Hastily constructed presentation on carbon emissions T.J. Blasing - - PowerPoint PPT Presentation

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Dec 23, 2023 382 likes •500 views

Hastily constructed presentation on carbon emissions T.J. Blasing For NOAA ESRL meeting, May 15 2008 Brought to you by: Marland & friends National Carbon Assessments Fossil Carbon Embodied Carbon Standing Woody Biomass Have already

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Hastily constructed presentation on carbon emissions T.J. Blasing For NOAA ESRL meeting, May 15 2008

Brought to you by:

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Marland & friends National Carbon Assessments Fossil Carbon Embodied Carbon Standing Woody Biomass

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Have already done Annual C emissions for each state Monthly C emissions for USA total Jay Gregg and Bob Andres will Expand to Monthly C emissions for each state Monthly C emissions for other countries Collaboration with Vulcan Carbon tracker Sulfur tracker

SLIDE 4 Global Fossil Carbon Emissions* 2000 4000 6000 8000 10000 1751 1766 1781 1796 1811 1826 1841 1856 1871 1886 1901 1916 1931 1946 1961 1976 1991 2006 E m is s io n s (T g -C ) *NOT Fossil-fuel C emissions *NOT Fossil CO2 emissions * Documentation of Global Fossil Carbon Emissions Was Necessary to Establish the Anthropogenic Source and its Contribution to the Global Carbon Budget

FOSSI L-FUEL EMI SSI ONS / kW h OF ELECTRI CI TY

NATURAL GAS COAL 14.47 g-C 3.413 ( 1000 Btu) ( 1000 Btu) kW h X X 3 148 g-C kW h = 25.76 g-C 3.413 ( 1000 Btu) ( 1000 Btu) kW h X X 3 = 264 g-C kW h BUT: line/ transfer losses & pow er to run the generating facility m eans that about 1.15 w atts m ust be generated to m ove 1 w att through to your coffee pot. For a Coal-fired pow er plant: 26 4 X 1.15 = 304 g-C = 1 113 g CO2 = 2.45 lbs CO2 per kW h delivered to your coffee pot. TJ Blasing w ith Avery

W orks w ell for: ( 1 ) state/ national averages ( 2 ) daily/ hourly data at point sources. AMOUNT OF FUEL ( tonne, bbl, m 3) HEAT CONTENT ( joules/ am ount) CARBON COEFFI CI ENT ( gram s-C/ m egajoule) COMBUSTI ON EFFI CI ENCY ( Typically around 9 9 % )

CARBON EMI TTED

X X X

90 100 110 120 130 140 150 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Emissions (Tg)

2000-2004 1981-1985

Air conditioners are increasing carbon emissions in summer

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On average, this is a dead duck.

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THESE AVERAGES W ORK FOR SPACE AND/ OR TI ME SCALES THAT I NCLUDE ALL 93 8 COALS

FOR FINER SCALES

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On average, this is a dead duck.

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THESE AVERAGES W ORK FOR SPACE AND/ OR TI ME SCALES THAT I NCLUDE ALL 938 COALS

FOR FINER SCALES

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Large Point Sources Need plant-specific fuel data

Gaby and Anjalie

SLIDE 7 Diane Pataki

Colorado Carbon Emissions by Month 1998-2002

2000 2100 2200 2300 2400 2500 2600 1 2 3 4 5 6 7 8 9 10 11 12 EMI SSI ONS ( Gg) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

2 6 0 0 2 5 0 0 2 4 0 0 2 3 0 0 2 2 0 0 2 1 0 0 2 0 0 0

COLORADO FOSSI L- FUEL CARBON EMI SSI ONS BY MONTH ( 1 9 9 8 - 2 0 0 2 ) Bob Andres Jay Gregg

Specifying seasonal cycles for cities and states requires proxy data Hom e heating data Gasoline sales Atm ospheric 1 3C

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10 -km grid Salt Lake City Kansas City You are here.

VULCAN results from Kevin Gurney

SLIDE 9 Diane Pa tak i At m ospheric 1 3C 1 6 Mg- CO2/ hour from race cars alone N eed m iles driven & m iles/ gallon ( drivers and spect ators) Diane Pat aki Atm ospheric 1 3C

DURI NG THE RACE AFTER THE RACE

carbon tracks

Large sporting events are becom ing increasingly concerned about their carbon footprints.

carbon tracks

16 Mg / hour CO2 from race cars alone

CO2

CO & CO2 CO & CO2

Tracking carbon em itted from the Daytona 5 0 0

1 6 Mg- CO2/ hour from race cars alone Need m iles driven & m iles/ gallon ( drivers and spectators)

Jesse Miller with beer

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THE FUTURE

After Carbon Tracker, W hat next ? SF5CF3 Atm ospheric lifetim e = 8 0 0 years GW P = 1 7 ,7 0 0 SF6 Atm ospheric lifetim e = 3 2 0 0 years GW P = 1 6 ,3 0 0