Labeling the worst
modeled scenario as «business as usual» only served to make national pledges to comply with the Paris accord seem more ambitious than they actually were.
Even at that, Hansen makes no major claims for
his modeled scenarios as recently as 2006.
Not exact matches
Overall, Dominion's
modeling provided to AP shows renewables would move from 3 percent of its 2017 capacity mix — what the company is capable of producing — to
as much
as 9 percent under some
scenarios by 2033.
In most
models the ideal
scenario for organizations is to get
as many engaged employees
as possible.
The
scenario model is pre-populated with data based on a large sample of U.S. public companies (more than 2,500 companies) over a seven - year period (2004 - 2011),
as compiled by BoardEx.1 To access the pre-populated
model calculations, click the Calculations / Historical data and Attrition data tabs in the Excel spreadsheet that you can download from this page.
The
model linked here details a hypothetical payback for investors, with several variables, such
as revenue and net income margins, which can be altered for a number of potential
scenarios for a Profit Sharing Unit.
However, in order to both keep the
model as simple
as possible and give predictions that are in reality a best - case
scenario, our
model simply assumes that each household's income grows at a steady, fixed rate each year, that retirement savings grow and accumulate returns at a steady pace, etc. (For more detail on the values used in the
model for growth in home values, retirement assets, etc., see the Methodology Appendix below).
Newcastle would still be forecast by the
model as most likely to win under either of those
scenarios, because their shooting frequency is higher.
If you keep your demeanor relaxed and repond with humor, students end up laughing
as the
model these
scenarios.
They used
modeling to analyze a «business -
as - usual»
scenario,
as well
as 25 %, 75 % and 100 % reductions in agricultural nitrogen levels.
Various
models running different
scenarios predict sea - level rise
as little
as 18 centimeters (seven inches) or
as much
as 59 centimeters (23 inches).
In all
scenarios, the
model also simulates that over time, China's famously high savings rate will decline,
as has been observed in many developing economies.
The
model compares and contrasts two main paths that China's energy consumption could take: One, which the paper calls the «Continued Effort»
scenario, is a business -
as - usual trajectory.
Now in his third year, Chowell - Puente has been listed
as first author on four technical reports, two peer - reviewed publications, and the book chapter «Worst Case
Scenarios and Epidemics,» released last month in Bioterrorism: Mathematical and
Modeling Approaches in Homeland Security.
As for matching the Lake Ryuuoo geologic record, she adds, «Our
model earthquake
scenarios showed the Bungo Channel region subsiding seven feet and lowering Lake Ryuuoo's barrier beach from 13 to six feet, such that a tsunami with a feasible height for an inland region easily flooded the lake.»
Modern geographers and cartographers are involved in diverse projects: tracking fleets of vehicles or products, helping customers locate a Dunkin' Donuts,
modeling environmental
scenarios such
as oil spills, and studying the spread of disease.
The
model produces different jobs and growth projections for a business -
as - usual
scenario with no technology breakthroughs or major new policies, and then generates different outcomes by factoring in new policies such
as a national clean energy standards such
as proposed by President Obama; increases in corporate average fuel economy standards; tougher environmental controls on coal - fired power generators; extended investment and production tax credits for clean energy sources and an expanded federal energy loan guarantee program.
Researchers also used this optimization
modeling approach under multimodal competition to evaluate multiple
scenarios involving entry of high speed rail into new markets, taking into account the possibility of demand stimulation
as a result of the new services.
«When we
modeled future shoreline change with the increased rates of sea level rise (SLR) projected under the IPCC's «business
as usual»
scenario, we found that increased SLR causes an average 16 - 20 feet of additional shoreline retreat by 2050, and an average of nearly 60 feet of additional retreat by 2100,» said Tiffany Anderson, lead author and post-doctoral researcher at the UH Mānoa School of Ocean and Earth Science and Technology.
Intrigued, Schneider took a summer job
as a computer programmer for planetary scientist S. I. Rasool, who asked him to
model both grim
scenarios.
To date, the group, known
as the Global Human Body
Models Consortium (GHBMC), has created a 173 - pound adult
model and continues to make updates for a broader range of body types and
scenarios.
However, in a more hopeful follow - up study, the students investigated the SIR
model applied to a zombie epidemic and introduced new parameters, such
as the rate in which zombies might be killed and people having children within the nightmare
scenario.
In using the
model to assess the ocean - carbon sink, the researchers assumed a «business
as usual» carbon dioxide emissions trajectory, the Representative Concentration Pathway 8.5
scenario found in the Intergovernmental Panel on Climate Change for 2006 - 2010, where emissions continue to rise throughout the 21st century.
It's a simple
model that doesn't take into account such things
as national politics and enforcement
scenarios, but it has an important feature: It reveals potential barriers to successful negotiations that might be hidden in more complex
models.
Goodfellow has been working on machine - learning
models to let computers invent more dynamic narratives, which could go beyond limited
scenarios such
as planning out a series of chess moves — something computers have done extremely well for decades.
