Can we deduce CO2 sensitivity from holocene records?

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Hansen et al. 2013. ... and P. Kharecha, 2013: Climate sensitivity, sea level, and ... of 3±1°C for a 4 W/m 2 CO 2 forcing if Holocene warming relative ... - Read more

The problem becomes a lot more complicated in the real world when we consider that ... to Holocene transition can be used to ... sensitivity to CO2, ... - Read more

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Can we deduce CO2 sensitivity from holocene records? resources

Aerosol radiative forcing and climate sensitivity deduced ...

Aerosol radiative forcing and climate sensitivity deduced from the Last Glacial Maximum to Holocene ... We use the temperature ... record from the Vostok ice core to ...

Mid-Holocene - climateprediction.net | The world's largest ...

These simulations can be compared with known past climate records, and if there is a good match we know ... Mid-Holocene boundary ... CO2 steps, we can ...

Climate Sensitivity Estimated From Earth's Climate History

1 Climate Sensitivity Estimated From Earth's Climate History . James E. Hansen and Makiko Sato . NASA Goddard Institute for Space Studies and Columbia University ...

A Brief History of Atmospheric Carbon Dioxide Record ...

Atmospheric CO2 concentration records were being ... since 1833 was due to CO2. We know for a fact ... Early Holocene CO2 concentration ...

Good news? According to paleo research median CO2 climate ...

... Holocene temperature record ... The importance of incorporating such water feedbacks in 'CO2' climate sensitivity is also ... how we doubled fossil CO2 ...

CO2 Science

... "we reconstructed temperature ... it can be seen that after ... Calibration of speleothem stable isotopes against historical records: a Holocene ...

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CiteSeerX — Citation Query New insights into Southern ...

We here use various paleo-climatic records ... Atmospheric CO2 measured ... Our best estimate for the fast-feedback climate sensitivity from Holocene ...

Temperature Change and CO2 Change - A Scientific Briefing ...

We have demonstrated that, if CO2 concentration continues to ... Climate sensitivity: the effect of CO2 on temperature: ... global temperature records overstate ...

Reply to comment by Andrey Ganopolski and Thomas Schneider ...

Reply to comment by Andrey Ganopolski and Thomas ... Holocene warming, we obtain the global ... no proof that the climate sensitivity was really the same, we

CO2 is not a pollutant | Facebook

CO2 is not a pollutant. 146 likes · 2 talking about ... No genuine explanation for revision of past Holocene records three times now by the ... We can't do it.

Historical CO2

Historical CO2. Discovery of Global ... you can look, the farther ... either absolutely dated paleoclimatic records, or to insolation variations. We show that this ...

Driving forces of mid-Holocene vegetation shifts on the ...

This assumption is confirmed by our sensitivity study where we model ... we propose that the vegetation changes can, ... to late Holocene Tibetan pollen records, ...

Climate forced atmospheric CO2 variability in the early ...

Stomatal index reconstructions of atmospheric CO 2 concentrations can record ... during the early Holocene can be accounted for ... The sensitivity of the ...

New paper finds climate sensitivity to CO2 is about 63% ...

New paper finds climate sensitivity to CO2 is about ... from foraminiferal δ 18 O records from ... published from Holocene and ...

CO2 Climate Sensitivity - Physics Forums

CO2 Climate Sensitivity in ... Most estimates of climate sensitivity are based on records ... This is the notion of "climate sensitivity". We can calculate ...

Climate Model Credibility Gap & The Holocene Temperature ...

Marine and terrestrial proxy records suggest that there was ... throughout the Holocene, mainly in response to rising CO2 levels and ... can we trust them to predict ...

Using plant stomata to determine carbon dioxide ...

... distort this record. Accumulating ice layers can take a century or ... the stomata CO2 record. ... of Holocene atmosphere CO2 records based on ...

Reversing climate warming by artificial atmospheric carbon ...

In all the reversibility simulations with a moderate climate sensitivity, a climate resembling that of the Holocene can be restored by 3000 CE.

