climate change perspectives from the north
DESCRIPTION
Climate Change perspectives from the North. Sea Ice. 1979. Summer Sea Ice. NASA. 4. 1979 - 1999 average. Summer Sea Ice. NASA. 5. 2004. Summer Sea Ice. NASA. 6. 2005. Summer Sea Ice. NASA. 7. 2006. Summer Sea Ice. NASA. 8. 2007. Summer Sea Ice. NASA. 9. 2008. - PowerPoint PPT PresentationTRANSCRIPT
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Climate Change perspectives from the North
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Sea Ice
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SummerSea IceSummerSea Ice NASANASA
1979
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SummerSea IceSummerSea Ice NASANASA
1979 - 1999average
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SummerSea IceSummerSea Ice NASANASA
2004
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SummerSea IceSummerSea Ice NASANASA
2005
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SummerSea IceSummerSea Ice NASANASA
2006
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SummerSea IceSummerSea Ice NASANASA
2007
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SummerSea IceSummerSea Ice NASANASA
2008
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SummerSea IceSummerSea Ice NASANASA
2009
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Winter Sea IceTrends
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take home messages
Arctic sea ice- is melting- is melting fast- will impact the globe
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Atmosphere
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Global Mean Temperature
data source: NASA Goddard Institute
Tem
per
atu
re (
°C)
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Global Mean Temperature
data source: NASA Goddard Institute
Tem
per
atu
re (
°C)
130 year trend+0.06 °C / decade
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Global Mean Temperature
data source: NASA Goddard Institute
Tem
per
atu
re (
°C)
50 year trend+0.15 °C / decade
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Global Mean Temperature
data source: NASA Goddard Institute
Tem
per
atu
re (
°C)
20 year trend+0.20 °C / decade
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Ocean 85%
Atmosphere3%
Soil 4%
Ice 8%
New EnergyStorage
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take home messages
Climate change- is here- is significant- more change is expected
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What is thecause of climate change?
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Carbon Dioxide Modern Data
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take home messages
Climate change- is caused by the burning
of fossil fuels
- we are all responsible
- we need to shift the energy economy
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Energy Economy
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$ p
er b
arre
l
World Oil Pricessource: US Energy Information Administration
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$ p
er b
arre
l
World Oil Pricessource: US Energy Information Administration
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$ p
er b
arre
l
World Oil Pricessource: US Energy Information Administration
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Rough Energy Statistics
Global Mix
35%
30%
20%
5%
10%
Oil
Coal
Natural Gas
Nuclear
Renewables
Cost/ kWh
$.05
$.04
$.04
$.10 - .20
$.04 - .06
$.08
$.30
Oil (Bitumen)
Coal
Natural Gas
Nuclear
Hydro
Wind
Solar (PV)
+$50CO2 Tax
$.06 ($.07)
$.06
$.05
$.10 - .20
$.04 - .06
$.08
$.30
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Global GHG emissions by sector source: World Resource Institute CAITsource: from 2000 including land use (CO2eq)
sector end use gas
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source: Stats Canada
Canadian Emissions
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take home messages
Energy economy- cost of fossil fuels is
rising
- emissions are rising
- we need to shift the energy economy
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Moving forward