Wild, M., 2005: Solar radiation budgets
in atmospheric model intercomparisons from a surface perspective.
dresy: Your comments and my own extensive experience
in atmospheric modeling are in accord.
Akagi, S. K., R. J. Yokelson, C. Wiedinmyer, M. Alvarado, J. Reid, T. Karl, J. Crounse, and P. Wennberg, 2011: Emission factors for open and domestic biomass burning for use
in atmospheric models.
Continued scientific advances in understanding processes and their simulation
in atmospheric models are needed to understand how secondary influences will affect ozone.
But it is a reasonable expectation (whether it is always true is a separate question) that if you make a change
in the atmospheric model that affects RFP / CS substantially, your overall warming from pre-industrial-to-present in the fully coupled model will change in the same direction.
The dependence of sensitivity on the SST warming pattern, in GCMs at least, implies that even if a valid, strong emergent constraint on ECS in coupled GCMs were found, and there were no shortcomings
in the atmospheric models of GCMs that satisfied the constraint, that would be insufficient to constrain real - world ECS.
Shindell is an expert
in atmospheric modeling, I gather.
Reality check, my statement about no standardized tests to evaluate codes for dynamical cores
in atmospheric models has been misinterpreted.
Not exact matches
Consistency and discrepancy
in the
atmospheric response to Arctic sea - ice loss across climate
models.
Now, to find out how the glaciers formed
in the first place, scientists created
models that simulated
atmospheric circulation on the dwarf planet for the last 50,000 years (a mere 200 orbits around the sun for Pluto).
The CSU researchers created a
model that can accurately predict
atmospheric river activity
in the western U.S. three weeks from now.
In the clouds in her model, atmospheric gas would sometimes condense onto the shimmering dust particles, increasing in size to a few millimeters bi
In the clouds
in her model, atmospheric gas would sometimes condense onto the shimmering dust particles, increasing in size to a few millimeters bi
in her
model,
atmospheric gas would sometimes condense onto the shimmering dust particles, increasing
in size to a few millimeters bi
in size to a few millimeters big.
When Douglas MacMartin of the California Institute of Technology
in Pasadena approached the National Science Foundation for support on a
modeling effort on [albedo modification], officials told him the work was too theoretical for the engineering division and too applied for the
atmospheric science program.
The challenge may arise from the
models» inability to adequately represent the
atmospheric heating associated with changes
in cloud populations.
But advances
in the understanding of
atmospheric oxygen levels are challenging that idea, explains Sandra Schachat, a paleoentomologist at Stanford University, who led a recent study that
modeled the gas's availability during the hexapod gap.
Most notably, the
models do not generally react too sensitively to increases
in atmospheric carbon dioxide.
Von Issendorff and his colleagues expect their findings will fine - tune
models that explain and predict cloud formation and climate,
atmospheric chemistry, and the evolution of water - rich objects
in outer space, such as fledgling comets.
A crucial reason why the study of freshwater acidification has lagged until now is because determining how
atmospheric carbon affects these ecosystems requires complex
modeling, and is much less clear than that occurring
in oceans, according to study author Linda Weiss, an aquatic ecologist at Ruhr University Bochum
in Germany.
The Science study finds that this is most likely because the
models underestimate the
atmospheric warming
in the Arctic that is induced by a given carbon - dioxide emission.
«Using a numerical climate
model we found that sulfate reductions over Europe between 1980 and 2005 could explain a significant fraction of the amplified warming
in the Arctic region during that period due to changes
in long - range transport,
atmospheric winds and ocean currents.
Filling
in all these details will make it possible to refine the accuracy of
atmospheric models and help to assess such things as strategies to mitigate specific air pollution issues, from ozone to particulate matter, or to assess the sources and removal mechanisms of
atmospheric components that affect Earth's climate.
But
in the big picture, hurricane
models adeptly forecasted Irma's ultimate path to the Florida Keys nearly a week before it arrived there, says Brian Tang, an
atmospheric scientist at the University at Albany
in New York.
Mission leaders were relieved and eager to begin their studies of cloud and haze effects, which «constitute the largest uncertainties
in our
models of future climate — that's no exaggeration,» says Jens Redemann, an
atmospheric scientist at NASA's Ames Research Center
in Mountain View, California, and the principal investigator for ObseRvations of Aerosols above CLouds and their IntEractionS (ORACLES).
And by carefully measuring and
modeling the resulting changes
in atmospheric composition, scientists could improve their estimate of how sensitive Earth's climate is to CO2, said lead author Joyce Penner, a professor of
atmospheric science at the University of Michigan whose work focuses on improving global climate
models and their ability to
model the interplay between clouds and aerosol particles.
Researchers use
atmospheric models to simulate this process
in the Amazon.
