral Infrared Imager (HyspIRI) mission's preparatory airborne campaign during 6 flights aboard a NASA ER-2 aircraft over California and Nevada, U.S., from 2013-03-26 to 2013-04-19. An additional purpose of this campaign was an underpass of Landsat 8. Data products include L1B georeferenced multispectral imagery of calibrated radiance...

MASTER: HyspIRI Airborne Campaign, California, Fall 2014

R.O. Green, S.J. Hook & B. Cairns
This dataset includes Level 1B (L1B) and Level 2 (L2) data products from the MODIS/ASTER Airborne Simulator (MASTER) instrument. The spectral data were collected as part of the Hyperspectral Infrared Imager (HyspIRI) mission's preparatory airborne campaign during seven flights aboard a NASA ER-2 aircraft over California and Nevada, U.S., from 2014-09-19 to 2014-11-24. Data products include L1B georeferenced multispectral imagery of calibrated radiance in 50 bands covering wavelengths of 0.460 to 12.879 micrometers at approximately...

MASTER: Western Diversity Time Series Campaign, WDTS, California, USA, Spring 2021

S.J. Hook & R.O. Green
This dataset includes Level 1B (L1B) data products from the MODIS/ASTER Airborne Simulator (MASTER) instrument. The spectral data were collected as part of the Western Diversity Time Series (WDTS, formerly HyspIRI) airborne campaign during nine flights aboard a NASA ER-2 aircraft over selected areas of California and Nevada, U.S., from 2021-02-09 to 2021-04-02. The WDTS campaign will observe California's ecosystems and provide critical information on natural disasters such as volcanoes, wildfires, and drought. MASTER products...

MASTER: HyspIRI Airborne Campaign, California, Summer 2017

R.O. Green & S.J. Hook
This dataset includes Level 1B (L1B) and Level 2 (L2) data products from the MODIS/ASTER Airborne Simulator (MASTER) instrument. The spectral data were collected as part of the Hyperspectral Infrared Imager (HyspIRI) airborne campaign during 9 flights aboard a NASA ER-2 aircraft over southern California and western Nevada, U.S., from 2017-06-07 to 2017-06-28. Data products include L1B georeferenced multispectral imagery of calibrated radiance in 50 bands covering wavelengths of 0.460 to 12.879 micrometers at approximately...

MASTER: HyspIRI Airborne Campaign, California, Summer 2015

R.O. Green & S.J. Hook
This dataset includes Level 1B (L1B) and Level 2 (L2) data products from the MODIS/ASTER Airborne Simulator (MASTER) instrument. The spectral data were collected as part of the Hyperspectral Infrared Imager (HyspIRI) mission's preparatory airborne campaign during six flights aboard a NASA ER-2 aircraft over California and Nevada, U.S., from 2015-05-28 to 2015-06-11. Data products include L1B georeferenced multispectral imagery of calibrated radiance in 50 bands covering wavelengths of 0.460 to 12.879 micrometers at approximately...

Shrubland Species Cover, Biometric, Carbon and Nitrogen Data, Southern Idaho, 2014

N.F. GLENN, L.P. SPAETE, R. Shrestha, A. LI, N. ILANGAKOON, J. MITCHELL, S.L. USTIN, Y. QI, H. DASHTI & K. FINAN
This dataset provides the results of the characterization of shrubland vegetation at two study areas in southern Idaho, USA: the Reynolds Creek Experimental Watershed (RCEW) and Hollister. Data were collected in September and October 2014. In each study area, several 10-m x 10-m plots were randomly established that are representative of the local dominant vegetation types. Measurements are reported for both plot and individual shrub attributes. Plot measurements include shrub density and biometric data, percent...

PhenoCam Dataset v1.0: Digital Camera Imagery from the PhenoCam Network, 2000-2015

T. MILLIMAN, K. HUFKENS, A.D. RICHARDSON, D.M. AUBRECHT, M. CHEN, J.M. GRAY, M.R. JOHNSTON, T. KEENAN, S.T. KLOSTERMAN, M. KOSMALA, E.K. MELAAS, M.A. FRIEDL, S. FROLKING, M. ABRAHA, M. ALBER, M. APPLE, B.E. LAW, T.A. BLACK, P. BLANKEN, D. BROWNING, S. BRET-HARTE, N. BRUNSELL, S.P. BURNS, E. CREMONESE, A.R. DESAI … & J.E. THOM
This dataset provides a time series of visible-wavelength digital camera imagery collected through the PhenoCam Network at each of 133 sites in North America and Europe from 2000-2015. The raw imagery was used to derive information on phenology, including time series of vegetation color, canopy greenness, and phenology transition dates for the PhenoCam Dataset v1.0.

BOREAS Follow-On DSP-10 Regridded TM Mosaic Land Cover Maps for 1994

F.G. HALL, G. RAPALEE & D.E. KNAPP
Existing 30-m land cover Thematic Mapper classification by CCRS was aggregated and reprocessed and are now available at multiple resolutions (10x5 minutes and 30 minutes). These data were regridded for use by the BOREAS Follow-on Carbon and Hydro-Meteorological modeling groups. Characteristics of the individual products are described in the data set guide document.

