Sentences with phrase «on climate model studies»

Based on climate model studies and the history of the Earth, the Hansen and Sato conclude that additional global warming of about 1ºC (1.8 ºF) or more, above global temperature in 2000, is likely to be dangerous.

«Based on climate model studies and the history of the Earth the authors conclude that additional global warming of about 1 °C (1.8 °F) or more, above global temperature in 2000, is likely to be dangerous.»

Not exact matches

Meanwhile, the new study suggests the effect will intensify in the future with continued climate change, based on computer models that attempt to project how rising temperatures would affect the Arctic's chemical reservoirs.

In the study, scientists from the Potsdam - based Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, and Harvard University show that sea surface temperatures reconstructed from climate archives vary to a much greater extent on long time scales than simulated by climate models.

The new study builds on this earlier research, extending the projections globally using a variety of climate models and taking into account future population growth.

Such studies will help researchers make better models of the climate cycle on Mars.

The study was based on scenarios of the Intergovernmental Panel on Climate Change (IPCC) and on the «Integrated Model to Assess the Greenhouse Effect» (IMAGE).

While large - scale climate research models offer a systems view of what the transport sector, for example, could contribute to climate protection in comparison to the energy sector, the study presented in Science, however, examines transport - related issues within the sector by using more recent and more specific data on how people commute and travel.

After plugging all this information into computer models, they found that access to scientific information has a minimal effect on the public's opinion about climate change, while weather extremes have no noticeable effect whatsoever (which slightly contrasts with a 2011 study).

Nadeau also studies the potential impacts of climate change on species around the globe, using modeling, field observation and experiments to predict where species are most vulnerable and determine how conservation groups can best mitigate the negative impacts of climate change on animal populations.

They said the real strength of the Jacobson study — now in press at the Journal of Geophysical Research - Atmospheres — is that it relies on a new computer model of climate, air pollution and weather that accounts for several different ways black carbon influences the environment.

Many other studies on black carbon's climate influence have used models that have been used in reports by the Intergovernmental Panel on Climate climate influence have used models that have been used in reports by the Intergovernmental Panel on Climate Climate Change.

In the study, the researchers used a 3D computer model of the atmosphere to determine the impact of VSLS on ozone and climate.

The study was based on reconstructions and climate modelling of a period of global warming 56 million years ago.

Some climate change deniers have taken encouragement from the pause, saying they show warming predictions are flawed, but Mann, a co-author on the study, notes that «there have been various explanations for why [the slowdown is happening], none of which involve climate models being fundamentally wrong.»

«Prior analyses have found that climate models underestimate the observed rate of tropical widening, leading to questions on possible model deficiencies, possible errors in the observations, and lack of confidence in future projections,» said Robert J. Allen, an assistant professor of climatology in UC Riverside's Department of Earth Sciences, who led the study.

For the study «Doubling of coastal erosion under rising sea level by mid-century in Hawaiʻi,» published this week in Natural Hazards, the research team developed a simple model to assess future erosion hazards under higher sea levels — taking into account historical changes of Hawaiʻi shorelines and the projected acceleration of sea level rise reported from the Intergovernmental Panel on Climate Change (IPCC).

In a study published in the journal Nature Climate Change an international research team modelled the impacts of a changing climate on the distribution of almost 13 thousand marine species, more than twelve times as many species as previously sClimate Change an international research team modelled the impacts of a changing climate on the distribution of almost 13 thousand marine species, more than twelve times as many species as previously sclimate on the distribution of almost 13 thousand marine species, more than twelve times as many species as previously studied.

«When we look forward several decades, climate models predict such profound loss of Arctic sea ice that there's little doubt this will negatively affect polar bears throughout much of their range, because of their critical dependence on sea ice,» said Kristin Laidre, a researcher at the University of Washington's Polar Science Center in Seattle and co-author of a study on projections of the global polar bear population.

«Most modeling studies that look at the impact of climate change on crop yield and the fate of agriculture don't take into account whether the water available for irrigation will change,» Monier says.