Cooperation is important because research and security
in the Arctic region require comprehensive and long - term weather, ice, sea, and
atmospheric observations and
modelling.
Falchi and colleagues obtained their light pollution estimates by running the Suomi satellite data through an
atmospheric model that calculates skyglow at zenith (directly overhead)
in a cloud - free sky.
«Which of those is correct at this stage is unknown, but the droughts being driven by
atmospheric greenhouse gas concentrations is
in line with some of these global circulation
models,» Lewis said.
«Advances
in global climate
models and high quality ocean,
atmospheric and land observations are helping us push the frontiers of snowpack prediction.»
Today, better simulation
models and instruments and new research into geophysical and
atmospheric dynamics are ushering
in a new era of natural hazard forecasting.
Computer
model finds historical patterns
In order to learn that this atmospheric pattern exists in advance of heat waves, Teng and her co-authors had to look far back in the history of heat waves — from before weather records were kep
In order to learn that this
atmospheric pattern exists
in advance of heat waves, Teng and her co-authors had to look far back in the history of heat waves — from before weather records were kep
in advance of heat waves, Teng and her co-authors had to look far back
in the history of heat waves — from before weather records were kep
in the history of heat waves — from before weather records were kept.
All this
modelling work, combined with
in situ measurements (oceanographic campaigns recently carried out as part of the AMOP project) help improve our understanding of the interactions between biogeochemistry,
atmospheric circulation and oceanic circulation.
They further found that this decline matched the
model's predictions, and that more than half the shrinkage was due solely to the reduction
in atmospheric chlorine.
After confirming that oxidized organics are involved
in the formation and growth of particles under
atmospheric conditions, the scientists incorporated their findings into a global particle formation
model.
After a painstaking analysis that
modeled all known sources of acceleration for Juno, including the minute contributions from sunlight warming the spacecraft, Iess's team found a large north - south asymmetry
in Jupiter's gravitational field — a clear sign of material flowing beneath the cloud tops on deep
atmospheric winds.
The
model's noble - gas ratio predictions were similar to the ratios found
in atmospheric data gathered from as far away as Japan and Russia nearly two months after North Korea announced it had conducted an underground explosion
in 2013.
However,
atmospheric chemist James Kasting of Pennsylvania State University
in University Park says most
models still point to a toasty primitive Earth engulfed by thick greenhouse gases.
The group reached the conclusion after having succeeded
in the mathematical reproduction of the planet's current
atmospheric conditions, through computer
modeling that used a numerical
model of the atmosphere developed by the Met Office, the UK's national meteorological service.
Gentine and his team are now exploring ways to
model how biosphere - atmosphere interactions may change with a shifting climate, as well as learning more about the drivers of photosynthesis,
in order to better understand
atmospheric variability.
«Current
atmospheric models of exoplanets can not fully explain the subtle differences
in color that GPI has revealed.
Now, using sophisticated climate simulations unavailable
in the 1980s, two
atmospheric scientists recently
modeled detonation of 100 Hiroshima - size bombs
in a hypothetical war between India and Pakistan.
The team used the data from charcoal
in coal to propose that the development of fire systems through this interval was controlled predominantly by the elevated
atmospheric oxygen concentration (p (O2)-RRB- that mass balance
models predict prevailed.
Goddard's computer
models, with input from ocean buoys,
atmospheric models, satellite data and other sources, can also simulate what ocean water temperatures could do
in the coming months.
Over 100 specialists
in solar physics, geomagnetism, climate
modelling or
atmospheric chemistry got together to explore this topic
in a new way.
«Exactly when is
model - dependent, but what is clear is that the formation of continental crust naturally leads to two rises
in atmospheric oxygen, just as we see
in the fossil record,» Lee said.
Their findings, based on output from four global climate
models of varying ocean and
atmospheric resolution, indicate that ocean temperature
in the U.S. Northeast Shelf is projected to warm twice as fast as previously projected and almost three times faster than the global average.
Using a computer
model that fused air pollution and
atmospheric chemistry data, they estimated what annual average levels of ozone (a key smog ingredient) and fine particulates smaller than 2.5 microns (PM2.5) were
in 2010 within 100 - km - by -100-km grid squares across the world.
Scientists finally confirmed this hypothesis
in the 1960s when it became possible to develop adequate
models of solar
atmospheric heating.
Morgan O'Neill, the paper's lead author and a former PhD student
in MIT's Department of Earth,
Atmospheric and Planetary Sciences (EAPS), says the team's
model may eventually be used to gauge
atmospheric conditions on planets outside the solar system.
The inset map is a computer
model of Asian mercury emissions across the Pacific Ocean at an altitude of 20,000 feet
in April 2004, while
atmospheric chemist Dan Jaffe was picking up significant mercury readings on Mount Bachelor (the highest concentrations are
in red).