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Federal
NIST Internet Time Service
National Institute of Standards and Technology —
Distributes NIST estimate of official U.S. time over the Internet in real time, using Network Time Protocol (NTP) and other time data formats to automatically... -
Urban Tree Canopy by Census Block Group in 2020
District of Columbia —
These data represent Census Block Groups 2020 in Washington, DC. Urban tree canopy (UTC) and possible planting area (PPA) metrics have been calculated for Census Block... -
Urban Tree Canopy by DC Owned Property in 2020
District of Columbia —
These data represent DC Owned Lots in Washington, DC. Urban tree canopy (UTC) and possible planting area (PPA) metrics have been calculated for DC Owned Lots within... -
Urban Tree Canopy 2020
District of Columbia —
These data represent detailed land cover in Washington, DC. The data were derived using remote sensing technologies on satellite imagery from the Pleiades satellite,... -
Urban Tree Canopy by 2019 Right of Way in 2020
District of Columbia —
These data represent ROW 2019 in Washington, DC. Urban tree canopy (UTC) and possible planting area (PPA) metrics have been calculated for ROW 2019 within the study... -
Urban Tree Canopy by Single Member District in 2020
District of Columbia —
These data represent Single Member Districts 2013 in Washington, DC. Urban tree canopy (UTC) and possible planting area (PPA) metrics have been calculated for Single... -
Urban Tree Canopy by Advisory Neighborhood Commission in 2015
District of Columbia —
Polygons of Urban Tree Canopy in Washington, DC in 2015. These data represent detailed urban tree canopy cover in Washington, D.C. The data were derived using remote... -
Federal
Partial pressure (or fugacity) of carbon dioxide, salinity and other variables collected from Surface underway observations using Barometric pressure sensor, Carbon dioxide (CO2) gas analyzer and other instruments from Trans Future 5 in the Bass Strait, Coral Sea and others from 2011-01-04 to 2011-11-22 (NCEI Accession 0157263)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes Surface underway, chemical, meteorological and physical data collected from Trans Future 5 in the Bass Strait, Coral Sea, Inland Sea (Seto... -
Federal
Partial pressure (or fugacity) of carbon dioxide, salinity and other variables collected from Surface underway observations using Carbon dioxide (CO2) gas analyzer and other instruments from New Century 2 in the Bering Sea, Caribbean Sea and others from 2014-04-11 to 2015-01-12 (NCEI Accession 0157356)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes Surface underway, chemical and physical data collected from New Century 2 in the Bering Sea, Caribbean Sea, Coastal Waters of Florida, Coastal... -
Federal
Partial pressure (or fugacity) of carbon dioxide, salinity and other variables collected from Surface underway observations using Barometric pressure sensor, Carbon dioxide (CO2) gas analyzer and other instruments from Trans Future 5 in the Bass Strait, Coral Sea and others from 2015-01-10 to 2016-01-11 (NCEI Accession 0157329)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes Surface underway, chemical, meteorological and physical data collected from Trans Future 5 in the Bass Strait, Coral Sea, Inland Sea (Seto... -
Urban Tree Canopy at Parcel Level in 2015
District of Columbia —
Polygons of Urban Tree Canopy in Washington, DC in 2015. These data represent detailed urban tree canopy cover in Washington, D.C. The data were derived using remote... -
Urban Tree Canopy by Census Block in 2015
District of Columbia —
Polygons of Urban Tree Canopy in Washington, DC in 2015. These data represent detailed urban tree canopy cover in Washington, D.C. The data were derived using remote... -
Federal
Partial pressure (or fugacity) of carbon dioxide, salinity and other variables collected from Surface underway observations using Barometric pressure sensor, Carbon dioxide (CO2) gas analyzer and other instruments from Trans Future 5 in the Bass Strait, Coral Sea and others from 2012-01-16 to 2012-12-07 (NCEI Accession 0144347)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes Surface underway data collected from Trans Future 5 in the Bass Strait, Coral Sea, East China Sea (Tung Hai), Inland Sea (Seto Naikai), North... -
Urban Tree Canopy at Generalized Parcel Level in 2020
District of Columbia —
These data represent Common Ownership Generalized in Washington, DC. Urban tree canopy (UTC) and possible planting area (PPA) metrics have been calculated for Common... -
Urban Tree Canopy at Parcel Level in 2020
District of Columbia —
These data represent Common Ownership Lots in Washington, DC. Urban tree canopy (UTC) and possible planting area (PPA) metrics have been calculated for Common... -
Urban Tree Canopy by 2010 Census Block Group in 2020
District of Columbia —
These data represent Census Block Groups 2010 in Washington, DC. Urban tree canopy (UTC) and possible planting area (PPA) metrics have been calculated for Census Block... -
Urban Tree Canopy by Advisory Neighborhood Commission in 2020
District of Columbia —
These data represent Advisory Neighborhood Commissions 2013 in Washington, DC. Urban tree canopy (UTC) and possible planting area (PPA) metrics have been calculated... -
Urban Tree Canopy by Census Block Group in 2015
District of Columbia —
Polygons of Urban Tree Canopy in Washington, DC in 2015. These data represent detailed urban tree canopy cover in Washington, D.C. The data were derived using remote... -
Federal
Partial pressure (or fugacity) of carbon dioxide, salinity and other variables collected from Surface underway observations using Carbon dioxide (CO2) gas analyzer, Shower head chamber equilibrator for autonomous carbon dioxide (CO2) measurement and other instruments from Pyxis in the Bering Sea, Caribbean Sea and others from 2001-11-06 to 2013-04-25 (NCEI Accession 0081041)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes Surface underway, chemical, meteorological and physical data collected from Pyxis in the Bering Sea, Caribbean Sea, Coastal Waters of Florida,... -
Urban Tree Canopy by Census Block in 2020
District of Columbia —
These data represent Census Blocks 2020 in Washington, DC. Urban tree canopy (UTC) and possible planting area (PPA) metrics have been calculated for Census Blocks 2020...