IRI/LDEO Climate Data Library

M.Benno Blumenthal, Michael Bell, and John del Corral

International Research Institute for Climate and Society

Columbia University

http://iridl.ldeo.columbia.edu/

Overview

IRI Data Collection

Generalized Data Tools

Specialized Data Tools

Dataset • Dataset •Dataset •Variable

•ivar•ivar

multidimensional

Data Viewer Data Language

Maproom

URL/URI for data, calculations, figs, etc

Data Flow based Analysis

Resultsdata dataanalysis

Data Dataanalysis

IRI DataCollection

Dataset • Dataset •Dataset •Variable

•ivar•ivar

multidimensional

EconomicsPublic Health

“geolocated by entity”

GIS

“geolocation byvector object or projection metadata”

Ocean/Atm

“geolocated by lat/lon”multidimensional

spectral harmonicsequal-area gridsGRIB grid codesclimate divisions

IRI Data Collection

IRI DataCollection

Dataset • Dataset •Dataset •Variable

•ivar•ivar

ServersOpenDAPTHREDDS

GRIBnetCDFimagesbinary

DatabaseTablesqueries

spreadsheetsshapefiles

images w/proj

IRI Data Collection

IRI DataCollection

Dataset • Dataset •Dataset •Variable

•ivar•ivar

Calculations“virtual variables”

imagesgraphics

descriptive and navigational pages

OpenGISWMS/WCS

Data Filesnetcdfbinaryimages

Clients

OpenDAPTHREDDS

Tables

ServersOpenDAPTHREDDS

GRIBnetCDFimagesbinary

DatabaseTablesqueries

spreadsheetsshapefiles

images w/proj

IRI Data Collection

IRI General Data Tools

Data Page

IRI General Data Tools

Data Viewer

IRI General Data Tools

Cut and Paste

IRI Map Room

Malaria Early Warning System• Front page illustrates most recent dekadal rainfall estimates (FEWS RFE)

• Change dates to view different time periods

• Administrative and epidemiological overlays available

• Click and drag box across map to zoom

IRI Map Room

STEP 1: Selectsize of domain for analysis

STEP 2: Select location for which analysis will be created

Administrative District ORBox – 11km, 33km, 55km, 111km

MEWS Time Series Analyses

IRI Map Room

MEWS Time Series Analyses

IRI Map Room

Climatic Suitability Interface

• Front page illustrates number of months during the year that are suitable based on “normal” conditions

• Same visual options as MEWS

IRI Map Room

Climatic Suitability: A Historical ViewIRI Map Room

Connection Between Resources

Links on the side menu allow users to interact between products

IRI Map Room

Connection Between ResourcesIRI Map Room

Going into the Future

• Continuing data efforts• Expanding map rooms directed at particular

user groups• Semantic Web

metadata/navigation/provenance

http://iridl.ldeo.columbia.edu/ontologies/

Data Flow based Analysis with explicit semantics

Resultsdata dataanalysis

Data Dataanalysis

Semantic Web

Faceted Searchhttp://iridl.ldeo.columbia.edu/ontologies/query2.pl?...

Metadata Browserhttp://iridl.ldeo.columbia.edu/ontologies/browse.pl