Fossil & Surface Pollen Data
The NOAA Paleoclimatology Program distributes the product of various collaborative efforts to collect and organize pollen records from around the globe. These data include the pollen counts and related information, as well as several different derived data sets. Data archived here were last updated...
Main variables and Earth System components:
Domain: North America
Collections: Carbon cycle
Freshwater Discharge: 1948-2004
Years of Record: 1948/01 to 2004/12
"A dataset of historical monthly streamflow at the farthest downstream stations for the world’s 925 largest ocean-reaching rivers has been created for community use. Compared with previous studies, the new dataset has improved homogeneity and enables more reliable assessments of decadal and long-...
Main variables and Earth System components:
Formats: netCDF | ascii | binary
Timestep: Monthly
Domain: Global
GFED: Global Fire Emissions Database
Years of Record: 1997/01 to 2015/12
The Global Fire Emissions Database (GFED) "combines satellite information on fire activity and vegetation productivity to estimate gridded monthly burned area and fire emissions, as well as scalars that can be used to calculate higher temporal resolution emissions."
Main variables and Earth System components:
Formats: HDF
Timestep: Daily,Monthly,Annual
Domain: Global
GHCN (Global Historical Climatology Network) Related Gridded Products
Years of Record: 1870/01 to 2014/05
Long time series of gridded surface temperature and precipitation data derived from homongenized station data. The gridded anomalies were produced from GHCN-M bias corrected data. GHCN data and CAMS (Climate Anomaly Monitoring System) are combined to produce a high resolution 'real-time' product.
Formats: netCDF | ascii
Timestep: Monthly
Domain: Global
GHCN-D: Global Historical climatology Network daily temperatures
Years of Record: 1880/01 to 2016/03
The Global Historical Climatology Network Daily database, GHCN-D, contains meteorological measurements from over 90,000 stations across the globe. The majority of station records contain precipitation data only, however other key variables including maximum temperature, minimum temperature,...
Main variables and Earth System components:
Formats: ascii
Timestep: Daily
Domain: Global
Global Mean Sea Level from TOPEX & Jason Altimetry
Years of Record: 1992/10 to 2015/10
The global mean sea level timeseries is an excellent, integrative indicator of climate change, providing a record independent of common metrics like global surface air temperature. The major contributions to the observed sea level trend of 3.3 mm/year include the ocean's thermal expansion,...
Main variables and Earth System components:
Formats: ascii
Timestep: Monthly
Domain: Global
Global Ocean Heat and Thermospheric Sea Level Change
Years of Record: 1955/01 to 2010/12
Using updated data from the World Ocean Database (Boyer et al, 2009) and improved ARGO profiling data, new estimates of ocean heat content and thermospheric sea level change (0-2000m) for the period 1955-2010 are derived.
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly,Seasonal,Annual
Domain: Global
Global Ocean Salinity Change, 1950-2008 (Durack-Wijffels)
Years of Record: 1950/01 to 2009/04
Using data from the Indian Ocean Hydrobase (IOHB) (Kobayashi et al., 2006), Hydrobase2 (Curry, 2002), and Southern Ocean Atlas (Orsi and Whitworth, 2010) databases along with the improved spatial and temporal coverage provided by ARGO profiling data, new estimates of ocean salinity and temperature...
Formats: netCDF | Image
Timestep: Climatology
Domain: Global
Global Permafrost Zonation Index Map
This data set contains a global (excluding Antarctica) 1 km map of permafrost zonation. It is an estimate of to what degree permafrost exists in a region nearly everywhere, or only in the most favorable conditions. These local conditions affecting permafrost occurrence will partly exhibit regional...
Main variables and Earth System components:
Formats: binary | KML
Timestep: Climatology
Domain: Global
Global Temperature Data Sets: Overview & Comparison Table
Years of Record: 1850/01 to 2013/10
Global surface temperature data sets are an essential resource for monitoring and understanding climate variability and climate change. The most commonly used data sets combine historical observations of near surface air temperatures at land stations with global data sets of sea surface...
Main variables and Earth System components:
Formats: netCDF | ascii | binary
Timestep: Climatology,Monthly
Domain: Global
Collections: Overview / Comparison page
GLODAP: GLobal Ocean Data Analysis Project for Carbon
The GLobal Ocean Data Analysis Project (GLODAP) is a cooperative effort to coordinate global synthesis projects funded through the National Oceanic and Atmospheric Administration (NOAA), the U.S. Department of Energy (DOE), and the National Science Foundation (NSF) as part of the Joint Global Ocean...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Climatology
Domain: Global
Collections: Carbon cycle
GODAS: NCEP Global Ocean Data Assimilation System
Years of Record: 2016/01 to 2016/12
GODAS is a real-time ocean analysis and a reanalysis. It is used for monitoring, retrospective analysis as well as for providing oceanic initial conditions for the CFS. Both temperature and synthetic salinity profiles are assimilated in a 3DVAR scheme. Beginning with March 2007, altimetry sea level...