Saba, who has conducted modeling studies on the impacts of climate change on endangered leatherback turtles in the eastern Pacific Ocean, says the Northwest Atlantic loggerhead study offers a new approach in understanding how climate variability affects sea turtle populations.

The study establishes a method for estimating UHI intensities using PRISM — Parameter - elevation Relationships on Independent Slopes Model — climate data, an analytical model that creates gridded estimates by incorporating climatic variables (temperature and precipitation), expert knowledge of climatic events (rain shadows, temperature inversions and coastal regimes) and digital elevaModel — climate data, an analytical model that creates gridded estimates by incorporating climatic variables (temperature and precipitation), expert knowledge of climatic events (rain shadows, temperature inversions and coastal regimes) and digital elevamodel that creates gridded estimates by incorporating climatic variables (temperature and precipitation), expert knowledge of climatic events (rain shadows, temperature inversions and coastal regimes) and digital elevation.

While his new study makes no use of the huge computer models commonly used by scientists to estimate the magnitude of future climate change, Lovejoy's findings effectively complement those of the International Panel on Climate Change (IPCC), hclimate change, Lovejoy's findings effectively complement those of the International Panel on Climate Change (IPCC), hClimate Change (IPCC), he says.

In the GRL study, researchers used a statistical model based on historical climate data to separate how much of the extreme rainfall from Hurricane Harvey was due to natural influences and how much was due to human influences.

Other studies have resorted to modeling to understand the effects of contrails, which have shown that they can have an appreciable impact on global climate, despite their transient nature.

The researchers» results were comparable to previous studies that have analysed air pollution and mortality; however, there was some variation depending on which climate model was used.

The study applied «medium to high» future emissions estimates of heat - trapping gases, as assumed by the California state government, to models designed to assess what effect climate change would have on national parks like Yosemite, Death Valley, Redwood, Joshua Tree and Sequoia.

Noting that the timing of KD outbreaks in Japan coincides with certain wind patterns from Asia, climate scientist Xavier Rodó, PhD, and colleagues at the Catalan Institution for Research and Advanced Studies and the Catalan Institute of Climate Sciences, both in Barcelona, used computer models to simulate air currents and airborne particle transport for all days since 1977 with high numbers of KD cases in Japan, based on data compiled by Yoshikazu Nakamura, MD, and colleagues at Jichi Medical University inclimate scientist Xavier Rodó, PhD, and colleagues at the Catalan Institution for Research and Advanced Studies and the Catalan Institute of Climate Sciences, both in Barcelona, used computer models to simulate air currents and airborne particle transport for all days since 1977 with high numbers of KD cases in Japan, based on data compiled by Yoshikazu Nakamura, MD, and colleagues at Jichi Medical University inClimate Sciences, both in Barcelona, used computer models to simulate air currents and airborne particle transport for all days since 1977 with high numbers of KD cases in Japan, based on data compiled by Yoshikazu Nakamura, MD, and colleagues at Jichi Medical University in Japan.

«It's an evolution in our ability to use climate models to make predictions, particularly on timescales of a few decades,» says McKinley, also an affiliate of the Center for Climatic Research at UW - Madison's Nelson Institute for Environmental Studies.

Previous studies based on global climate models indicated that the overturning circulation in the North Pacific and North Atlantic responded in opposite ways to major shifts in global climate.

«This study is very important because [dust devils] are a big source of dust in the atmosphere on Mars,» but the methods of counting them are «primitive,» says Jeffery Hollingsworth, a research scientist who models the martin climate at the NASA Ames Research Center Planetary Systems Branch in Moffett Field, California.

«Factors affecting extinction and origination of species are surprisingly different, with past climate change having the highest impact on extinction but not on originations,» notes researcher Daniele Silvestro from the GGBC who developed the mathematical model used in the study.

Coastal sea ice formation takes place on relatively small scales, however, and is not captured well in global climate models, according to scientists at the University of California, Santa Cruz, who conducted the study.

The map will be important for those modeling Titan's climate, studying Titan's shape and gravity, and testing interior models, as well as for those seeking to understand morphologic land forms on Titan.

