{PAGE NAME} | {WEB AREA NAME}

EM Identity and Description

EM ID variable.detail.emIdHelp ?	EM-997
Document Author variable.detail.emDocumentAuthorHelp ?	Gamarra, J. G., Brewer, P. A., Macklin, M. G., & Martin, K.
Document Year variable.detail.emDocumentYearHelp ?	2014

Variable General Info

Name variable.detail.varNameHelp ?	Digital elevation model	Grain size distribution	Historic mining activity	Historic rainfall data	Metal size distribution	Mine locations
Variable ID variable.detail.varIdHelp ?	24771	24772	24774	24770	24775	24773
Symbol variable.detail.varSymbolHelp ?	Not reported	Not reported	Not reported	Not reported	Not reported	Not reported
Qualitative-Quantitative variable.detail.continuousCategoricalHelp ?	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)	Qualitative (Class, Rating or Ranking)
Cardinal-Ordinal variable.detail.cardinalOrdinalHelp ?	Cardinal	Cardinal	Cardinal	Cardinal	Cardinal	Non-Ordinal
Units variable.detail.varUnitsHelp ?	Not reported	um	Not reported	mm	um	Not applicable

Variable Typology

Name variable.detail.varNameHelp ?	Digital elevation model	Grain size distribution	Historic mining activity	Historic rainfall data	Metal size distribution	Mine locations
Predictor-Intermediate-Response variable.detail.displayVariableTypeHelp ?	Predictor	Predictor	Predictor	Predictor	Predictor	Predictor
Predictor Variable Type variable.detail.displayPredictorVariableTypeHelp ?	Time- or Space-varying Variable	Time- or Space-varying Variable	Time- or Space-varying Variable	Time- or Space-varying Variable	Time- or Space-varying Variable	Time- or Space-varying Variable
Response Variable Type variable.detail.resClassHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
Data Source/Type variable.detail.dataTypeHelp ?	Map or database (e.g., wide coverage, wide availability, measured or modeled)	Local field/Lab data (e.g., particular to the EM study)	Local field/Lab data (e.g., particular to the EM study)	Local field/Lab data (e.g., particular to the EM study)	Local field/Lab data (e.g., particular to the EM study)	Local field/Lab data (e.g., particular to the EM study)
Variable Classification Hierarchy variable.detail.vchLevel1Help ?	2. Land Surface (or Water Body) Cover, Use, Substrate, or Metric	5. Ecosystem Attributes and Potential Supply of Ecosystem Goods and Services	4. Human-Produced Stressor or Enhancer of Ecosystem Goods and Services Production	5. Ecosystem Attributes and Potential Supply of Ecosystem Goods and Services	4. Human-Produced Stressor or Enhancer of Ecosystem Goods and Services Production	4. Human-Produced Stressor or Enhancer of Ecosystem Goods and Services Production
	--Geographic position, horizontal or vertical	--Physical/chemical characteristics of nonliving ecosystem components	--Human-caused release, presence or characteristics of polluting substances	--Physical/chemical characteristics of nonliving ecosystem components	--Human-caused release, presence or characteristics of polluting substances	--Human-caused release, presence or characteristics of polluting substances
	----Other, multiple, unspecified or unclear	----Physical/chemical characteristics of soils, substrates, rocks	----Release, presence or characteristics of nonpesticide anthropogenic toxic contaminants	----Physical/chemical characteristics of air, meteorology and precipitation	----Release, presence or characteristics of nonpesticide anthropogenic toxic contaminants	----Release, presence or characteristics of nonpesticide anthropogenic toxic contaminants
		------Soil chemistry, composition, and characteristics (non-contaminants)		------Meteorology data and parameters (including precipitation)