Holocene Temperature Variations — OSS Foundation

... Holocene_Temperature_Variations_Rev_png --- http://www ... Holocene Temperature model runs http://www ... What We Know; What We Can Do About ...

Human Effects on Climate

The Earth’s Climate History Marine Aerosols from Algal Emissions can affect Climate ... Holocene Maximum ... Earth’s CO2 Sensitivity from Climate ...

Holocene carbon-cycle dynamics based on CO2 trapped in ice ...

Holocene carbon-cycle dynamics based on CO2 trapped ... We also test the sensitivity of the ... Good correlation of the CO2 record with temperature ...

Paleoclimatology Why is it important? - Wikispaces

What Can We Learn? The ... Can be achieved by interpolating both records ... Paleoclimate data on climate change and climate sensitivity can yield accurate estimates ...

Rapid atmospheric CO2 changes associated with the 8,200 ...

Stomatal frequency can be ... It should be noted that early Holocene records from Greenland ... Century-scale shifts in early holocene atmospheric CO2 ...

Can We Still Avoid Dangerous Human-Made Climate Change?*

Can We Still Avoid Dangerous Human ... We can evaluate climate sensitivity by ... Watt fits the entire record. These implications can be understood ...

Climate Sensitivity, Sea Level, and Atmospheric CO2

How can we interpret ... that climate sensitivity can depend on the initial climate ... concatenation of instrumental and paleo records yields a Holocene mean of ...

RealClimate: Target CO2 - RealClimate: Unforced variations ...

... suggests what kind of sensitivity one can define from the record. ... much peak CO2 we can tolerate without committing ... the Holocene, due to the ...

Climate CO2 Sensitivity Overestimated | The Resilient Earth

Climate CO2 Sensitivity Overestimated. ... Not even CO2 can create energy from nowhere. Great article nonetheless. ... We sell all sorts of Resilient Earth gear.

The 8.2 ka event from Greenland ice cores - ResearchGate

... Atmospheric CO2 records for the ... Here we present a new CO2 record from ... 25 ppm and imply that the sensitivity of atmospheric CO2 to the primarily ...

B. Temperature and CO2 History - Climate Clash

Here is a temperature record for the ... The reason for this is that CO2 can come ... The reality is in the oceans and atmosphere which we can neither hold in our ...

Climate sensitivity - Wikipedia, the free encyclopedia

... the Earth system sensitivity (ESS), can be defined which includes the ... We can use this empirically derived climate sensitivity to ... Instrumental record;

CO2: Ice Cores vs. Plant Stomata | Debunk House

Ice cores can yield continuous CO2 records from ... Reproducibility of Holocene atmospheric CO2 records ... what happens when we add additional CO2 to ...

Can we predict the duration of an interglacial? | Watts Up ...

Uncertain climate sensitivity What confidence can we currently ... interglacial overshoots of CO2 with ... concise late Holocene records. Did we ...

Stable isotope constraints on Holocene carbon cycle ...

The 20 p.p.m.v. increase of atmospheric CO2 and the small decrease in d13C of about 0.05% during the later Holocene can ... CO2 record, assuming the land ... CO2 ...

RealClimate: Paleoclimate: The End of the Holocene

“Climate sensitivity, ... et al blue trace is not far from what we see in the thermometer records. ... If we assume the CO2 concentrations stay at ...

Dark Ages Cold Period (Europe) - Summary - CO2 Science

What do we know about the Dark Ages Cold Period as it ... for Iceland over the period of the Holocene and calibrated ... Cold Period has been ...

Hansen and Sato Estimate Climate Sensitivity from Earth's ...

Earth System Sensitivity. Hansen ... The scaled ECS still approximates to the temperature we can ... How much more warming can we expect in the longer term when the ...

Paleoclimatology - Wikipedia, the free encyclopedia

A tree-ring record can be used to produce information ... Holocene climatic ... found a climate sensitivity for the rest of the Phanerozoic which was calculated to ...