350 workshop 2010 science policy solutions

8/8/2019 350 Workshop 2010 Science Policy Solutions

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LIMATE SCIENCE ANDIMPACTS

+SION 4 5+SION 4 5


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hat do we knowbout climatechange?


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THE REENHOUSE EFFECT

. C O 2 a n d o t h e r g r e e n ho u s e g a s e sr a p h e a t f r o m t h e s u n i n o u r.t m o s p h e r e


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Before the Industrial,Revolution for thousands of

,years the amount of carbonin the atmosphere was at

287ppm


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,Now after three centuries of burning, , ,coal oil and gas we're at 390ppm

thats above any levels weve seen in.recorded history


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. We also know that CO2 influenceslobal temperature

O2 in PPM

LOBAL TEMPERATUREears ago

:ODAY 390ppm

550ppm?More?

EARLY 1900S

LAST CE AGE

here we -l be mid century if we keep this up

look how the temperature line follows CO2look how the temperature line follows CO2

concentrations throughout historyconcentrations throughout history


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nd now we -e seeing the results we c,ee that measurable recorded impacts.re happening now all around us

Chapare, Bolivia


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9/69Lahore, Pakistan


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LACIERSAREMELTING


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&MUIR RIGGS GLACIER 1941


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&MUIR RIGGS GLACIER 2004


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,PEDERSEN GLACIER AK 1920


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,PEDERSEN GLACIER AK 2005


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EA LEVELS ARERISING

Three Year Average

Satellite Altimetry

Year


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CEANS ARECIDIFYING


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Coral reefs areb l e a c h i n g


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BECOMING MOREXTREME


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ustralia suffers worst droughtin

,000 years - , ,uardian UK Nov 7 2008


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. .U S dealingwith

Katrinaswrath as

death toll.oars ,nternational Herald Tribune Augus,1 2005


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AJOR FLOODS PER DECADE number

of

ma

jor

floods

per

decade

number

of

ma

jor

floo

ds

per

decade


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apid Warming preadsavoc in Canada .orests

, ,ashington Post March 1 2006


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ustralia fires sparkalls for CLIMATEACTION, ,ashington Post March 1 2006


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CO2IN THE ATMOSPHERE

WE :RE HERE 390

: WE NEED TO BE HERE 350

YEAR


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ow do we know allthis?


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he largest research project in:istory I ,n 1988 the IPCC wascreated to -provide the decision makers

and others interested in climate changewith an objective source of information

about climate change


30/69EW REPORTS EVERY 4 YEARS

SCIENTISTS


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ON THE NOBEL PRIZE IN007 WITH AL GORE


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We ave warmed our planet more thanC and are already observing major.mpacts and changes in our climate


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o we really want to see whatappens if we keep going? We willace increasingly severe impactsike

th di f


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the disappearance of

MALL ISLANDS


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severely impacted

LOC


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The most comprehensive reviewever carried out on the

economics of climate change

warns that global warmingcould inflict orldwidedisruptionas great as thatcaused by the two World Wars

.and the Great Depression

nvironmental News Service,T E R N R E VI E W 2 0 0 6


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Climate change could force BILLION .from their homes by 2050

, ,pril 30 2008 The.ndependentHUMAN RIGHTS CRISIS AND

INSTABILITY


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If humanity wishes to r e s e r v e a planet similarto that on which civilization developed and to

which i f e o n Ea r t h ,is adapted paleoclimateevidence and ongoing climate change suggest that

CO2 will need to be reduced from its current 387ppmto .t m o st 35 0 p pm

- NASA climatologist. . ,r James E Hansen2008


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HAT ARE SOME CLIMATEMPACTS IN YOURCOMMUNITY?


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LIMATE POLITICS

SSION 6SSION 6


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,NFCCC United Nations Frameworkonvention on Climate Changeas created at the Rio EarthSummit

COPENHAGEN

RIO


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YOTO PROTOCOL1997 Ratified TreatyDidnt Ratify,Signed Ratification Pending

No Position


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-Each year there is a two week onference of( )he Parties COP to discuss the terms ofthe Kyoto Treaty

,OP 12 Montreal Canada 2005


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ECEMBER 2009

2009 COP in Copenhagen was.mportant The Kyoto Protocol ,irst term ends in 2012 andovernments were supposed to agreeo new terms for a treaty in.openhagen


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e learned a fewhings inopenhagen


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here is annormous citizen ovement around theorld


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hat included tens of thousands,nside the conference center,undreds of thousands outside


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nd hundreds of thousands more takinction in solidarity around the world


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here are real government champions,oo like President Nasheed of the.aldives


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,n fact 117 of the most vulnerablesland and African nations were,upporting 350ppm saying it isnecessary for their survival


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,At the end of the conference despite a,lot of pressure the rich countries

refused to commit to hat scientificindings indicate is necessaryo what next?


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HERE DOES YOUR COUNTRYSTAND?


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o how do we get backo 350ppm and avoidlimate catastrophe?


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IT DIFFICULTUT NOT

IMPOSSIBLE.F WE START NOW


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IT MEANS LANTING TREES-INSTEAD OF CLEAR CUTTING RAINFORESTS


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ND IMPLEMENTINGTHOUSANDIFFERENT SOLUTIONS


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hat canreate newjobs


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And make ourcommunitiesHEALTHIER


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YEAR

Phaseout of coal by 2030

Improved forestry and soil/

R e d u c e d o i l g a s u s e

GETTING TO 350

* .Graph from Dr James Hansen* .Graph from Dr James Hansen ss. .paper on 350ppm See sources. .paper on 350ppm See sources


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ccording to Jim Hansen and othercientists the main things we need to:o right away are

top coal use by 2030

mprove agricultural and forestrypractices ramatically reduce the use of allther fossil fuels ,f we manage to accomplish these things-e could get back to 350ppm by midcentury


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656 56 5

,Y TAKING ACTION WE CAN CALL ON OUR,Y TAKING ACTION WE CAN CALL ON OUREADERS TO MAKE THESE CHANGESEADERS TO MAKE THESE CHANGES


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ND PROVIDE AN EXAMPLE OF HOW OUROMMUNITIES COULD BE IN A WORLD AT350PPM


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350 workshop 2010 science policy solutions

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