Seasonal Dynamics of Surface Water Availability
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Areas covered by inland water providing a maximum and minimum extent of water surface as well as the seasonal dynamics
Binary map / water / non water
Frequency
(See CGLS waterbodies)
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All land (product is available over all land)
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Productivity
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Livestock, flood detection, SDG 6,
The area of water bodies is identified as an Essential Climate Variable (ECV) by the Global Climate Observing System (GCOS)
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Daily (ideal); 10 days (feasible)
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30m
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Sven Gilliams
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Reference Evapotranspiration
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ETo from the reference surface. The reference surface is a hypothetical grass reference crop with an assumed crop height of 0.12 m, a fixed surface resistance of 70 s m-1 and an albedo of 0.23. (FAO).
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Agriculture Mask
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Land Use, Productivity
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SDG 6.4, drought, climate adaptation, water & irrigation management
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Daily - monthly, within each season
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Field - Watershed
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Benjamin Koetz, Bimal Bhattacharya, Jippe Hoogeveen
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Reference Crop Calendars
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Identification of the typical or usual planting and harvesting dates or windows per crop per region.
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For Global Analyses, the target is the same crops covered by the GEOGLAM Crop Monitor for AMIS and Crop Monitor for Early Warning.
For National Analyses, the target is each nationally relevant crop type, accounting for ~80% of total area under production.
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Land Use, Productivity
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Production Outlooks; Crop status anomaly detection, both spatial and temporal; Crop growth simulation modelling; Identifying agriculture practices; UNFCCC; GHG emission monitoring; Disaster risk assessment
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Every 5 years unless major events have driven a change in practices or crop utilization in an area.
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As stand-alone output, subnational admin unit.
Rasterized for inputs to analysis (for colocation with other data).
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Alyssa Whitcraft, Andrew Nelson, Sven Gilliams
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Non-Perennial Cover Crop Utilization Mask
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A binary map that indicates agricultural land which has a permanent, seasonal, or winter cover crop applied and established (vegetation emerged). Cover crops are defined as non-harvestable crops applied to otherwise active (non-fallow) agricultural lands as a management technique to reduce nutrient loss and soil erosion, to promote soil organic matter accumulation and health, and to preserve soil moisture. Cover crops are applied after a target crop has been harvested, or at the same time as the harvestable target crop (permanent cover crop).
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Non-Perennial Cropland Mask and Perennial Cropland Mask
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Land Use
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Sustainable and Regenerative Agriculture; Climate Adaptation, Climate Mitigation, Carbon and Ecosystem Services Markets, 4perMil
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Annual
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Field Scale
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Managed Grasslands Mask
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A binary map of land seasonally or annually sown with grasses or herbaceous forage for grazing and/or mowing. If there is no sowing or harvesting for more than one year, then the lands are considered rangelands.
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Managed grasslands
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Land Use
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Policy areas supported include: Land cover/use state & change; SDG 2; UNFCCC
- Greenhouse gas reporting
- Farm support programs
- Information for commodity markets
- Early warning for food security
- Changes in the agricultural landscape
- Land degradation
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Seasonally updated. Updates occur at the end of the major growing season, so that changes can be detected over multiple growing seasons)
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Field Scale
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Juan Pablo Guerschman, Sven Gilliams
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Leaf Area Index
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One half of the total green leaf area per unit horizontal ground surface area. (WMO/GCOS & Copernicus Land Services)
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Agriculture Mask
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Productivity
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Carbon Modelling Yield
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Twice weekly or better
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Field mapping at 10m
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Andrew M. Davidson, Heather McNairn
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Irrigated Cropland Map
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A binary determination of where managed water was applied to aid in the growth of perennial and non-perennial crops as well as managed grasslands.
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Perennial and Non-Perennial Croplands, managed grasslands
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Land Use
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SDG 6.4, drought, climate adaptation, irrigation management
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Generated per cropping cycle for non-perennial crops, or per year in the case of perennial crop types
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Field to county or equivalent admin scale (as percentage)
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Jippe Hoogeveen
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Degree Growing Days
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Growing degree days for a given crop are calculated each day, as the average of the daily maximum and minimum temperatures, minus a certain base temperature, where this base temperature represents the threshold under which that crop will not grow. "Growing degree days" are a heuristic tool that measures heat accumulation for crops from sowing through harvest, with phenological transitions occurring after a certain accumulation of growing degree days.
