Meanwhile, the NOAA report shows that climate alarmists (and NOAA belongs in this category) are still, as the Climategate emails revealed very clearly, willing to lie with statistics to get
the warming the models predict.
Since 1970 we have seen exactly what global
warming models predict — more rainfall in the North - West and some desert areas and less in the major agricultural regions.
Not exact matches
But all 54 climate
models the team examined
predicted that this wind will weaken as the world
warms.
No
model, however, has
predicted the global
warming hiatus which climate researchers have observed since the turn of the millennium.
In recent years, scientists have worked to understand why this «pause» in
warming has occurred and was not
predicted by
models (ClimateWire Nov. 1, 2013).
According to Greg Okin, a professor of geography at the University of California, Los Angeles, «Climate
models predict that the Southwest should get
warmer and drier, and that by 2050 soil moisture could be lower than the US Dust Bowl Era.»
Similar conclusions were reached about impacts of climate change on wheat in the UK, where climate change
models are
predicting warmer, wetter winters for the country.
But one large section — the outermost of the large, main rings, called the A ring — was much
warmer than the
models predicted.
If global
warming causes strong storms to grow even more fierce, as some climate
models predict, that could trigger a self - feeding cycle that unleashes still more heat - trapping CO2 into the atmosphere.
Climate
models have always offered a range of possible temperature rises, but it turns out the ones that best fit what's happened so far all
predict even greater
warming
«The result is not a surprise, but if you look at the global climate
models that have been used to analyze what the planet looked like 20,000 years ago — the same
models used to
predict global
warming in the future — they are doing, on average, a very good job reproducing how cold it was in Antarctica,» said first author Kurt Cuffey, a glaciologist at the University of California, Berkeley, and professor of geography and of earth and planetary sciences.
A U.S. Forest Service (USFS) study found that between 53 and 97 percent of natural trout populations in the Southern Appalachian region of the U.S. could disappear due to
warmer temperatures
predicted by global climate change
models.
To find out if global
warming might skew the sex ratio of hatchlings, Rory Telemeco and his colleagues at Iowa State University in Ames developed a mathematical
model to
predict the sex ratio of eggs laid at different temperatures.
These
models currently
predict that as a result of today's global climate change, Antarctica will
warm twice as much as the rest of the planet, though it won't reach its peak for a couple of hundred years.
They found no significant trends, but when they put the data into computer
models and simulated a rise in temperature — as
predicted through global
warming — the results were striking.
«Climate
models predict that the Southwest should get
warmer and drier,» he says.
Climate
models, it says, «can neither confirm that global
warming is occurring now, or
predict future climate changes», and yet «have been used to frame the debate».
It will never be possible to substantiate such a claim about an individual climatic event, but most climate
models predict that the frequency and intensity of such events will increase as the world
warms.
James Hansen, director of NASA's Goddard Institute for Space Studies in New York City and a vociferous advocate for lowering global greenhouse gas emissions, was chosen for his work
modeling Earth's climate,
predicting global
warming, and warning the world about the consequences.
According to his
models, if the sea
warms to
predicted levels, the most intense hurricanes will be 40 to 50 percent more severe than the most intense hurricanes of the past 50 years.
Under the
model they developed, the scientists say the likelihood of Bd occurrence is
predicted to decrease during
warmer periods, and when precipitation exceeds an annual rainfall threshold above 1,800 mm per year.
Weather
models are
predicting some
warming of the stratosphere this week, she adds, but probably not enough to halt the ozone destroying brew.
«Climate
models predict really, really high
warming for Spain, particularly during the summer.
Data from BOREAS allows researchers to estimate how much carbon dioxide trees pull out of the atmosphere and store within their structures, a value used in some
models to
predict the role of forests in a future,
warmer world.
The group also used a general circulation
model to
predict what might be expected to happen in the world's wine locales in the next 50 years and determined that an average additional
warming of two degrees C may occur.
