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About GCMD Welcome page
Access Constraints: DIF Writer´s Guide Entry
Agriculture Data Search
Agriculture Research Data Directory (USDA/AGROS) Portal
Antarctic Biodiversity Information Facility (ANTABIF) portal
Antarctic Master Directory (AMD) Portal
AMD National Antarctic Data Centers
Arctic Portal
Argentina Antarctic Center Portal
Atmosphere Data Search
Atmospheric Science Data Center (ASDC) Portal
Australian Antarctic and Subantarctic Data Portal


Basics of Free Text Searching
Belgian Antarctic Program Data Portal
Biological Classification Data Search
Biosphere Data Search


Canadian OBIS Portal
Canadian Polar Commission/Canadian Committee for Antarctic Research Portal
Chilean (CENDA) Antarctic Data Center Portal
Chinese Antarctic and Arctic Data Center Portal
Climate Indicators Data Search
Climate Variability and Predictability (CLIVAR) Portal
Collaborate Through Web Services
Committee on Earth Observation Satellites (CEOS) Data Portal
Committee on Earth Observation Satellites International Directory Network (CEOS IDN)
Contact GCMD
Coordinated Enhanced Observing Period (CEOP) Portal
Create Descriptions
Cryosphere Data Search

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Center: DIF Writer´s Guide
Data Provider Search
Data Set Citation: DIF Writer´s Guide
Data Set Language: DIF Writer's Guide
Data Set Progress: DIF Writer's Guide
Data Set Search page
DIF ISO Topic Category: DIF Writer's Guide
Directory Interchange Format (DIF) Writer´s Guide
Distribution: DIF Writer´s Guide
docBUILDER Tool Help Guide
DODS (OPeNDAP) portal


Earth Observing System Data Information System (EOSDIS) Distributed Data Archive Centers Portal
Entry_ID: DIF Writer´s Guide
Entry_Title: DIF Writer´s Guide
Error Procedure: DIF Writer´s Guide
ESIP Federation Data Portal
Estonian Antarctic Data Center Portal
European Ocean Biogeographic Information System (EUROBIS) Portal
Evolution and Biodiversity in the Antarctic (EBA) Portal


Finnish Antarctic Programme Portal
France - Arctic Portal - IPEV
France AMD Portal - Institut Polaire Francais Paul Emile Victor (IPEV)


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GCMD FAQs about the GCMD
GCMD Geographic Information Systems (GIS) Server Portal
GCMD Home page
Geographic Information for Sustainable Development (GISD) Portal
Global Climate Observing System (GCOS) Portal
Global Earth Observation System of Systems (GEOSS) and GCMD collaboration
Global Observation of Forest Cover (GOFC) Portal
Global Observing System Information Center (GOSIC) Portal
Global Ocean Ecosystems Dynamics program (GLOBEC) Portal
Global Ocean Observing System (GOOS) Portal
Global Terrestrial Observing System (GTOS) Portal
Goddard Space Flight Center (GSFC) Data Portal
Gulf of Maine Council (GOMC) on the Marine environment portal
Gulf of Maine Data Partnership (GoMODP) portal


Help Guide: Basics of full-text search of the GCMD Database
Help Guide: Tutorial on new GCMD Search Functionality
How to Cite the GCMD
How to Collaborate with the GCMD
Human Dimensions Data Search


IDN Node: DIF Writer´s Guide
Indian Ocean OBIS Portal
Instrument/Platform: DIF Writer's Guide
Instruments/Sensors Data Search
INTEROP (Discussion list)
ISO Metadata Standard to GCMD DIF
ISO Topic Category: DIF Writer's Guide
ISO Topics: Keywords
Institut Polaire Francais Paul Emile Victor (IPEV) AMD-France Portal
IPEV Arctic-France Portal
Inter-America Institute for Global Change Research - Data and Information System (IADIS) Portal
International Polar Year Portal
Italian Antarctic Program Data Portal

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Japan Aerospace eXploration Agency (JAXA) Portal
Japan's National Institute for Polar Research Portal


Keyword List: GCMD Science Keywords
Keywords (Ancillary Keyword): DIF Writer's Guide
Korean Antarctic Data Portal


Lance Near real time Data Portal
Land Surface Data Search
Langley Research Center (LARC) Data Portal
Language: DIF Writer´s Guide
Lightning and Thunderstorm Data FAQ
Location Data Search
Location: DIF Writer´s Guide