Main variables and Earth System components:
Formats: netCDF | GRIB
Timestep: Monthly,Pentad
Domain: Global
Goddard Satellite-based Surface Turbulent Fluxes Version 3 (GSSTF3)
Years of Record: 1998/01 to 2008/12
Version 3: The Goddard Satellite-based Surface Turbulent Fluxes (GSSTF) data set is part of the NASA Making Earth Science Data Records for Use in Research Environments (MEaSUREs) Project. The objective of this project is to continually produce a uniform data set of sea surface turbulent fluxes...
Main variables and Earth System components:
Formats: HDF-EOS
Timestep: Climatology,Sub-daily,Daily,Monthly
Domain: Global
Collections: Climate Data Record
GPCP (Daily): Global Precipitation Climatology Project
Years of Record: 1996/10 to 2015/11
The 1DD product provides precipitation estimates on a 1-degree grid over the entire globe at 1-day (daily) for the period October 1996 - present. Both the Pentad and 1DD products are consistent with the Version 2 monthly product in the sense that the Pentad and 1DD approximately sum to the monthly...
Main variables and Earth System components:
Formats: netCDF | binary
Timestep: Daily
Domain: Global
Collections: Obs4MIPS
GPM: Global Precipitation Measurement Mission
Years of Record: 2014/03 to 2017/03
The GPM is n international satellite mission launched by NASA and JAXA on Feb. 27, 2014. The GPM is a follow-on to TRMM which, after 17 years, officially came to an end on April 15, 2015. In addition to the moderate and heavy rainfall that TRMM was capable of observing in the tropics, GPM also...
Formats: HDF
Timestep: Sub-daily,Daily,Monthly
Domain: Global
HadEX2: Gridded Temperature and Precipitation Climate Extremes Indices (CLIMDEX data)
Years of Record: 1901/01 to 2010/12
HadEX2 provides gridded, station-based indices of temperature- and precipitation- related climate extremes. It is intended for climate change detection and attribution studies and climate model evaluation. Twenty-nine indices, including daily maximum and minimum temperatures, number of frost days,...
Main variables and Earth System components:
Formats: netCDF | ascii
Timestep: Monthly,Annual
Domain: Global
Collections: CLIMDEX
HadGHCNDEX - Gridded Daily Temperature Extremes
Years of Record: 1950/01 to 2011/12
HadGHCND (aka HadGHCNDEX) is a gridded daily dataset of near-surface maximum (TX) and minimum (TN) temperature observations. Anomalies (departures from 1961-1990 climatology) and actual temperatures are distributed in two separate files. The dataset is designed primarily for the analysis of...
Main variables and Earth System components:
Formats: ascii
Timestep: Daily
Domain: Global
Collections: CLIMDEX
Harmonized Soil Carbon Database
"This state-of-the-art database was established by IIASA and FAO in partnership with:
ISRIC-World Soil Information which, together with the FAO, contributed recent regional soil and terrain databases together with the WISE soil profile database;
The European Soil Bureau Network, which provided...
Main variables and Earth System components:
Formats: netCDF | ARC/INFO ASCII GRID
Domain: Global
Collections: Carbon cycle
HOAPS: Hamburg Ocean Atmosphere Parameters and Fluxes from Satellite Data
Years of Record: 1987/01 to 2008/12
The Hamburg Ocean Atmosphere Parameters and Fluxes from Satellite Data (HOAPS) set is a satellite-based climatology of precipitation, evaporation and freshwater budget (evaporation minus precipitation) as well as related turbulent heat fluxes and atmospheric state variables over the global ice free...
Main variables and Earth System components:
Formats: netCDF
Timestep: Climatology,Sub-daily,Monthly,Pentad
Domain: Global
Collections: Boundary Conditions
Hurrell North Atlantic Oscillation (NAO) Index (PC-based)
Years of Record: 1899/01 to 2019/03
The principal component (PC)-based indices of the North Atlantic Oscillation (NAO) are the time series of the leading Empirical Orthogonal Function (EOF) of SLP anomalies over the Atlantic sector, 20°-80°N, 90°W-40°E. These indices are used to measure the NAO throughout the year, tracking the...
