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How to Label a Systems DiagramHow to Label a Systems Diagram
Moving toward greater complexity within systems diagrams.
Example ofExample ofThe Carbon Cycle
The Carbon CycleThe Carbon Cycle
http://www.esrl.noaa.gov/gmd/outreach/carbon_toolkit/basics.html
The Carbon Cycle —With LabelsThe Carbon Cycle With Labels
Source
Sink
Reservoir
SourceSource
S
SinkFeedbackFeedback
Feedback
Reservoir
SourceSource
Source Feedback
ReservoirReservoir
Sink
ReservoirOthers?
Sink
http://www.esrl.noaa.gov/gmd/outreach/carbon_toolkit/basics.html
The Carbon Cycle —With Measurable d f dQuantities Identified
ppm
ValueCan Be
Measured% reflectivity
µg/m3
mm/hrmm/hr
Units ofMeasuredQuantity
lbs CO2/kWhhouses/mi2% coverage
ppmmm/hr
µg/m2
W
vehicles/hr% cultivated land
/ 3
g C/kg soil L/hr
Others? mg/L
/
g C/m3
g C/m3
mm/year
http://www.esrl.noaa.gov/gmd/outreach/carbon_toolkit/basics.html
The Carbon Cycle —With Quantifiable l h d f dRelationships Identified
Rate/FluxCan Be
Determined
/Rate/FluxCan Be
Determined
Others?
Flux = The rate of matter or energy movement (amount per unit time)http://www.esrl.noaa.gov/gmd/outreach/carbon_toolkit/basics.html
How to Label a Systems DiagramHow to Label a Systems Diagram
Moving toward greater complexity within systems diagrams.
Example ofExample ofThe Whale Pump
The Whale PumpThe Whale Pump
Roman J, McCarthy JJ ‐ Roman J, McCarthy JJ (2010) The Whale Pump: Marine Mammals Enhance PrimaryProductivity in a Coastal Basin. PLoS ONE 5(10): e13255. doi:10.1371/journal.pone.0013255
The Whale Pump —With LabelsThe Whale Pump With Labels
Source
Sink FeedbackReservoir
Reservoir
Source
Feedback
ReservoirReservoir
Reservoir
FeedbackReservoir
Sink
Feedback
Reservoir
Reservoir
ReservoirOthers?
SourceSource
Roman J, McCarthy JJ ‐ Roman J, McCarthy JJ (2010) The Whale Pump: Marine Mammals Enhance PrimaryProductivity in a Coastal Basin. PLoS ONE 5(10): e13255. doi:10.1371/journal.pone.0013255
The Whale Pump —With Measurable d f dQuantities Identified
ValueCan Be
MeasuredgC/m3
mg/L gC/m3/ 3
gC/m3
Units ofMeasuredQuantity
mg/L mg/Lmg/L gC/m3
gC/m3
gC/m3
ppm
gC/m3
gC/m3 gC/m3
Others?gC/m3
gC/m3gC/m3
gC/m3
gC/m3gC/m
Roman J, McCarthy JJ ‐ Roman J, McCarthy JJ (2010) The Whale Pump: Marine Mammals Enhance PrimaryProductivity in a Coastal Basin. PLoS ONE 5(10): e13255. doi:10.1371/journal.pone.0013255
The Whale Pump —With Quantifiable l h d f dRelationships Identified
HumansRate/FluxCan Be
Determined
Squid
/Rate/FluxCan Be
Determined
Others?
Flux = The rate of matter or energy movement (amount per unit time)Roman J, McCarthy JJ ‐ Roman J, McCarthy JJ (2010) The Whale Pump: Marine Mammals Enhance PrimaryProductivity in a Coastal Basin. PLoS ONE 5(10): e13255. doi:10.1371/journal.pone.0013255
How to Label a Systems DiagramHow to Label a Systems Diagram
Moving toward greater complexity within systems diagrams.
Example ofExample ofThe Cryosphere
The Cryosphere
Frozen Water
The Cryosphere
Frozen Water
Liquid Water
Atmosphere
Surface
IceGlacier SnowSea
SurfaceIce
Ocean
Perma‐frost
Sheet
River Ice
LakeIceIcebergs
Ice
Deborah Gross, Carleton College, and Karl Kreutz, University of Maine, 2015.
The Cryosphere —With Labels
Frozen Water
The Cryosphere With Labels
FeedbackFrozen Water
Liquid Water
Atmosphere
Surface
SinkSink Source
SourceFeedback
Feedback
IceGlacier SnowSea
SurfaceIce
Reservoir ReservoirReservoir
FeedbackFeedback
Feedback
Ocean
Perma‐frost
Sheet
River Ice
LakeIceIcebergs
IceReservoirReservoirReservoir
Reservoir
ReservoirOthers?
Deborah Gross, Carleton College, and Karl Kreutz, University of Maine, 2015.
The Cryosphere —With Measurabled f d
Frozen Water
Quantities IdentifiedFrozen Water
Liquid Water
Atmosphere
Surface
ValueCan Be
Measuredm/yr Gt/yr
IceGlacier SnowSea
SurfaceIceUnits of
MeasuredQuantity Gt/yr
Ocean
Perma‐frost
Sheet
River Ice
LakeIceIcebergs
Icem
mm/yr
Gt/yr m
Others?
Deborah Gross, Carleton College, and Karl Kreutz, University of Maine, 2015.
The Cryosphere —With Quantifiable l h d f d
Frozen Water
Relationships IdentifiedFrozen Water
Liquid Water
Atmosphere
Surface
Rate/FluxCan Be
Determined
IceGlacier SnowSea
SurfaceIce
/
Ocean
Perma‐frost
Sheet
River Ice
LakeIceIcebergs
IceRate/FluxCan Be
Determined
Others?
Flux = The rate of matter or energy movement (amount per unit time)
Deborah Gross, Carleton College, and Karl Kreutz, University of Maine, 2015.
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