This can become a negative -
feedback cycle of sorts, as when we perceive ourselves as being less well, that has a negative impact on our actual physiological well being.
This leads to a negative
feedback cycle of cutting calories leading to reduced thyroid output, which leads to a slower metabolism, which leads to cutting calories some more — eventually causing your weight loss to stall.
Not exact matches
The most important part
of this constant
feedback cycle, however, is acting on it.
Feedback may be difficult to hear and to accept, but it is extraordinarily helpful in breaking the
cycle of complaints, feelings
of victimization, and assignment
of blame to others.
«The world isn't really on an annual
cycle anymore,» GE head
of human resources Susan Peters said at the time, explaining that millennial workers in particular wanted faster, more frequent, mobile - enabled
feedback.
For in - house recruiters, the ability to share applicant information with the relevant hiring manager, as well as schedule interviews and gather
feedback from those same hiring managers within one system can save time and decrease the number
of days in the hiring
cycle.
The pill uses the body's negative
feedback system to prevent ovulation and implantation
of an embryo, in the same way the hormones provided by the placenta halt the female
cycle during pregnancy.»
Participatory varietal selection (PVS) is a simple way for breeders and agronomists to learn which varieties perform well on - station and on - farm and to obtain
feedback from the potential end users in the early phases
of the breeding
cycle.
All
of us doing the same thing... getting a slice
of all things, but really riding such a fine line, brought to such odds by a two - year election
cycle on an endless media
feedback loop, by a two - sided government that seems surprised our nation has ended up so.
It's a self - reinforcing
cycle, a
feedback loop sparked by Trump himself but encompassing thousands
of citizens, journalists, bloggers and activists, with millions more watching.
Although audit and
feedback is often suggested as a way
of improving hand hygiene, this study puts its use on a firmer footing than previous non-randomised studies, providing the strongest evidence yet that this is an effective way to improve hand hygiene when coupled with a repeating
cycle of personalised goal - setting and action planning.
To achieve long - term improvement
of a skill, it's a good idea to move through this
cycle of training - practice -
feedback several times over several months.
PER and TIM block the ability
of CLOCK to turn on these genes at the same time as they are producing the oscillations
of the central
feedback loop — setting up extended patterns
of cycling gene activity.
This is an important positive
feedback on the carbon
cycle (the exchange
of carbon compounds throughout the climate system).
Many researchers are concerned that if old carbon begins to
cycle it could create a
feedback loop — its emissions contribute to warming, which again contributes to the thawing
of more permafrost.
Unlike most glaciers in Antarctica, Whillans is currently slowing down a little each year — part
of a complex
cycle of mechanical
feedback that causes some glaciers to periodically stop and start again.
Incorporating this local variability
of plant traits in the ESMs will lead to more accurate modeling
of carbon
cycle feedbacks.
«Firms may, therefore, benefit from a better understanding
of when and how hormones assert their influence — such as through exceptionally positive
feedback cycles that are unsupported by fundamentals or technical indicators,» says Nadler.
So the fact that we have this very strong drying in the tropics during glaciation would argue for a strong
feedback of water vapor concentration to the global climate during glacial - interglacial
cycles.»
The entire
cycle is a self - regulating
feedback mechanism, like the thermostat on a house's heating and cooling system, because the «puddle»
of gas around the black hole provides the fuel that powers the jets.
Paul Dirmeyer, a professor in the department
of atmospheric, oceanic and earth sciences at George Mason University who was not involved in the study, notes: «Green et al. put forward an intriguing and exciting new idea, expanding our measures
of land - atmospheric
feedbacks from mainly a phenomenon
of the water and energy
cycles to include the biosphere, both as a response to climate forcing and a forcing to climate response.»
This means that (1) animals are directly involved in an oxygen - regulating
cycle or
feedback loop that has previously been overlooked, and (2) we can directly test the idea (despite the uncertainties associated with looking so far back in time) by looking for a decrease in ocean oxygenation in conjunction with the spread
of bioturbation.
«Our new simulation strategy paves the way for better understanding
of the water and carbon
cycles in the Amazon,» says Gentine, whose research focuses on the
feedback between land and atmosphere.
«We're different to traditional non-profits that have long
cycles of grants and projects, and
feedback that happens over years rather than days or weeks,» says Shivani Garg Patel, co-founder
of Samahope, which raises funds to support individual doctors in developing countries, especially those who are treating women and children.