Also, the new mortality estimates, while dramatically higher than the approximately 150,000 annual deaths attributed to climate change stress in WHO's last assessment in 2004, are not directly comparable to earlier studies, which relied on different models and different underlying scenarios.

Subsequently cited in 54 papers, the Science study showed that even using the lower end of 23 climate models suggested that in the tropics at the end of the century, «the hottest seasons on record will represent the future norm in many locations,» with the devastating impacts on wheat and rice yields.

Bringing together observed and simulated measurements on ocean temperatures, atmospheric pressure, water soil and wildfire occurrences, the researchers have a powerful tool in their hands, which they are willing to test in other regions of the world: «Using the same climate model configuration, we will also study the soil water and fire risk predictability in other parts of our world, such as the Mediterranean, Australia or parts of Asia,» concludes Timmermann.

Several researchers at the meeting presented computer modeling studies aimed at helping resource managers in the arid West, where population growth and climate change are putting increasing pressure on the region's water supply.

For the first time, their study combines the strengths of simulations based on integrated energy - economy - climate models that estimate cost - optimal long - term strategies to meet climate targets with life cycle assessment approaches.

«While laboratory studies of the effect of temperature on the physiology and behavior have provided significant insights into thermal ecology of ectotherms, the time is ripe to take this knowledge outside the lab to further develop climate change models,» he said.

Using the sophisticated UK Met Office climate model, Dr Screen conducted computer experiments to study the effects of Arctic sea - ice loss on the NAO and on Northern European winter temperatures.

For the study, Gentine and Lemordant took Earth system models with decoupled surface (vegetation physiology) and atmospheric (radiative) CO2 responses and used a multi-model statistical analysis from CMIP5, the most current set of coordinated climate model experiments set up as an international cooperation project for the International Panel on Climate climate model experiments set up as an international cooperation project for the International Panel on Climate Climate Change.

«These world - first results will have significant impact on the development of climate models around the world,» said one of the study's authors, Prof Andy Pitman, Director of the Australian Research Council's Centre of Excellence for Climate Systems Science aclimate models around the world,» said one of the study's authors, Prof Andy Pitman, Director of the Australian Research Council's Centre of Excellence for Climate Systems Science aClimate Systems Science at UNSW.

The results so far show only a correlation between fires and water cycle indicators, but the data gathered from the study is allowing scientists to improve climate models to be able to establish a more direct relationship between biomass burning and its impacts on drought.

For example, Chemistry - Climate models allow the possible effects of climate change on the recovery of the ozone hole to be sClimate models allow the possible effects of climate change on the recovery of the ozone hole to be sclimate change on the recovery of the ozone hole to be studied.

In the study published in the journal American Naturalist, researchers developed a model based on food web interactions among plants, grasshoppers, and spiders exposed to multiple changing climate variables.

In summary the projections of the IPCC — Met office models and all the impact studies (especially the Stern report) which derive from them are based on specifically structurally flawed and inherently useless models.They deserve no place in any serious discussion of future climate trends and represent an enormous waste of time and money.As a basis for public policy their forecasts are grossly in error and therefore worse than useless.For further discussion and an estimate of the coming cooling see http://climatesense-norpag.blogspot.com

Oppenheimer and his co-authors use a technique known as «structured expert judgment» to put an actual value on the uncertainty that scientists studying climate change have about a particular model's prediction of future events such as sea - level rise.

In examining the ultimate transdisciplinary issue, humanity's evolving two - way relationship with the climate, I've had the rare privilege of studying the whole picture, from the climate models running on supercomputers in Boulder in 1985 to the burning rain forests of the western Amazon in 1989 to the shifting sea ice around the North Pole in 2003 to the contentious climate treaty talks in one city after another.

This study is focused on three specific aspects: to assess the impact of vegetation density on energy efficiency of a roof located at a Mediterranean coastal climate; develop a simplified numeral model that can estimate thermal resistance values equivalent to plants and substrates, and finally, to verify the numerical model by using experimental data.