Sentences with phrase «impact on climate models»

Not exact matches

Report Modelling the Impact of the Climate Leadership Plan & Federal Carbon Price on British Columbia's Greenhouse Gas Emissions (December 2016)

Dr. Richard Lindzen of MIT, served on IPCC: ««One of the things the scientific community is pretty agreed on is those things will have virtually no impact on climate no matter what the models say.

Stefan Rahmstorf and Georg Feulner of the Potsdam Institute for Climate Impact Research in Germany modelled what would happen to temperatures on Earth if a grand minimum started now and lasted until 2100.

Planning meetings for the Global Seed Vault in Norway spawned the idea of looking at average summer temperatures, which climate models can project relatively reliably and which have a large impact on crop yields — between 2.5 and 16 percent less wheat, corn, soy or other crops are produced for every 1.8 — degree F (1 — degree C) rise.

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.

Smith and his former research assistant Andrew Mizrahi used a PNNL computer model, the Global Change Assessment Model, or GCAM, to evaluate the impact of reducing soot and methane emissions on Earth's climodel, the Global Change Assessment Model, or GCAM, to evaluate the impact of reducing soot and methane emissions on Earth's cliModel, or GCAM, to evaluate the impact of reducing soot and methane emissions on Earth's climate.

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.

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

«I take what the models tell us may happen to our climate at large scales and try to understand what impacts these changes could have on society.

Which part of town goes underwater first?Part of the challenge for city officials is that climate models are uncertain, and unable to give a precise picture of impacts on a local area.

At the Environmental Change Institute in Oxford, researchers Nathalie Schaller and Friederike Otto analysed results from almost 40,000 climate model calculations to test the impact of climate change on Britain's winter rains.

Agent - based modeling is also used to explore the impact humans can have on their environment during periods of climate change.

Unfortunately, current simulation models, which combine global climate models with aerosol transport models, consistently underestimate the amount of these aerosols in the Arctic compared to actual measurements during the spring and winter seasons, making it difficult to accurately assess the impact of these substances on the climate.

Using an interdisciplinary approach that combined evidence from climate modelling of large 20th - century eruptions, annual measurements of Nile summer flood heights from the Islamic Nilometer — the longest - known human record of environmental variability — between 622 and 1902, as well as descriptions of Nile flood quality in ancient papyri and inscriptions from the Ptolemaic era, the authors show how large volcanic eruptions impacted on Nile river flow, reducing the height of the agriculturally - critical summer flood.

The results could have consequences not only for future climate models, but may also impact current policies on land use intended to promote fungi.

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.

To model the projected impact of climate change on marine biodiversity, the researchers used climate - velocity trajectories, a measurement which combines the rate and direction of movement of ocean temperature bands over time, together with information about thermal tolerance and habitat preference.

During a Friday morning session titled «Fire and Climate,» Meg Krawchuk, a UC Berkeley «pyrogeographer,» described her efforts to model the impacts of global warming on fire patterns across the world.

«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.

For example, when examining hurricanes and typhoons, the lack of a high - quality, long - term historical record, uncertainty regarding the impact of climate change on storm frequency and inability to accurately simulate these storms in most global climate models raises significant challenges when attributing assessing the impact of climate change on any single storm.

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.

For Tom Osborne of Reading University, senior research scientist at the National Centre for Atmospheric Science who models the global impacts of climate change on agriculture, farmers have no choice; they have to adapt where they can and change where they can't.

«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.

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.

The new model developed at Princeton has the power to examine a number of climate - related scenarios, and their impacts on varying populations, on a finer - tuned scale.

«Of course, we can not predict individual rainstorms in California and their local impacts months or seasons ahead, but we can use our climate computer model to determine whether on average the next year will have drier or wetter soils or more or less wildfires.