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Malaysian Antarctic Data Portal
Massachusetts Ocean Data Inventory Portal
MD Software Release Announcement
Met Office Hadley Centre Portal
Model Output Data Portal
Multimedia Sample: DIF Writer´s Guide


NASA DAAC's Data Portal
NASA Data Portal
NASA Goddard Earth Sciences Data and Information Services Center Portal
NASA Goddard Space Flight Center (GSFC) Portal
NASA Physical Oceanography DAAC Portal
National Antarctic Data Center (NADC) Portal Listing page
National Center for Atmospheric Research (NCAR) Keyword Search Portal
National Oceanic and Atmospheric Administration (NOAA) Portal
National Snow and Ice Data Center (NSIDC) Portal
Netherlands Polar Programme Data Center Portal
New Zealand Antarctic Data Center Portal
New Zealand OBIS Portal
NOAA National Climatic Data Center (NCDC) Portal
NOAA Operational Model Archive and Distribution System (NOMADS) Portal


Ocean Biogeographic Information System (OBIS) portal
Ocean Biogeographic Information System Regional Nodes Portal Listing Page
Oceans Data Search
Open Geospatial Consortium Compatible (OGC) Data Set Portal
Open-source Projects for a Network Data Access Protocol (OPeNDAP) portal
Originating Center: DIF Writer´s Guide

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Paleoclimate Data Search
Paper Publication List
Parameters (Science Keywords): DIF Writer´s Guide
Personnel: DIF Writer´s Guide
Physical Oceanograpy Distributed Active Archive Center (PODAAC) Portal
Platform Data Search
Platforms: DIF Writer´s Guide
Portals: Learn About Portals
Privacy Policy
Procedures for GCMD Keyword Modification
Progress: DIF Writer´s Guide

Project Keywords
Project Search
Projects: DIF Writer´s Guide


Quality: DIF Writer´s Guide


Reference/Presentations: DIF Writer´s Guide
Related_URL: DIF Writer´s Guide
Release Announcement
Remote Sensing for Conservation Portal
Resolution: DIF Writer´s Guide
Revision History: DIF Writer´s Guide
Rosenstiel School of Marine and Atmospheric (RSMAS) Portal


Science Keywords
Scientific Committee on Antarctic Research Marine Biodiversity Information Network (SCAR-MarBIN) Portal
Scientific Committee on Antarctic Research (SCAR) Projects
Search Guide: Basics of full-text search of the GCMD Database
Search Guide: Tutorial on new GCMD Search Functionality
Sensor (Instruments): DIF Writer´s Guide
Service Keyword Search: Data Analysis and Visualization
Service Keyword Search: Data Management/Data Handling
Service Keyword Search: Education Outreach
Service Keyword Search: Environmental Advisories
Service Keyword Search: Hazards Management
Service Keyword Search: Metadata Handling
Service Keyword Search: Models
Service Keyword Search: Reference And Information Service
Service Keyword Search: Web Services
Services Search page
Socioeconomic Data and Applications Center (SEDAC) Portal
Solid Earth Data Search
South American OBIS Portal
Spain National Antarctic Data Center portal
Spatial Coverage: DIF Writer´s Guide
Spatial Ecological Analysis of Megavertebrate Populations (SEAMAP) OBIS Portal
Spectral/Engineering Data Search
Standards and Metadata Protocols
Standing Committee on Antarctic Data Management/AMD (SCADM) Portal
Sub-Saharan Africa OBIS Portal
Summary: DIF Writer´s Guide
Sun-Earth Interactions Data Search
Sun-Earth Interactions Data portal
Surface-Ocean Lower-Atmosphere Study (SOLAS) Portal
Swiss Committee on Polar Research Portal 


Temporal Coverage: DIF Writer´s Guide
Terrestrial Hydrosphere Data Search
Thematic Realtime Environmental Distributed Data Services (THREDDS) Portal


United Nations (UN) Earth Science Data Portal: Keyword Search
United States Antarctic Data Coordination Center Portal
United States Department (USDA) Portal
United States OBIS Portal
Uruguayan National Antarctic Data Center portal
Use Constraints: DIF Writer´s Guide


Valids (Keyword) lists


What is a DIF: DIF Writer´s Guide Entry
World Data Center (WDC) Portal
World Water Forum (WWF) Portal
Writer's Guide: DIF

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