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Non-Perennial Cropland Mask, with priority given to crops (as determined by Non-Perennial Crop Type Map) for whom GDD are a known correlate with phenological development.
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Productivity
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Tracking phenological development, linking to the drought
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Daily
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0.10 degree or finer
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Belen Franch, Jinlong Fan
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Fractional Cover
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Fractions (of an area or the pixel) of photosynthetic (green) vegetation and non-photosynthetic (dry, litter) vegetation and the remaining fraction of bare soil, including stones and rock.
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Agriculture Mask
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Land Use, Productivity
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Early warning for food security; Changes in the agricultural landscape; Land degradation
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20m - 500m
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Juan Pablo Guerschman
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Field Boundaries
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Field boundaries are the geometric borders of agricultural fields. A field in this case is an area of land, enclosed or otherwise, used for agricultural purposes such as cultivating crops.
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Cropland Mask
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Land Use
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Area estimation; land use change; evaluation of management practices
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Seasonally
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Field Scale
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Sven Gilliams
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fAPAR
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Fraction of photosynthetically active radiation (ie the radiation in the spectral range of 400 to 700 nm) absorbed by vegetation (GCOS)
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Agriculture Mask
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Productivity
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Carbon Accounting, Food security, Markets, Productivity
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Daily (field)
(Instantaneous observations must be representative of daily integrated values)
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Field mapping at 10m
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Catherine Champagne
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Current Crop Stage
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Spatially explicit identification of the stage of growth in which a crop is during the current cropping cycle.
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For Global Analyses, the target is the same crops covered by the GEOGLAM Crop Monitor for AMIS and Crop Monitor for Early Warning.
For National Analyses, the target is each nationally relevant crop type, accounting for ~80% of total area under production.
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Land Use, Productivity
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Production Outlooks; Crop status anomaly detection, both spatial and temporal; Crop growth simulation modelling; Identifying agriculture practices; UNFCCC; GHG emission monitoring; Disaster risk assessment
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Bi-weekly throughout the year
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As stand-alone output: subnational admin unit
Can be rasterized for use as an input for analysis (for colocation with other data)
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Alyssa Whitcraft, Andrew Nelson, Sven Gilliams
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Crop Rotation Sequence
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An expression of crop sequences over multiple cropping cycles and years.
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Perennial and Non-perennial Croplands
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Land Use
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SDG 2.4.1; SDG 15.3; Carbon accounting; Policy compliance programs; crop insurance; Ag LCLUC;
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5 years; more frequent in hotspots of change
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Field or, where relevant, region
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Andrew M. Davidson
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Crop Residue Cover Percentage
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On a cultivable and cultivated cropland, the percentage of soil covered by non-photosynthetically active vegetation that remains on a field after the harvest of a cash crop or the termination of a seasonal cover crop.
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Perennial and non-perennial cropland masks
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Land Use
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Areas supported include UNFCCC (GHG inventories and NDCs), Land Degradation Neutrality (sediment/nutrient runoff and water quality), quantification of ecosystem services (commodity and direct markets), and insurance/risk.
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Monthly monitored alongside harvestable crop’s calendar and land management calendar
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Field Scale
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Alyssa Whitcraft, Andrew M. Davidson
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Actual Evapotranspiration
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ETa estimates the actual water evaporated from the soil and transpired by the vegetation at all stages of crop development and all levels of crop stress. (FAO 1998)
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Each nationally relevant crop type, accounting for ~80% of total area under production, all irrigated crops or water managed crops
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Productivity
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SDG 6.4, drought, climate adaptation, irrigation management
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Daily - monthly, within each season
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Field / administrative unit
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Benjamin Koetz, Bimal Bhattacharya, Jippe Hoogeveen
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Above Ground Agricultural Biomass
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The mass of live and/or dead organic matter in terrestrial vegetation (excluding roots, litter and dead wood), expressed as a mass or mass per unit area (GCOS).