Professor Alvaro Mata, from Queen Mary's School of Engineering and Materials Science, said: «The technique opens the possibility to design and create biological
scenarios like complex and specific cell environments, which can be used in different fields such
as tissue engineering by creating constructs that resemble tissues or in vitro
models that can be used to test drugs in a more efficient manner.»
They applied this data in
models as a baseline to estimate future climate and vegetation
scenarios based on different temperature increases.
In fact, the new results raise the prospect that the only new thing that the $ 5.5 billion LHC will produce will be the standard
model Higgs boson, an outcome some physicists have described
as their nightmare
scenario.
To get a sense for how this probability, or risk of such a storm, will change in the future, he performed the same analysis, this time embedding the hurricane
model within six global climate
models, and running each
model from the years 2081 to 2100, under a future
scenario in which the world's climate changes
as a result of unmitigated growth of greenhouse gas emissions.
By using simulations that were created by running the same
model multiple times, with only tiny differences in the initial starting conditions, the scientists could examine the range of summertime temperatures we might expect in the future for the «business -
as - usual» and reduced - emissions
scenarios.
With four colleagues, Dobson co-authored a new paper, published last week in the journal PLoS One, based on a detailed computer
model examining how a worst - case road - development
scenario might affect the Serengeti's most iconic migratory grazer, the wildebeest (also known
as the gnu).
Although the scientific credibility of the film drew criticism from climate scientists, the
scenario of an abrupt collapse of the AMOC,
as a consequence of anthropogenic greenhouse warming, was never assessed with a state - of - the - art climate
model.
In the «business
as usual»
scenario, the auto industry followed its current rate of vehicle diversification — utilizing efficient internal combustion, electric and hybrid
models, and the power sector utilized mostly natural gas and renewable plants.
The team analysed evidence such
as land use, land suitability and agricultural biomass data to create a robust
model that compares different
scenarios for 2050, including
scenarios based on maintaining current trends.
As can be seen your graph, our climate
models make a wide range of predictions (perhaps 0.5 - 5 degC, a 10-fold uncertainty) about how much «committed warming» will occur in the future under any stabilization
scenario, so we don't seem to have a decent understanding of these processes.
[2] Goals of the project include (1) identifying statistical trends in key factors affecting mortality, such
as lifestyle and other medical conditions; (2)
modeling these trends across time; (3) evaluation of potential future
scenarios; and (4) creation of software tools to forecast longevity.
After publication of the results from this integration, the
model will be released
as a package that allows users to consider alternative
scenarios.
What i am interested to know is if the
models have been run with this
scenario and what affect this has has on Northern Hemisphere climate, since in mid-summer the artcic can receive nearly
as much insolation
as the tropics.
«
Models are being used to explore physical effects (
scenarios) and
as a predictive tool,» Andrew Callegari said in a Feb. 2, 1984 presentation for colleagues.
On the limited information available to me, they seem quite promising — but it certainly would have been helpful in making judgments on this point if the IPCC had
modelled a low - medium population projection (
as in the A1 and B1
scenarios) which made more moderate assumptions about growth in output and energy use.
Although the nature of the electromagnetic engine powering brown - dwarf aurorae is still to be determined, the
scenario of the subcorotation of magnetospheric plasma on closed field lines, powering in turn magnetosphere - ionosphere coupling currents, has been suggested
as a plausible
model for this case (Schrijver 2009; Nichols et al. 2012).
The carbon majors are defined
as fossil fuel production entities and cement manufacturers that produced more than ≥ 8 million tonnes carbon per year (MtC / y), while the total human attribution case refers to all relevant human activities that have been measured and used in climate assessment
model scenarios that influence climate change.
«It's very important that the climate community has a common thread of
scenarios as a resource so that
model results are comparable.
Abstract:
Models investigating the effects of climate change and human - led land - use change on biodiversity have arrived at alarming conclusions, with the worst case
scenarios suggesting extinction rates at such a level
as to constitute a sixth mass extinction event in the earth's history.
«The phenomenon described in the
modelling study by Miller et al. is theoretically viable, and should indeed be carefully considered
as a possibility that might occur in some specific
scenarios.
To derive the climate projections for this assessment, we employed 20 general circulation
models to consider two
scenarios of global carbon emissions: one where atmospheric greenhouse gases are stabilized by the end of the century and the other where it grows on its current path (the stabilization [RCP4.5] and business -
as - usual [RCP8.5] emission
scenarios, respectively).
Note that the old GISS
model had a climate sensitivity that was a little higher (4.2 ºC for a doubling of CO2) than the best estimate (~ 3ºC) and
as stated in previous years, the actual forcings that occurred are not the same
as those used in the different
scenarios.
This
scenario was used to
model the potential impact of these changes on the distribution of 72 species of invertebrates, known
as stream macroinvertebrates.
The
model showed this
scenario to be at the «limits of feasibility», with many of the
model runs limited by the difficulty of rapidly deploying low - carbon technologies, such
as carbon capture and storage (CCS), in the near term.
The goal of the Integrated
Scenarios project is to use the global climate
models to describe
as accurately
as possible what the latest science says about the Northwest's future climate.