By the second half
of this century, rising air temperatures above the Weddell Sea could set off a self - amplifying meltwater
feedback cycle under the Filchner - Ronne Ice Shelf, ultimately causing the second - largest ice shelf in the Antarctic to shrink dramatically.
The next stage
of the CV life
cycle is to get some
feedback.
The intensified monsoons created a positive
feedback cycle, promoting more global cooling, more sea ice and even stronger precipitation, culminating in the spread
of huge glaciers across the Northern Hemisphere.»
«This kind
of study discusses the natural
cycle and could help define the likely positive
feedbacks we can expect in the long - term future, [for example] as temperatures warm, the ocean will want to give up more CO2, or rather absorb less,» says climatologist Gavin Schmidt
of NASA's Goddard Institute
of Space Studies.
Consulting the model, the researchers hypothesized that the overall cell
cycle's lack
of variation was the result
of a built - in negative
feedback mechanism.
The cool reception to the suggestion that GCR's are involved in glacial - interglacial
cycles comes because there is overwhelming evidence that Milankovic is the basic pacemaker, which needs to be supplemented with an amplifying
feedback (certainly involving CO2) and some kind
of rectifier
of the seasonal
cycle.
For this subsystem, many
of the longer term
feedbacks in the full climate system (such as ice sheets, vegetation response, the carbon
cycle) and some
of the shorter term bio-geophysical
feedbacks (methane, dust and other aerosols) are explicitly excluded.
The climate sensitivity classically defined is the response
of global mean temperature to a forcing once all the «fast
feedbacks» have occurred (atmospheric temperatures, clouds, water vapour, winds, snow, sea ice etc.), but before any
of the «slow»
feedbacks have kicked in (ice sheets, vegetation, carbon
cycle etc.).
Because the loss
of CO2 from the atmosphere is temperature sensitive (higher temperature leads to more rain and more carbonate formation) but the source
of the CO2 is temperature insensitive (volcanoes do not care about the surface temperatures), the whole
cycle forms a net negative
feedback cycle: higher temperatures will result in cooling and lower temperatures will result in warming.
While there is at present no compelling reason to doubt the models» handling
of water vapor
feedback, it is not out
of the question that some unanticipated behavior
of the hydrological
cycle could make the warming somewhat milder — or on the other hand, much, much worse.
Better understanding
of feedbacks in the carbon and hydrological
cycles are
of great interest.
It's a positive
feedback cycle, a viscious loop that means that future recession
of the ice stream is inevitable (see Marine Ice Sheet Instability and previous post).
«The entire
cycle is a self - regulating
feedback mechanism, like the thermostat on a house's heating and cooling system, because the «puddle»
of gas around the black hole provides the fuel that powers the jets,» NASA said in the statement.
(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.
Special attention is paid to
feedbacks of physiological changes on the carbon, nitrogen, iron, and sulfur
cycles and how these changes will affect and be affected by future climate change.
Another may be the raising
of the temperature
of permafrost which will release methane and carbon dioxide, increased moisture in the polar altitudes resulting in more methane in growing bogs, but there are other
feedbacks to the carbon
cycle.
Govindasamy, B., et al., 2005: Increase
of the carbon
cycle feedback with climate sensitivity: results from a coupled and carbon climate and carbon
cycle model.
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).
Dufresne, J. - L., et al., 2002: On the magnitude
of positive
feedback between future climate change and the carbon
cycle.
Then
of course there is the
feedback from the carbon
cycle itself.
Despite claims to the contrary, the conclusions
of the IPCC take CO2 fertilisation properly into account in the assessment
of climate change
feedbacks involving the carbon
cycle, and in the assessment
of the impacts
of climate change on ecosystems.
Model performance in reproducing the observed seasonal
cycle of land snow cover may provide an indirect evaluation
of the simulated snow - albedo
feedback under climate change.
To explore the potential importance
of carbon
cycle feedbacks in the climate system, explicit treatment
of the carbon
cycle has been introduced in a few climate AOGCMs and some Earth System Models
of Intermediate Complexity (EMICs).
I'm increasingly thinking that what we really need is an estimate
of the sensitivity
of the system to an injection
of carbon dioxide including the
feedback from the carbon
cycle etc..
Consequently, an international team
of researchers led by Markus Reichstein, director at the Max Planck Institute for Biogeochemistry in Jena, Germany, investigated the influence
of extreme climate events on the carbon
cycle of land ecosystems and if the resulting additional CO2 emissions
feedback on climate change.
«It's a vicious
cycle of feedback where warming causes the release
of carbon from permafrost, which causes more warming, which causes more release from permafrost,» Field said.