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Agriculture Mask
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Productivity
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Carbon Modelling
Ecosystem Management
Yield
SDG 2 and SDG 15
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Twice weekly or better
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Field mapping at 10m
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Andrew M. Davidson, Heather McNairn
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Surface Soil Moisture
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Relative water content of the top few centimeters soil, describing how wet or dry the soil is in its topmost layer, expressed in percent water content
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All agricultural land
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Productivity
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Early Warning
Farm Support Programs (Drought, Trafficability, Lodging)
Water Management
SDG 6.4
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1-3 days over non-frozen soils
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Field Scale
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Catherine Champagne
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Root Zone Soil Moisture
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Relative water content available to plants, depth depends on landscape/soil but usually ranges 20-200 cm, expressed in percent water content
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All agricultural land
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Productivity
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Early Warning Farm Support Programs (Risk)
Water Management
SDG 6.4
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1-5 days
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Field Scale
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Catherine Champagne
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Precipitation
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Integration of solid and liquid precipitation rate reaching the ground over several time intervals. The reference requirement refers to integration over 24h. (https://gcos.wmo.int/en/essential-climate-variables/precipitation/ecv-requirements)
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All agriculture, rangelands, pastures; especially rainfed agriculture, but is important for determining water resources for irrigated areas.
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Productivity
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SDG 2, SDG6, Agrometeorological Variables, Irrigation/Water, Rangeland monitoring, Livestock, SDG Indicator 15.3.1
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Daily, near real time
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Currently coarse-level raster, much finer (1km) desired
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Greg Husak
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Land Surface Temperature
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The Land Surface Temperature (LST) is aggregated radiometric surface temperature of the ensemble of components within the sensor field of view.
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Cropland
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Productivity
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SDG 6.4 & 2, heat stress, (night) frost damage, monitoring of growing days, climate adaptation, water & irrigation management
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Daily Min/max/average LST (including nighttime), within each season
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Field to landscape level
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Benjamin Koetz, Shumilo, Leonid
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Air Temperature
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Air temperature at a known height above surface (2 m or less)
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All agricultural land
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Productivity
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Early Warning
Farm Support Programs
Food Security
Market Support
Risk Assessment (Frost, Drought)
SDG 2, 13 & 15
Crop Disease Monitoring
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Hourly
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Landscape
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Ian Jarvis
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Water Productivity
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Crop production per unit of water consumed through ET expressed through kg per cubic meter, calculated per crop type.
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Each nationally relevant crop type, accounting for ~80% of total area under production, All irrigated crops or water managed crops.
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Productivity
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SDG 6.4; drought monitoring; UNFCCC; UNCCD; climate adaptation; groundwater depletion pollution;Irrigation modernization; Watershed management (Agricultural water foot-printing and agricultural water trading; water allocation; water rights implementation; water saving)
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Weekly to monthly, within each cropping cycle
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Field, watershed, and sub-national admin units
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Benjamin Koetz, Jippe Hoogeveen
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Seasonal Fallow Mask
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A binary determination of cultivable cropland that is not seeded (for harvestable crop or seasonal cover crop) for at least one or more cropping cycle(s) in a year. If left uncultivated for more than 1 cultivable cycle, it is eliminated from the Agriculture Mask.
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Agriculture Mask
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Land Use
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Policy areas supported include:
- Farm support programs
- Changes in the agricultural landscape
- Land degradation / soil restoration
- Eco-system services and biodiversity
- Climate Change (LULUCF sector)
- SDG 15.3, 2.4
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Seasonally monitored as input to an annual product update
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Field Scale
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Alyssa Whitcraft, Bettina Baruth, Ian Jarvis, Sven Gilliams
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Rangelands Mask
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A binary determination of rangelands, which are defined as where wild and domestic animals graze or browse on uncultivated vegetation, being dominated by grasses or shrubs, where tree cover does not exceed 50%.
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Rangelands Mask
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Land Use
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Early warning for food security; Changes in the agricultural landscape; Land degradation; SDG 2 & 15
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Annual
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Field Scale
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Juan Pablo Guerschman
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Rangeland Condition Assessment
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Qualitative indicator of rangeland vegetation status relative to short-term reference or potential status* (*definition must be declared)
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Rangelands Mask
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Productivity
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Early warning for food security; Changes in the agricultural landscape; Land degradation; SDG 2 & 15
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Seasonal or monthly
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Field Scale
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Juan Pablo Guerschman
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Perennial Cropland Mask
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A binary map of land to produce food, fiber, and fuel, where crops are harvestable multiple times without resowing. This includes perennial oil seeds, legumes, forages (multi year managed grasslands) and tree crops. The map must refer to a given reference period (typically a growing season corresponding to the target crops).