Tree Inventory and Biometry Measurements, Tapajos National Forest, Para, Brazil, 2010

F.G. GONCALVES, R.N. TREUHAFT, J.R. DOS SANTOS, P. GRACA, A. ALMEIDA & B.E. LAW
This dataset provides tree inventory, tree height, diameter at breast height (DBH), and estimated crown measurements from 30 plots located in the Tapajos National Forest, Para, Brazil collected in September 2010. The plots were located in primary forest, primary forest subject to reduced-impact selective logging (PFL) between 1999 and 2003, and secondary forest (SF) with different age and disturbance histories. Plots were centered on GLAS (the Geoscience Laser Altimeter System) LiDAR instrument footprints selected along...

BOREAS Follow-On HMet-01 Level-2 GOES-8 1996 Shortwave and Longwave Radiation

E.A. SMITH, J.J. GU & J.E. NICKESON
The BOREAS RSS-14 team collected and processed several Level-1 GOES-7 and GOES-8 image data sets for 1994-1996, and GOES-7 Level-2 for 1994 over the BOREAS study region. This data set contains shortwave and longwave radiation images at the surface and top of the atmosphere derived from collected GOES-8 data. These GOES-8 Level-2 data cover the period from 12-Feb-1996 to 22-Oct-1996. There are images missing from the temporal series. The main difference between this data set...

BOREAS Follow-On FLX-01 NSA-OBS Tower Flux, Meteorological, and Soil Temp. Data

S.C. WOFSY & A. DUNN
The BOREAS Follow-On FLX-01 team collected tower flux, surface meteorological, and soil temperature data at the BOREAS NSA-OBS site continuously from March 1994 through December 1998. Data from March 1994 through October 1996 are included in the BOREAS TF-03 effort while data from the end of October 1996 through December 1998 are included in the BOREAS Follow-on FLX-01 effort.

ACT-America: L2 In Situ CO2, CO, and CH4 Concentrations from Towers, Eastern USA

N.L. MILES, S.J. RICHARDSON, D.K. MARTINS, K.J. DAVIS, T. LAUVAUX, B.J. HAUPT & S.K. MILLER
This dataset provides atmospheric carbon dioxide (CO2), carbon monoxide (CO), and methane (CH4) concentrations as measured on a network of instrumented communications towers operated by the Atmospheric Carbon and Transport-America (ACT-America) project. ACT-America's mission spans five years and includes five 6-week intensive field campaigns covering all 4 seasons and 3 regions of the central and eastern United States. Tower-based measurements began in early 2015 and are continuously collecting CO2, CO, and CH4 data to characterize...

CARVE: Ecosystem Scale CH4 Emission Derived from Aircraft Observations 2012-2014

S. HARTERY, R. COMMANE, J.O.W. LINDAAS, C. SWEENEY, J. HENDERSON, M. MOUNTAIN, N. STEINER, K.C. MCDONALD, S.J. DINARDO, C.E. MILLER, S.C. WOFSY & R.Y-W. CHANG
This dataset provides methane flux estimates derived from airborne measurements collected over Alaska and the western Yukon Territory during the Carbon in Arctic Reservoirs Vulnerability Experiment (CARVE) between 2012 and 2014. The state-scale methane fluxes were calculated using a combination of atmospheric profiles and lagrangian transport modeling. The methane flux estimates were used in a simple linear regression model to estimate the fluxes from the tundra and boreal ecosystems. Methane fluxes were also used with...

ABoVE: Wildfire Carbon Emissions and Burned Plot Characteristics, NWT, CA, 2014-2016

X.J. WALKER, B.M. ROGERS, J.L. BALTZER, S.R. CUMMINGS, N.J. DAY, S.J. GOETZ, J.F. JOHNSTONE, M.R. TURETSKY & M.C. MACK
This dataset provides estimates of wildfire carbon emissions and uncertainties at 30-m resolution, and measurements collected at burned and unburned field plots from the 2014 wildfire sites near Yellowknife, Northwest Territories (NWT), Canada. Field data were collected at 211 burned plots in 2015 and include site characteristics, tree cover and species, basal area, delta normalized burn ratio (dNBR), plot characteristics, soil carbon, and carbon combusted. Data were collected at 36 unburned plots with characteristics similar...

Forest Inventories at Burned and Unburned Tropical Forest Sites, Acre, Brazil, 2014

I. NUMATA, M.A. COCHRANE, J. KJAERSGAARD & S.S. DA SILVA
This dataset provides measurements for diameter at breast height (DBH) and species identification of trees for inventories taken at five tropical forest sites in Acre state, Brazil, in the southwestern Amazon region. The sites included one in a forest reserve (Reserva Bonal) and four within forest fragments situated on private property. The inventory sites included forests burned in 2005 and 2010 and also unburned forests. Surveys were conducted in July and August 2014.

