The oxygen isotope evolution of seawater: a critical review of a long - standing controversy and an improved geological water
cycle model for the past 3.4 billion years
Not exact matches
Unless the
model captures the forces explaining the underlying
cycle pretty accurately, there seems a fair bit of room
for slippage between cup and lip, in the estimation process.
This contract, which is dated September 15, 2014, is
for the: «Design and development of an Engagement Platform System», also referred to as «the Ripon Platform», and described as: «A scalable engagement platform that leverages the strength of SCLs
modelling data, providing an actionable toolset and dashboard interface
for the target campaigns in the 2014 election
cycle.
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The main take away
for me was that their supply focused capital
cycle model enabled them to see and avoid many of the problems (CDOs, housing, commodities, PIIGS, China) well in advance.
These arguments include the Fed
Model, the advocacy of price / operating earnings ratios, supposed links between earnings growth and market returns, arguments that the end of a Fed tightening
cycle is quickly favorable
for stocks, etc..
SYG is an active fund that uses fundamental and quantitative
models to screen
for growth - oriented stocks, with the aim of beating the Russell 1000 Growth Index over a full market
cycle.
For example, when the CEI (blue dotted line) is adjusted for growth in population (red dotted line) or the labor force (black dotted line), the stock market's failure to sustainably break out above its Apr 26 high in the S&P 500 index (SPX) at 1220 is understandable, as it has been predictable by our business cycle model explained our email to you four days ago (copied in belo
For example, when the CEI (blue dotted line) is adjusted
for growth in population (red dotted line) or the labor force (black dotted line), the stock market's failure to sustainably break out above its Apr 26 high in the S&P 500 index (SPX) at 1220 is understandable, as it has been predictable by our business cycle model explained our email to you four days ago (copied in belo
for growth in population (red dotted line) or the labor force (black dotted line), the stock market's failure to sustainably break out above its Apr 26 high in the S&P 500 index (SPX) at 1220 is understandable, as it has been predictable by our business
cycle model explained our email to you four days ago (copied in below).
This has now been negative since May, portraying a pace of economic activity that is well below potential and therefore continues to be consistent with both (a) a continuing ultimately deflationary economic Supercycle Bear Market Period, or Winter, and (b) our working
model for after - shock, double double - dip business
cycle contractions over the next four years.
The underlying assumption behind all the
models in this chapter is that a congregation has an exciting possibility and responsibility to create a comprehensive marriage and family nurture program, beginning with remote preparation
for marriage and extending through all the changing seasons of the life
cycle of a family.
With the express and warm
cycle included, this is a great buy
for those who want the very basic
model of operations.
The endless
cycle of replacing top players
for financial reasons will never create a side capable of dominating the premier league imo, but let's be honest it's a
model designed to keep us in the top 4!
Kernersville — Heartstrings Subsequent Pregnancy Support Group —
Modeled after The Heartstrings Method, each
cycle of our Subsequent Pregnancy Support Group meets
for eight (8) sessions over a four (4) month period.
The midwife - led continuity
model of care includes: continuity of care; monitoring the physical, psychological, spiritual and social well being of the woman and family throughout the childbearing
cycle; providing the woman with individualised education, counselling and antenatal care; attendance during labour, birth and the immediate postpartum period by a known midwife; ongoing support during the postnatal period; minimising unnecessary technological interventions; and identifying, referring and co-ordinating care
for women who require obstetric or other specialist attention.
And that's before accounting
for some of the factors that the
model doesn't consider: the disagreement in the polls, the unusual nature of Trump's candidacy and the demographic changes it is producing, Clinton's superior turnout operation, the possibility of «shy Trump» voters, the fact that the news
cycle is still somewhat fluid headed into the final weekend, the declining response rates to polls, and the substantial number of high - profile polling misses around the world over the past few years.
«We weren't looking
for cycles,» Steinhardt says, «but the
model naturally produces them.»
In Design
for the Environment: Life -
Cycle Approach Using a Newsvendor Model, University of Virginia Darden School of Business Professor Gal Raz and research colleagues investigated which segments of a product's life cycle create the biggest environmental impacts and where firms should invest their resources in order to reduce those imp
Cycle Approach Using a Newsvendor
Model, University of Virginia Darden School of Business Professor Gal Raz and research colleagues investigated which segments of a product's life
cycle create the biggest environmental impacts and where firms should invest their resources in order to reduce those imp
cycle create the biggest environmental impacts and where firms should invest their resources in order to reduce those impacts.
By reconstructing past global warming and the carbon
cycle on Earth 56 million years ago, researchers from the Niels Bohr Institute among others have used computer
modelling to estimate the potential perspective
for future global warming, which could be even warmer than previously thought.
But the behavior of these reservoirs is not solely determined by physical laws of the water
cycle, but also by demands and what these reservoirs are being used
for,» says Caltech graduate student Armeen Taeb, lead author of a paper about the
model that will be published online on November 22 in the journal Water Resources Research.
[W. R. L. Anderegg et al, Pervasive drought legacies in forest ecosystems and their implications
for carbon
cycle models]
The new study, by researchers at the University of Vienna and the International Institute of Applied System Analysis explores the role of microbial cheaters
for soil carbon and nitrogen
cycling using a computer
model.