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For all perennial crops, excluding lands indicated by Managed Grasslands EAV. The map shall follow a common hierarchical typology with common aggregation levels, as proposed by JECAM. Distinction between rainfed and irrigated should be made where possible.
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Land Use
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Policy areas supported include: Land cover/use state & change; SDG 2; UNFCCC
- Greenhouse gas reporting
- Farm support programs
- Information for commodity markets
- Early warning for food security
- Changes in the agricultural landscape
- Land degradation
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Annual updates, taking into account growing seasons. Updates occurs at the end of the major growing season, so that changes can be detected over multiple growing seasons)
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Field Scale
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Bettina Baruth, Ian Jarvis, Miao Zhang
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Non-Perennial Cropland Mask
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A binary map of land to produce food, fiber, and fuel, where at least one crop is sowed/planted and fully harvestable typically within the 12 months after the sowing/planting date (with exceptions made for longer fully harvestable crops like sugarcane and sorghum). The map must refer to a given reference period (typically a growing season corresponding to the target crops).
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For all non-perennial (aka “annual crops”, which are sowed and harvested after 1 growing season), excluding lands indicated by Managed Grasslands and Seasonal Fallow EAVs. The map shall follow a common hierarchical typology with common aggregation levels, as proposed by JECAM. Distinction between rainfed and irrigated should be made where possible.
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Land Use
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Policy areas supported include: Land cover/use state & change; SDG 2; UNFCCC
- Greenhouse gas reporting
- Farm support programs
- Information for commodity markets
- Early warning for food security
- Changes in the agricultural landscape
- Land degradation
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Seasonal updates taking into account major growing seasons per agro-ecological zones (e.g. winter crops, spring, summer, short rainy season, long rainy season, etc.)
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Field Scale
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Bettina Baruth, Ian Jarvis, Miao Zhang
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Managed Grasslands Mask
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A binary map of land seasonally or annually sown with grasses or herbaceous forage for grazing and/or mowing. If there is no sowing or harvesting for more than one year, then the lands are considered rangelands.
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Managed Grasslands
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Land Use
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Policy areas supported include: Land cover/use state & change; SDG 2; UNFCCC
- Greenhouse gas reporting
- Farm support programs
- Information for commodity markets
- Early warning for food security
- Changes in the agricultural landscape
- Land degradation
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Annual updates, taking into account growing seasons. Updates occur at the end of the major growing season, so that changes can be detected over multiple growing seasons)
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Field Scale
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Juan Pablo Guerschman, Sven Gilliams
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Crop Yield Forecast
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Within season, pre-harvest forecast of harvestable weight* of commodity per unit area* (*definitions must be declared
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Each nationally relevant crop group or crop type, as appropriate, accounting for ~80% of total area under production.
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Productivity
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Markets & trade, (re)insurance, humanitarian, Industry
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Weekly to monthly, within each cropping cycle
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Within-field, Field; subnational admin units; National
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Belen Franch, Bettina Baruth, Inbal Becker-Reshef
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Crop Yield Estimation
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End of season harvestable weight* of commodity per unit area* (*definitions must be declared)
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Each nationally relevant crop type, accounting for ~80% of total area under production
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Productivity
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Policy & Yield Gap Assessments; Changes through time; SDG 2 and 15; UNFCCC; UNCCD; evaluating and guiding policy interventions; statistics; markets & trade; insurance; humanitarian
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Once per season as close as possible to harvest time
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Field; subnational admin units; National
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Belen Franch, Inbal Becker-Reshef
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Crop Type Area Estimate
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A quantitative determination of the horizontal projection of the area under identified crop types.
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Estimates can be created for non-perennial and perennial crop types, as well as managed grasslands and mosaics (defined as mixed cropping including agroforestry mosaics), where the type is declared. GEOGLAM prioritizes that crop type area estimates should be created for the crops that account for at least 80% of total area under production.
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Land Use
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Land cover/use state & change; agricultural production and trade; agricultural statistics; humanitarian
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Seasonally, ideally 1-2 months before the crop’s harvest, and no later than one month after the crop’s harvest
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Field Scale
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Alyssa Whitcraft, Andrew M. Davidson, Bettina Baruth, Pierre Defourny, Sophie Bontemps, Sven Gilliams
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Cropland Mask
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A binary map of land devoted to agriculture for the cultivation of perennial crops, non-perennial crops, and managed grasslands. It does not include lands indicated by Rangelands or Seasonal Fallow masks.
