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Published byDaniela Reed Modified over 8 years ago
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Approach to GEOGLAM Information & Dissemination Inbal Becker-Reshef Chris Justice
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GEOGLAM Data and Information GEOGLAM Components that will generate data and information : 1.Monitoring Global Ag monitoring system of systems (Producers/Exporters) 2.Monitoring Countries/regions at Risk 3.Strengthening National Capacity for Ag Monitoring 4.Coordinating Satellite data and products and In Situ Observations
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Squares indicate official statistics Circles indicate in-season estimates GEOGLAM GOAL: improve operational global and national crop production estimates using EO and their timely dissemination (AMIS) Crop Forecasts and Estimates Vary!
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Data Policy GEOGLAM will promote free and open data sharing (in line w. GEO Data Policy) Data provided specifically through GEOGLAM should be free and openly available to all – Most of this will be in the context of component 1 and 2 ( global data sets ) and 4 satellite and in-situ Data generated as a result of GEOGLAM National Capacity Building component 3 - will be subject to national data policies Satellite data to be worked through CEOS (fine/more –res) Data products/processing/collection standards
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Primary Information Types Crop Statistics – Forecasts – Final estimates Data Inputs – Derived Products Crop calendars Crop maps, crop type maps, crop group maps (updated seasonally- 5 yer) Biophysical parameters/metrics (LAI, soil moisture, ET, drought indices, WRSI etc.) (time-series) – Time series EO (SR, indices ) – High/mod res sampled EO – Agromet including rainfall, temp, ET, etc – field data
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Indicators – Alerts (drought) – Production Anomalies (global) (extraordinary events?) – Seasonal forecasts/outlooks Tools – Models (yield) – Area estimation (regression estimators/AF) – Mapping/classification – Flood mapping – Frost detection – Crop map inter-comparison/validation (GEOWiki) – Crop condition Workshops/training Best Practices Guidelines
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Current Approaches to Dissemination Data portals (Metadata) and access tools – GEOSS common infrastructure (GCI) Satellite data (raw data/derived products): – Coordinated Acquisition requests (for mod/fine res data) JECAM – distributed system & coordinated through CEOS – Data systems (push/pull) space agencies and data providers (brokers) – NRT (LANCE) – Archives and derived long term data records (LTDR)
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Satellite Data Continued Value added products from the community (university, govt, research, institutes, private industry etc. ) Agromet Data Seasonal outlooks, forecasts, precip, ET (WMO, national/regional met services & data centers, GCOS etc) Online GUI information analysis and querying systems (MARS, Cropexplorer, FEWS, GIEWS, CropWatch,) Method/Product Inter-comparison – JECAM – AgMIP – PAY Crop Bulletins outlook and reports (national, GEIWS MARS, FEWS, USDA, CropWatch etc) Online stats data bases – USDA/FAO/AMIS/PAY etc
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GEOGLAM General Approach Previous CoP discussion have decided to implement a distributed rather than centralized system of systems for data dissemination – Recognizing sovereignty of national systems – requirement for long term institutional and operational commitment – EO data policies Emphasis therefore placed on: providing shared tools and models (area frame, yield models etc) standardized processing and products (SR, crop-type, etc) community best practices documents Modular approach to building capacity – Augmenting current systems with enhanced components Coordinated data acquisition (working with CEOS)
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GEOGLAM Contributions Global/Regional systems --> Global Systems & National Systems AMIS – Global EO datasets(NRT, indices) – Agromet gridded datasets – Modules (software, data, architecture) – Models (WOFOST/BioMA/analog year) – Indicators (Frost alerts, drought alerts) – Mod/high res?? (data buys?) National Systems National & Global AMIS – In situ data – Country specific data layers: crop calendars, crop maps, models, stats – High res – Training Satellite national & global – Articulation of specific EO data requirements (vetted) – Coordinated Ag Acquisition strategy (working w/ CEOS) COVE tool – High/moderate res data sharing – Standardized NRT processing (sentinel2 LDCM) Ag Task: – JECAM – PAY – GEOWiki
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Data Availability Categories for GEOGLAM Exist & are generally unavailable – Additional Rainfall data & gridded products – Fine res – Sub-national stats archive (yield /area) Don’t exist which are needed – High temporal, high quality mod res data for ag regions – Mod/fine res ET, soil moisture – Operational yield models Exist but currently incomplete/inadequate – Global Cropland map – Crop type/group – Crop calendars – Soil moisture
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Possible Approach to System of Systems? GEOGLAM website Database inventory (GEOGLAM portal?) of current shareable ‘information’ according to: – agency/partner, – information type (time-series, models, software, stats, etc) – best practices guidelines by cropping systems – Conditions/policies GEOGLAM Centralized distribution (ie PAY) GEOGLAM Distributed (ie JECAM) Tools (ie GEOWiki) Training/workshops Articulation of EO data requirements & Work with CEOS and commercial providers to meet needs Links to AMIS – crop condition, forecasts, alerts
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