Variable Spatial Characteristics

Name variable.detail.varNameHelp ?	Digital elevation model	Grain size distribution	Historic mining activity	Historic rainfall data	Metal size distribution	Mine locations
Spatial Extent Area variable.detail.spExtentHelp ?	100-1000 km^2	100-1000 km^2	100-1000 km^2	100-1000 km^2	100-1000 km^2	100-1000 km^2
Spatially Distributed? variable.detail.spDistributedHelp ?	Yes	Yes	Yes	No	Yes	Yes
Observations Spatially Patterned? variable.detail.regularSpGrainHelp ?	Yes	Yes	Yes	Not applicable	Yes	Yes
Spatial Grain Type variable.detail.spGrainTypeHelp ?	map scale, for cartographic feature	map scale, for cartographic feature	map scale, for cartographic feature	Not applicable	map scale, for cartographic feature	map scale, for cartographic feature
Spatial Grain Size variable.detail.spGrainSizeHelp ?	Not reported	Not reported	Not reported	Not applicable	Not reported	Not reported
Spatial Density variable.detail.spDensityHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
EnviroAtlas URL variable.detail.enviroAtlasURLHelp ?				Average Annual Precipitation

Variable Temporal Characteristics

Name variable.detail.varNameHelp ?	Digital elevation model	Grain size distribution	Historic mining activity	Historic rainfall data	Metal size distribution	Mine locations
Temporal Extent variable.detail.tempExtentHelp ?	Not applicable	1800-2100	1800-2100	1800-Not reported	1800-2100	1800-2100
Temporally Distributed? variable.detail.tempDistributedHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Yes	Yes
Regular Temporal Grain? variable.detail.regularTempGrainHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Yes	Not applicable
Temporal Grain Size Value variable.detail.tempGrainSizeValHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
Temporal Grain Size Units variable.detail.tempGrainSizeUnitHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
Temporal Density variable.detail.tempDensityHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable

Variable Values

Name variable.detail.varNameHelp ?	Digital elevation model	Grain size distribution	Historic mining activity	Historic rainfall data	Metal size distribution	Mine locations
Units variable.detail.estUnitHelp ?	Not reported	um	Not reported	Not reported	um	Not applicable
Min Value variable.detail.minEstHelp ?	Not reported	Not reported	Not reported	Not reported	Not reported	Not applicable
Max Value variable.detail.estHelp ?	Not reported	63	Not reported	Not reported	63	Not applicable
Other Value Type variable.detail.natureOtherEstHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
Other Value variable.detail.otherEstHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable

Variable Variability and Sensitivity

Name variable.detail.varNameHelp ?	Digital elevation model	Grain size distribution	Historic mining activity	Historic rainfall data	Metal size distribution	Mine locations
Variability Expression Given? variable.detail.variabilityExpHelp ?	No	No	No	No	No	No
Variability Metric variable.detail.variabilityMetricHelp ?	None	None	None	None	None	None
Variability Value variable.detail.variabilityValueHelp ?	None	None	None	None	None	None
Variability Units	None	None	None	None	None	None
Resampling Used? variable.detail.bootstrappingHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
Variability Expression Used in Modeling? variable.detail.variabilityUsedHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable

Variable Operational Validation (Response Variables only)

Name variable.detail.varNameHelp ?
Variable ID variable.detail.varIdHelp ?
Validated? variable.detail.resValidatedHelp ?
Validation Approach (within, between, etc.) variable.detail.validationApproachHelp ?
Validation Quality (Qual/Quant) variable.detail.validationQualityHelp ?
Validation Method (Stat/Deviance) variable.detail.validationMethodHelp ?
Validation Metric variable.detail.validationMetricHelp ?
Validation Value variable.detail.validationValHelp ?
Validation Units
Use of Measured Response Data variable.detail.measuredResponseDataHelp ?

Name

Variable ID

Validated?

Validation Approach (within, between, etc.)

Validation Quality (Qual/Quant)

Validation Method (Stat/Deviance)

Validation Metric

Validation Value

Validation Units

Use of Measured Response Data

US EPA

EcoService Models Library (ESML)

Variables Details

: (EM-997)