The
model had a fairly high climate sensitivity to begin with,
predicting a
warming of 5.15 °C.
Climate
models predict that as the world
warms, heat in inner Asia will continue to rise substantially faster than the global mean.
Cheung and his colleague used
modeling to
predict how 802 commercially important species of fish and invertebrates react to
warming water temperatures, other changing ocean properties, and new habitats opening up at the poles.
The panel reported that the world is
warming throughout the lower atmosphere, as climate
models had
predicted, and acknowledged «clear evidence of human influences on the climate system.»
These
models can then be mapped against climate forecasts to
predict how phenology could shift in the future, painting a picture of landscapes in a world of
warmer temperatures, altered precipitation and humidity, and changes in cloud cover.
Today's climate
models predict a 50 percent increase in lightning strikes across the United States during this century as a result of
warming temperatures associated with climate change.
For example, in a simulated world where the atmospheric CO2 levels were double today's values — a scenario many scientists believe likely —
models predict that Earth will
warm by more than 2 °C.
«
Models predict where lemurs will go as climate
warms.»
«Climate sceptics like to criticize climate
models for getting things wrong, and we are the first to admit they are not perfect, but what we are finding is that the mistakes are being made by those
models which
predict less
warming, not those that
predict more,» said Prof. Sherwood.
The other
model about hurricanes, recently published in Icarus,
predicts that the
warming of the northern hemisphere could also bring hurricanes, also known as tropical cyclones.
Climate
models do not
predict an even
warming of the whole planet: changes in wind patterns and ocean currents can change the way heat is distributed, leading to some parts
warming much faster than average, while a few may cool, at least at first.
Instrumental measurements are also too short to test the ability of state - of - the - art climate
models to
predict which regions of the hemisphere will get drier, or wetter, with global
warming,» says Charpentier Ljungqvist.
Despite the strong
warming trend of the past 15 years, worldwide temperatures have risen less than
models predict, given the build - up of carbon dioxide in the air to 25 per cent above pre-industrial levels.
Spencer and Braswell had drawn on NASA satellite data to try to show that the atmospheres in climate
models retain more heat than the real atmosphere does, causing the
models to
predict too much
warming under a strengthening greenhouse.
Dr Nikolaos Skliris, a Research Fellow at the University of Southampton who led the study, said: «Our findings match what has been
predicted by
models of a
warming climate; as the world gets
warmer wet regions will continue to get wetter and dry regions will continue to get drier.
Climate change
models predict that the Arctic sea ice will continue to shrink in a
warming world (as much as 40 % of the ice is expected to be gone by midcentury), and the resulting changes — including later formation of ice in the autumn, rain falling on the snow, and decreasing snow depths — will make it increasingly difficult for the seals to construct their snow caves, NOAA says.
Models predict that
warming in the Andes is likely to contribute both to more flooding and more drought in the region as mountain environments change.
The updated
model predicted sea - surface
warming of up to two degrees Celsius because of light absorption.
Project leader and Director of the Cabot Institute, Professor Richard Pancost said: «These results confirm what climate
models have long
predicted — that although greenhouse gases cause greater
warming at the poles they also cause
warming in the tropics.
In the Arctic, sea ice is vanishing, even faster than
models of global
warming have
predicted.
The new numbers will be used in
models created by economists, environmentalists, and governments who use population estimates to
predict pollution and global
warming levels; prepare for epidemics; determine road, school, and other infrastructure requirements; and forecast worldwide economic trends.
The Intergovernmental Panel on Climate Change, an international organization created by the United Nations that produces climate change
models, has
predicted that sea levels could rise as much as 21 feet (6.4 meters) in the next century if global
warming continues unabated.
Kröpelin says that the new findings will help climatologists fine - tune their computer
models — which he says were wrong about what happened to the Sahara — to more accurately
predict the effect of global
warming.
Models predict how much the world will
warm depending on how much we emit in future.
Past calculations of the cooling effect of aerosols have been inferred from «missing» global
warming predicted by climate
models.