The team compiled data from many studies and
for the first time synthesized observations and numerical
model output to develop a cohesive view of the carbon
cycle in a large coastal region.
By using a combination of crop growth, hydrological, carbon and nitrogen
cycle models, researchers found that the estimated land suitable
for bioenergy grasses — particularly Miscanthus, the most productive bioenergy crop — is limited, despite its relatively high biomass productivity and low water consumption per unit of ethanol.
«I was impressed by the scope of the computer
model: with many components of the water
cycle calculated daily
for 30 years, at 20,000 sites.
One problem, the researchers say: breaking the «
cycle of ignorance,» in which teaching students lack good role
models for teaching evolution because they weren't taught the subject well in high school or college.
Having more women in leadership positions on science faculty could also speed up the
cycle, creating role
models for girls and younger women.
The thesis contains details of specific tools, methodology recommendations and new
models for collecting LCA data, which are aimed at anyone working on the development of electric - powered vehicles using life
cycle assessment.
The group has already begun a follow - up study, looking at sediment from Indonesia's Lake Towuti to develop data that can be used to further improve
models of climate and water
cycling for the region.
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.
An analysis of GOME - 2 data published in April suggests that carbon -
cycle models underestimate peak photosynthetic output by as much as 50 — 75 % in parts of India, China and the African Sahel, and by 40 — 60 % in the «corn belt» of the US Midwest, which accounts
for more than 40 % of the world's maize (corn) production (L. Guanter et al..
Elliott Main, M.D. who is the medical director of the CMQCC and the presenter of the study at the SMFM annual meeting, explained, «The keys
for success were (1) multi-partner engagement, (2) rapid
cycle data and (3) use of a novel quality improvement
model involving pairing physician and nurse mentors working with five to eight hospitals at a time, all within the construct of a large statewide project.»
Main added, «The rapid -
cycle California Maternal Data Center can serve as a
model for using current state collected data such as birth certificates to help drive quality improvement projects and minimize data collection burden on the hospitals.»
A recent trend in GCMs is to extend them to become Earth system
models, that include such things as submodels
for atmospheric chemistry or a carbon
cycle model to better predict changes in carbon dioxide concentrations resulting from changes in emissions.
Regional trends are notoriously problematic
for models, and seems more likely to me that the underprediction of European warming has to do with either the
modeled ocean temperature pattern, the
modelled atmospheric response to this pattern, or some problem related to the local hydrological
cycle and boundary layer moisture dynamics.
This
model, which divides the ocean into nearly 15,000 three - dimensional regions and calculates the
cycles for each region, is by far the highest resolution
model ever applied to the ancient Earth.
January 2004: «Directions
for Climate Research» Here, ExxonMobil outlines areas where it deemed more research was necessary, such as «natural climate variability, ocean currents and heat transfer, the hydrological
cycle, and the ability of climate
models to predict changes on a regional and local scale.»
The numerical
model used in this study calculated sulfate reduction, methane production, and a broad array of other biogeochemical
cycles in the ocean
for the billion years between 1.8 billion and 800 million years ago.
Their analysis points to the need
for model improvements to project water
cycle changes in the 21st century.
For all of the
models considered, volatile
cycling reaches an approximate steady - state after ~ 2 Gyr.
3 By making mathematical
models of the carbon
cycle in order to understand how oxygen — critical
for large, complex organisms — was able to build up in the atmosphere because of changes in how organic matter decays;
DOE's Accelerated Climate
Modeling for Energy (ACME) project is focused on how global water
cycles, water resources, biogeochemical
cycles, and rapidly changing ice or snow interact with climate systems and climate change.
(Top left) Global annual mean radiative influences (W m — 2) of LGM climate change agents, generally feedbacks in glacial - interglacial
cycles, but also specified in most Atmosphere - Ocean General Circulation
Model (AOGCM) simulations
for the LGM.
For instance, the sensitivity only including the fast feedbacks (e.g. ignoring land ice and vegetation), or the sensitivity of a particular class of climate
model (e.g. the «Charney sensitivity»), or the sensitivity of the whole system except the carbon
cycle (the Earth System Sensitivity), or the transient sensitivity tied to a specific date or period of time (i.e. the Transient Climate Response (TCR) to 1 % increasing CO2 after 70 years).
Using their
model the researchers induced 30 apneas (10 seconds duration) per hour in animals
for 8 - hours during the sleep
cycle for up to one month.
For the projections in the Water chapter, we present results from as many as 31 climate
models that are linked to a water -
cycle model.
M2009 use a simplified carbon
cycle and climate
model to make a large ensemble of simulations in which principal uncertainties in the carbon
cycle, radiative forcings, and climate response are allowed to vary, thus yielding a probability distribution
for global warming as a function of time throughout the 21st century.
A London - based team has created a unique
model for people keen to track the Moon's
cycle.
We are studying the mechanisms that maintain multipotent cell fate during quiescence (reversible cell
cycle arrest) using C. elegans as a
model for aging stem cells.
Nippostrongylus brasiliensis, a nematode parasite of rodents, has a parasitic life
cycle that is an extremely useful
model for the study of human hookworm infection, particularly in regards to the induced immune response.
By allowing explicit calculations on wood - litter production, these results potentially enable more explicit
modelling of woody tissues in ecosystems worldwide, with implications
for the build - up of flammable fuel, nutrient
cycling, and understanding of plant growth.