The biggest concern: that the Accelerated Climate Modeling for Energy (ACME) project, meant to forecast local impacts of climate change and to be used on DOE's future exascale supercomputers, would dilute resources from the Community Earth System Model Climate Modeling for Energy (ACME) project, meant to forecast local impacts of climate change and to be used on DOE's future exascale supercomputers, would dilute resources from the Community Earth System Model climate change and to be used on DOE's future exascale supercomputers, would dilute resources from the Community Earth System Model (CESM).

But most models have focused on short - term timescales, decades or a few centuries at most, says Anders Levermann, a climate scientist at the Potsdam Institute for Climate Impact Research in Germany and co-author of the newclimate scientist at the Potsdam Institute for Climate Impact Research in Germany and co-author of the newClimate Impact Research in Germany and co-author of the new paper.

To inform its Earth system models, the climate modeling community has a long history of using integrated assessment models — frameworks for describing humanity's impact on Earth, including the source of global greenhouse gases, land use and land cover change, and other resource - related drivers of anthropogenic climate change.

This work, published on 11 March 2014 in the journal Environment Research Letters, will help not only to improve existing climate models, but also to assess the health impacts of pollution in Africa's urban areas.

Air pollutant emission inventories are essential in measuring the impact of pollution on air quality and the climate, as they are fed into atmospheric and climate models to make projections for the future.

In fact, Salmon doesn't think that the National Science Foundation (NSF) should be funding her research on tea as a model system for understanding how a warming climate is putting stress on specialty crops and the impact of those changes on farmers.

«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.

«So we should probably be using [these economic and climate] models to examine the impact of future climate change on various migrant - employing sectors of the southwestern U.S. economy.»

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.

Lloyd, S. J., R. S. Kovats, and Z. Chalabi, 2011: Climate change, crop yields, and undernutrition: Development of a model to quantify the impact of climate scenarios on child undernutClimate change, crop yields, and undernutrition: Development of a model to quantify the impact of climate scenarios on child undernutclimate scenarios on child undernutrition.

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

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.

This is the inescapable conclusion of a landmark paper, published in Nature Geoscience, which finally admits that the computer models have overstated the impact of carbon dioxide on climate and that the planet is warming more slowly than predicted.

The major carbon producers data can be applied to climate models to derive the carbon input's effect on climate change impacts including global average temperature, sea level rise, and extreme events such as heat waves.

That may be true if you are talking about climate models, but in determining the impact of higher temperatures on ecosystems and agriculture, knowledge about the MWP and other past temperature extremes is likely very interesting.

After the field campaign, Fast will perform computer simulations to help evaluate all of the field campaign data and quantify the uncertainties associated with using coarse grid global climate models to study megacity emissions and to determine the radiative impact of the Mexico City particulates on the local and regional climate.

By taking a «close - in» view, the study revealed that the occurrence of clouds too small for climate models to detect individually can have a big impact on regional surface solar radiation and, therefore, on brightening or dimming.

Also, for those interested, on page 41 of the Arctic Climate Impact Assessment Synthesis Report, is found a description of their Key Finding # 2 which includes the statement «Climate models indicate that the local warming over Greenland is likely to be one to three times the global average.»

Because small - scale climate features, such as clouds and atmospheric aerosol particles, have a large impact on global climate, it's important to improve the methods used to represent those climate features in the models.

The combined model created as a result of the research also provides more accurate estimates on the climate impacts of human activity - caused particulates.

In one sentence: Regions that depend primarily on irrigation from surface water will be more vulnerable to drought as the impacts of irrigation on water supply are most significant during times with low water flow, according to climate modeling research from Pacific Northwest National Laboratory.

He is particularly interested in the role of aerosols and clouds in the atmosphere, and has worked on the processes that describe these components of the atmosphere, the computational details that are needed to describe them in computer models, and on their impact on climate.

The Division conducts research on the longâ $ term impact of human activities on climate and natural resources using a research strategy that starts with measurements and carries that information into models, with a goal of improving the nation's ability to predict climate change.