BOREAS Follow-On HMet-04 1996-1998 NSA Meteorological Data

A.K. BETTS, S.R. SHEWCHUK, H. OSBORNE, K. YOUNG & V. WITTROCK
As part of the BOREAS Follow-on, an extended period of data collection was supported in the NSA because of the continued efforts at the NSA-OBS site. This data set contains near-surface meteorological data collected and averaged over 15 minute intervals from two sites in the NSA, the SRC tower at the Thompson airport (YTH) and a temporary walkup wooden tower at the Old Black Spruce (OBS) tower site.

Hyperspectral Imagery from AVIRIS-NG for Sites in ID and CA, USA, 2014 and 2015

H. DASHTI, N.F. GLENN, L.P. SPAETE & N. ILANGAKOON
This dataset provides surface reflectance measured by the Airborne Visible/Infrared Imaging Spectrometer-Next Generation (AVIRIS-NG) instrument during flights over research sites in Idaho and California in 2014 and 2015. AVIRIS-NG measures reflected radiance at 5-nanometer (nm) intervals in the visible to shortwave infrared spectral range between 380 and 2510 nm. Measurements are radiometrically and geometrically calibrated and provided at 1-meter spatial resolution. The data include 72 flight lines covering long-term research sites in the Reynolds Creek...

SAFARI 2000 Monthly Climatology for the 20th Century (New et al.)

M. NEW, M. HULME & P.D. JONES
This is a data set of mean monthly surface climate data over Southern Africa for nearly all of the twentieth century. The data set is gridded at 0.5 degree latitude/longitude resolution and includes seven variables: precipitation, mean temperature, diurnal temperature range, wet-day frequency, vapour pressure, cloud cover, and ground-frost frequency. All variables have mean monthly values for the period 1901-1995, several have data as recent as 1998, and more data will be added by the...

ACT-America: L1 Meteorological and Aircraft Navigational Data

M.M. YANG, J.D. BARRICK, C. SWEENEY, J.P. DIGANGI & J.R. BENNETT
This dataset provides aircraft navigational parameters and related meteorological data (often referred to as "housekeeping" data) in support of the research activities for the two aircraft that flew for the NASA Atmospheric Carbon and Transport-America (ACT-America) project. ACT-America's mission spans five years and includes five 6-week intensive field campaigns covering all 4 seasons and 3 regions of the central and eastern United States. Two instrumented aircraft platforms, the NASA Langley Beechcraft B200 King Air and...

ABoVE: Characterization of Carbon Dynamics in Burned Forest Plots, NWT, Canada, 2014

X.J. WALKER, J.L. BALTZER, W. LAURIER, S.G. CUMMING, N.J. DAY, S.J. GOETZ, J.F. JOHNSTONE, S. POTTER, B.M. ROGERS, E.A.G. SCHUUR, M.R. TURETSKY & M.C. MACK
This dataset provides field data from boreal forests in the Northwest Territories (NWT), Canada, that were burned by wildfires in 2014. During fieldwork in 2015, 211 burned plots were established. From these plots, thirty-two forest plots were selected that were dominated by black spruce and were representative of the full moisture gradient across the landscape, ranging from xeric to sub-hygric. Plot observations included slope, aspect, and moisture. At each plot, one intact organic soil profile...

ABoVE: Multi-model Uncertainty of Carbon Stocks and Fluxes across ABoVE Domain, 2003

J.B. FISHER
This dataset provides estimates of the uncertainty in components of the carbon cycle including: soil carbon stock, autotrophic respiration (Ra), heterotrophic respiration (Rh), net ecosystem exchange (NEE), net primary production (NPP), and gross primary productivity (GPP) across the entire ABoVE Study Domain at 0.5-degree resolution for the reference year 2003. The uncertainties were calculated from the multi-model (n = 20) disagreement, i.e. standard deviation, from the Trends in Net Land Atmosphere Carbon Exchanges program (TRENDY)...

ATom: L2 In Situ Measurements of Aerosol Microphysical Properties (AMP)

C.A. BROCK, A. KUPC, C.J. WILLIAMSON, K. FROYD, F. ERDESZ, D.M. MURPHY, G.P. SCHILL, D.W. GESLER, R.J. MCLAUGHLIN, M. RICHARDSON, N.L. WAGNER & J.C. WILSON
This dataset provides the number, surface, and volume concentrations and size distributions of dry aerosol particles measured by the Aerosol Microphysical Properties (AMP) instrument package during airborne campaigns conducted by NASA's Atmospheric Tomography (ATom) mission. Five instruments--two nucleation-mode aerosol size spectrometer (NMASS), two ultra-high sensitivity aerosol spectrometers (UHSAS), and a laser aerosol spectrometer (LAS)--comprise the AMP package. The AMP payload provides size distributions with up to one-second time resolution for dry aerosol particles between 0.003...

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