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Non-Perennial Cropland Mask and Perennial Cropland Mask
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Land Use
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Policy areas supported include: Land cover/use state & change; SDG 2; UNFCCC
- Greenhouse gas reporting
- Farm support programs
- Information for commodity markets
- Early warning for food security
- Changes in the agricultural landscape
- Land degradation
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Annual Update
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Standard products at 1 Ha resolution, based on generalization of mapping categories generated at lower levels of the hierarchy developed at higher or similar resolutions
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Bettina Baruth, Ian Jarvis, Juan Pablo Guerschman, Miao Zhang
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Crop Type Masks
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A spatially-explicit determination of identified types of non-perennial crops, types of perennial crops, managed grasslands, and/or of mixed-crop mosaics, as identified within the Cropland Mask. Types can be grouped into categories and/or hierarchies (for example, aggregation levels following JECAM description). Where categorical or hierarchical classification systems are in use, product should include documentation and definitions.
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Includes non-perennial and perennial crop types, as well as managed grasslands and mosaics (defined as mixed cropping including agroforestry mosaics), where the type is declared. The map shall follow a common hierarchical typology with common aggregation levels, as proposed by JECAM. GEOGLAM prioritizes that crop type masks should be created for the crops that account for at least 80% of total area under production.
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Land Use
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Policy areas supported include: Land cover/use state & change; SDG 2; UNFCCC
- Greenhouse gas reporting
- Farm support programs
- Information for commodity markets
- Early warning for food security
- Changes in the agricultural landscape
- Land degradation
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Per growing season for non-perennial crops; annual for managed grasslands and perennial crops. Mosaics either per growing season and annual, as appropriate for mosaic constituents.
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Field Scale
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Alyssa Whitcraft, Hongwei Zeng, Ian Jarvis, Mykola Lavreniuk, Pierre Defourny, Sophie Bontemps, Sven Gilliams
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Incoming Radiation
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Incoming radiation represents the amount of energy radiating from the sun to the land surface, including direct radiation and diffuse radiation.
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Agricultural Mask
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Productivity
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Food security and market phenology, yield
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Daily
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Landscape
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Belen Franch, Jinlong Fan
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Relative Humidity
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Relative humidity is the ratio of the amount of atmospheric moisture present relative to the amount that would be present if the air were saturated with respect to water or ice to be specified in the metadata (%).
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Agricultural Mask
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Productivity
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Food security, yield, pest, and crop disease
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Hourly
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Landscape
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Jinlong Fan
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Wind Speed
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Speed of air at a known height above the surface which is to be specified in the metadata (m/s). Direction from which wind is blowing at a known height above the surface which is to be specified in the metadata (degree true).
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Agricultural Mask
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Productivity
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SDG, Crop production, Crop monitoring, food security, water balance, evapotranspiration, lodging and crop damage
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3 Hours
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Landscape, 10km
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Jinlong Fan
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Crop Condition Assessment
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Qualitative indicator of crop health status relative to short-term reference* (*definition must be declared)
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Each nationally relevant crop type, accounting for ~80% of total area under production
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Productivity
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Markets & trade, insurance, humanitarian, pest and disease impact monitoring
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Weekly to monthly, within each cropping cycle
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Field and sub-national admin units
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Ian Jarvis, Inbal Becker-Reshef, Felix Rembold, Shumilo, Leonid, Mario Zappacosta, Miao Zhang, Rogerio Bonifacio
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Agriculture Mask
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A binary map of land devoted to agriculture, defined as the systematic and controlled use of land and livestock to produce food, fiber, and fuel. This includes croplands (as defined in the Cropland Mask), rangelands (as defined in the Rangeland Mask), and seasonally fallow lands (as defined by the Seasonal Fallow Mask).
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Cropland Mask, Rangeland Mask, and Seasonal Fallow Mask
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Land Use
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Policy areas supported include: Land cover/use state & change; SDG 2; UNFCCC
- Greenhouse gas reporting
- Farm support programs
- Information for commodity markets
- Early warning for food security
- Changes in the agricultural landscape
- Land degradation
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Annual update
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Standard products at 1 Ha resolution, based on generalization of mapping categories generated at lower levels of the hierarchy developed at higher or similar resolutions
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Ian Jarvis, Juan Pablo Guerschman, Bettina Baruth
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