Sentences with phrase «simulated temperatures»

Then, in a second step, they studied around 20 climate models in over 100 test runs to ascertain how well the models can simulate these temperature variations.

Using geographical and seasonal patterns of simulated temperature change derived from a combination of four high - resolution AGCM simulations and 18 AR4 AOGCMs raises the threshold to 3.2 °C to 6.2 °C in annual - and area - average warming in Greenland, and 1.9 °C to 4.6 °C in the global average (Gregory and Huybrechts, 2006), relative to pre-industrial temperatures.

We compared simulated temperature of the past millennium derived by driving theoretical climate models with estimated natural (volcanic + solar) and anthropogenic forcings for the past millennium.

Figure 6 shows simulated temperature profiles below the seafloor as a function of depth with unfrozen sediments at temperature below 0 °C in the upper 30 m layer.

An attempt is made in the present study to analyse observed and model simulated temperature extremes over Indian region.

Show in the above figure (Figure 2d from the article) is the D'Arrigo et al tree - ring based NH reconstruction (blue) along with the climate model (NCAR CSM 1.4) simulated NH mean temperatures (red) and the «simulated tree - ring» NH temperature series based on driving the biological growth model with the climate model simulated temperatures (green).

Figure 4: Simulated temperature data with a global warming signal (0.2 °C / decade), natural cycles of 10 and 20 years, random noise, and the sum fit by a step function (blue and black) and a linear trend (red).

To find out how climate change will affect the overall survival of Arctic mosquitoes (Aedes nigripes), a team of researchers placed mosquito larvae taken from ponds in western Greenland into chambers with temperatures ranging from 4 °C to 19 °C, simulating temperatures measured in the ponds during mosquito development, and then timed how long it took for the adults to emerge.

Bauer, M., A.D. Del Genio, and J.R. Lanzante, 2002: Observed and simulated temperature humidity relationships: sensitivity to sampling and analysis.

They also simulated the temperature of Rio in the climate chamber to ensure a desired fit.

Simulated temperature rises from MAGICC simulations.

We can very easily demonstrate the fundamental flaw in this «climate shifts» argument by creating our own simulated temperature data.

By averaging simulated temperatures only at locations where corresponding observations exist, we find an average simulated rise in global mean surface temperature of 0.30 ± 0.02 °C per decade (using 95 % confidence intervals on the model average).

23 Year Water Vapor Observed and Simulated Water Vapor Observed and Simulated Temperature Soden, et al., Science, 2002 Testing Water Vapor Feedback

In this new study, the authors use a climate model to individually simulate the temperature and climate impact of anthropogenic aerosols, volcanic aerosols, ozone, solar insolation, land surface changes, and greenhouse gases.

We thank C. Chung, J. H. Seinfeld and G. A. Meehl for providing simulated temperature changes from their published GCM studies.

Dr Curry and his colleagues have since tested the new layer thousands of times in what are known as «thermal shock tests» to simulate the temperature changes in an aircraft engine.

Here we assess trend patterns in temperature extremes and evaluate the consistency between observed and simulated temperature extremes over the past four decades (1971 — 2010) in comparison to the recent 15 years (1996 — 2010).

AIDA offers unique possibilities of studying aerosol and cloud processes under atmospheric conditions and can simulate all temperature and pressure conditions occurring in the lower and middle atmosphere.

«Basically, we're taking satellite observations that say it's getting darker and taking a model that simulates temperature and snow morphology and using that to calculate how snowpack has evolved,» Doherty said.

In fact when CO2 was added the simulated temperatures were even colder.

The model takes into account that water can remain unfrozen at temperature below 0 degrees — ``... the simulated temperature of sediments down to 25 m is below 0 °C (dark blue line in Figure 6).

Fewer models have simulated tropical cyclones in the context of climate change than those simulating temperature and precipitation changes and sea level rise, mainly because of the computational burden associated with the high resolution needed to capture the characteristics of tropical cyclones.

The testimony delivered by Dr. Christy challenged computer models» ability to simulate temperatures in the troposphere — as measured by satellites and weather balloons.

Figure 12 shows the simulated temperatures.

So for a given model, let's say the RMS divergence at 2090 between the predicted temperature by the author's method, and the model's simulated temperature, is 0.2 C.

Ken, Your understanding is basically correct, except that the RMS divergence at 2090 between the predicted temperature by the author's method and simulated temperatures is the mean across all the models, not for a single model.

Dr. Jana Sillmann et al — IopScience — 18 June 2014 Observed and simulated temperature extremes during the recent warming hiatus «This regional inconsistency between models and observations might be a key to understanding the recent hiatus in global mean temperature warming.»

Bauer, M., A.D. Del Genio, and J.R. Lanzante, 2002: Observed and simulated temperature - humidity relationships: Sensitivity to sampling and analysis.

This is illustrated in Figure 9.2, which shows the simulated temperature differences from 1975 to 1995 to the first decade in the 21st century for three climate change simulations made with the same model and the same forcing scenario but starting from slightly different initial conditions more than a century earlier.

In fact the non feedback sensitivity is close to the IPCC value, though our calculation is for a very idealized coupled climate system - but the simulated temperature profile are similar with profile of the observed Earth climate.

Solar forcing alone is not found to be a satisfactory explanation for the discrepancy between the correlation structures of the observed and simulated temperatures.

We have simulated temperature, precipitation and ice sheet thickness even one million year to the future under different CO2 scenarios.

Almost all model - simulated temperature changes, but fewer precipitation changes, were statistically significant relative to 95 % confidence intervals calculated from 1,000 - year unforced coupled AOGCM simulations (Ruosteenoja et al., 2003; see also Figure 2.6).