Other natural events, like El Ninos, when warm water spreads over much of the tropical Pacific Ocean, also have large short -
term influences on climate.
However, a number of unpredictable influences such as ocean and solar cycles have short -
term influences on climate.
Not exact matches
While the new study looks at long -
term trends, some scientists have also begun to evaluate the
influence of
climate change
on individual heat wave events — and they're making some worrying discoveries, as well.
The State of the World Population 2009 report says that population levels will affect countries» abilities to adapt to the immediate effects of
climate change, although the longer -
term influence of population growth
on climate change will depend
on future economic, technological and consumption trends.
Since about 2.5 billion years ago, the mantle has been cooling — a phenomenon that doesn't
influence the
climate on the surface of the Earth and has nothing to do with the issue of short -
term human - made
climate change.
«I think that this research is going to have a long -
term influence on how the community evaluates air quality and
climate models, because the pH of particles is so important, yet mostly overlooked,» said Athanasios Nenes, a professor and Georgia Power Scholar in the School of Earth & Atmospheric Sciences and the School of Chemical & Biomolecular Engineering and another co-author.
Scientists at the University of Sydney have analysed up to 22 years of long -
term monitoring data
on plants and animals in central Australia to project how changing rainfall and wildfire patterns, because of
climate change, will
influence desert wildlife.
Methods: While a few studies in the past investigated the
influence of
climate phenomena such as the El Niño Southern Oscillation and the Madden - Julian Oscillation
on the inter-annual variability of tropical cyclones in the post-monsoon Bay of Bengal, changes in long -
term cyclone activity are less well understood.
Long -
term (decadal and multi-decadal) variation in total annual streamflow is largely
influenced by quasi-cyclic changes in sea - surface temperatures and resulting
climate conditions; the
influence of
climate warming
on these patterns is uncertain.
This research looked at long -
term demographic changes, the long - range transport of air pollutants and the
influence of
climate change
on air quality.
At the same time, increasing depth and duration of drought, along with warmer temperatures enabling the spread of pine beetles has increased the flammability of this forest region — http://www.nature.com/nclimate/journal/v1/n9/full/nclimate1293.html http://www.vancouversun.com/fires+through+tinder+pine+beetle+killed+forests/10047293/story.html Can
climate models give different TCR and ECS with different timing / extent of when or how much boreal forest burns, and how the soot generated alters the date of an ice free Arctic Ocean or the rate of Greenland ice melt and its
influence on long
term dynamics of the AMOC transport of heat?
Pilot study focusing
on a region vulnerable to
climate change Although the study highlights that long
term changes in rainfall intensity are not always» man - made,» it does not necessarily mean that today's weather anomalies across the Indian Ocean rim countries and, in particular, their frequency, are not subject to human
influence.
Speechless takes its cue from current discourse
on the Anthropocene, described by writer Robert Macfarlane as «the new epoch of geological time in which human activity is considered such a powerful
influence on the environment,
climate and ecology of the planet that it will leave a long -
term signature in the strata record.»
Human progress (and the resulting
climate change, destruction of ecosystems, loss of biodiversity etc.) seems to be operating
on its own momentum and our ability to exert
influence on the outcome of the situation is debatable at best and only realistic in the long -
term.
Better still, get rid of the (weather and El Nino
influenced) short -
term five year averaging and show long
term climate changes by putting ten and twenty year moving averages
on the data.
Over the weekend, I posted and alerted senior members of the Intergovernmental Panel
on Climate Change when an errant description of the panel's 2007 conclusion on the human climate influence found its way into an important draft document listing «elements of an outcome» for long - term action on climate — essentially a draft of what may emerge here when negotiations end on
Climate Change when an errant description of the panel's 2007 conclusion
on the human
climate influence found its way into an important draft document listing «elements of an outcome» for long - term action on climate — essentially a draft of what may emerge here when negotiations end on
climate influence found its way into an important draft document listing «elements of an outcome» for long -
term action
on climate — essentially a draft of what may emerge here when negotiations end on
climate — essentially a draft of what may emerge here when negotiations end
on Friday.
* The role of the US in global efforts to address pollutants that are broadly dispersed across national borders, such as greenhouse gasses, persistent organic pollutants, ozone, etc...; * How they view a president's ability to
influence national science policy in a way that will persist beyond their
term (s), as would be necessary for example to address global
climate change or enhancement of science education nationwide; * Their perspective
on the relative roles that scientific knowledge, ethics, economics, and faith should play in resolving debates over embryonic stem cell research, evolution education, human population growth, etc... * What specific steps they would take to prevent the introduction of political or economic bias in the dissemination and use of scientific knowledge; * (and many more...)
It's a daunting task to try to detect any links between short -
term fluctuations in extreme weather events and the rising
influence of accumulating greenhouse gases
on climate, given that extreme weather is, by definition, rare.