Formats: ascii
Timestep: Monthly,Seasonal,Annual
Domain: Atlantic Ocean
Hurrell North Atlantic Oscillation (NAO) Index (station-based)
Years of Record: 1865/01 to 2018/04
The winter (December thru March) station-based index of the NAO is based on the difference of normalized sea level pressure (SLP) between Lisbon, Portugal and Stykkisholmur/Reykjavik, Iceland since 1864. Positive values of the NAO index are typically associated with stronger-than-average...
Main variables and Earth System components:
Formats: ascii
Timestep: Monthly,Seasonal,Annual
Domain: Atlantic Ocean
IBTrACS: Tropical cyclone best track data
IBTrACS (International Best Track Archive for Climate Stewardship) provides global tropical cyclone best track data in a centralized location to aid our understanding of the distribution, frequency, and intensity of tropical cyclones worldwide. The World Meteorological Organization Tropical Cyclone...
Main variables and Earth System components:
Formats: netCDF | ascii | shapefile
Domain: Global
ICOADS Surface Marine Weather Observations
Years of Record: 1800/01 to 2016/09
ICOADS (International Comprehensive Ocean-Atmosphere Data Set) is the most comprehensive archive of global marine surface climate observations available. Variables include SST, SLP, air temperature, wind speed, cloud amount, and others. There is no processing beyond initial quality control. ICOADS...
Main variables and Earth System components:
Formats: netCDF | ascii | binary | IMMA
Timestep: Climatology,Daily,Monthly
Domain: Global
JRA-25
Years of Record: 1979/01 to 2004/12
JRA-25 is a second generation reanalysis product. The model and data assimilation are from the operational system in April 2004. It was the first reanalysis to assimilate wind profiles around tropical cyclones deduced from best-track data, resulting in improved tropical cyclone analysis in a global...
Main variables and Earth System components:
Formats: GRIB
Timestep: Sub-daily,Monthly
Domain: Global
Collections: Diagnostic Data Sets, NCAR-DOE-CESM, atmosdiagnostics
JRA-55
Years of Record: 1957/12 to 2019/07
Spanning 1958-present, JRA-55 is the longest third-generation reanalysis that uses the full observing system (in contrast, products like ERA-20C and NOAA 20CR assimilate a very limited set of observations while NCEP R1 uses an antiquated model and assimilation scheme). Compared to the...
Main variables and Earth System components:
Formats: GRIB
Timestep: Sub-daily,Monthly
Domain: Global
JRA-55C (reanalysis using conventional observations)
Years of Record: 1972/10 to 2013/01
JRA-55C is a fixed observing system atmospheric reanalysis that uses the same model and data assimilation scheme as JRA-55. The observations assimilated include surface station data, radiosondes, tropical cyclone retrievals and wind profilers. No satellite observations are included. JRA...
Formats: GRIB
Timestep: Sub-daily,Monthly
Domain: Global
Kaplan Sea Surface Temperature Anomalies
Years of Record: 1856/01 to 2019/07
The most up-to-date version is known as Kaplan Extended SST v2, which combines statistically infilled grids of UK Met Office SSTs for 1856-1981 with a statistically reduced and coarser resolution version of Smith and Reynolds Optimally Interpolated (OI) SSTs for 1981 to present. Those desiring only...
Main variables and Earth System components:
Formats: netCDF
Timestep: Monthly
Domain: Global
LANDSAT
Years of Record: 1972/01 to 2013/09
"The Landsat Program provides the longest continuous space-based record of Earth’s land in existence. Since 1972, Landsat satellites have collected measurements of Earth’s continents and surrounding coastal regions that have enabled people to study forests, food production, water and land use,...
Main variables and Earth System components:
Timestep: Sub-daily
Domain: Global
Collections: Carbon cycle
Liquid Water Path (LWP): UWisc climatology
Years of Record: 1998/01 to 2008/12
"This work describes a new climatology of cloud liquid water path (LWP), termed the University of Wisconsin (UWisc) climatology, derived from 18 yr of satellite-based passive microwave observations over the global oceans. The climatology is based on a modern retrieval methodology applied...
Main variables and Earth System components:
Formats: netCDF
Timestep: Climatology,Monthly
Domain: Global
Collections: Diagnostic Data Sets, NCAR-DOE-CESM, atmosdiagnostics
Liquid Water Path: Overview
Liquid water path (LWP) is one of the most important variables for modeling the atmosphere. LWP is measure of the weight of the liquid water droplets in the atmosphere above a unit surface area on the earth, given in units of kg m−2 (AMS Glossary). It is critical for understanding...
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