I've been criticized by some environmentalists in recent years for writing that the long -
term picture (more CO2 = warmer world = less ice = higher seas and lots of climatic and ecological changes) is the only aspect of human - caused global warming that is solidly established, and that efforts to link dramatic weather - related events to the human
influence on climate could backfire should nature wiggle the other way for awhile.
In the end, such fights can distract from the clarity of the long -
term picture of a world in flux for centuries to come under a building human
influence on climate (and biology, oceans, and landscapes).
I agree with him
on the basic issue that as a scientific question whether human
influences on climate have become determinative is not closed (although we would probably disagree as to whether the answer is currently likely, very likely or a slam dunk in IPCC / CIA
terms.
From Cape Cod's coast to South Asia's Sunderbans, communities are grappling with an unnerving consequence of trying to build a «good» Anthropocene, the
term increasingly applied to Earth's age of humans, in which we've become a powerful
influence on everything from the
climate system to evolution.
[Response: While I wouldn't quite characterize this in
terms of a «permanent El Nino», a reasonably up - to - date discussion of possible
climate change
influences on ENSO is provided in our previous article El Nino and Global Warming — mike]
-- He has not given a substantial speech focused
on the responsibility of the world's greatest emitter of greenhouse gases to face up to the long -
term risks posed by the rising human
influence on the
climate system and pursue the opportunities that lie in a sustained «energy quest.»
It's important to note that a substantial short -
term influence on the globe's average temperature, the cycle of El Niño warmth and La Niña cooling in the tropical Pacific Ocean, was in the warm phase until May but a La Niña cooling is forecast later this year, according to the
Climate Prediction Center of the National Oceanic and Atmospheric Administration.
Internal variability will continue to be a major
influence on climate, particularly in the near -
term and at the regional scale.
Characterization of how societal choices
influence long -
term trends in
climate and air pollution (having adverse affects
on human health in urban areas, and
on agriculture in farming areas) are our primary goals.
Thus, long -
term variations of TSI (with account for their direct and secondary, based
on feedback effects,
influence) are the main fundamental cause of
climate changes since variations of the Earth
climate is mainly determined by a long -
term imbalance between the energy of solar radiation entering the upper layers of the Earth's atmosphere and the total energy emitted from the Earth back to space.»
[click, Image 2]
Climate predictions are focused
on longer -
term influences of the sun, oceans, land, and ice
on the atmosphere.
RC is trying to confuse the issue and marginalize the solar
influence on climate by using the
term «photo voltaic» in place of «solar».
Analyses of ωo from long -
term AERONET sites
influenced by Saharan dust suggest an average ωo of 0.95 at 0.67 µm (Dubovik et al., 2002), while unpolluted Asian dust during the Aeolian Dust Experiment
on Climate (ADEC) had an average ωo of 0.93 at 0.67 µm (Mikami et al., 2006 and references therein).
However I don't see them as having any significant
influence on phenomena of duration much more than a decade, and I therefore discount them as having little relevance to long
term climate forecasts.
Finally, we will offer recommendations
on how to reduce potent, non-CO2
influences on global warming, which can be reduced in the near -
term with substantial benefits, while buying us time to decarbonize the energy system and build
climate resilience.
The strong
influence of natural variability
on surface air temperatures is the reason that
climate researchers regularly point out that any record shorter than around 20 - 30 years is not useful for detecting long -
term trends associated with anthropogenic warming.
Government energy and
climate policies seek to
influence the scale and nature of investments across the economy, and long -
term climate goals depend
on their success.
But long before Florida unofficially banned these
climate - related
terms, other states passed laws attempting to limit the
influence of
climate change
on land policies and education.
Interannual variability of
climate is likely to strongly
influence the spatial distribution of CO2 sources and sinks, so that analyses based
on a few years of data are insufficient to establish a long -
term trend.
These nonradiative forcings generally have radiative impacts, but describing them only in
terms of this radiative impact does not convey fully their
influence on climate variables of societal relevance.
Dr. John O. Roads, the director of the experimental
climate prediction center at Scripps, said that new work is showing that there are plenty of other subtle
influences on long -
term weather that should eventually improve predictions, even in years without the strong
influence from the Pacific.
D., A.P.Buccino and E.Flamenco, 2010, Long -
term solar activity
influences on South American rivers, Journal of Atmospheric and Solar - Terrestrial Physics
on Space
Climate, March 2010.
I would be most interested in your opinion, and those of your readers concerning the
influence of the moon
on the earth's long -
term climate stability.
And in
terms of
climate shifts, there may be something happening
on much longer time scales (e.g. AMOC) that could
influence the next
climate regime shift.
Marzeion, B. et al. (2018) Limited
influence of
climate change mitigation on short - term glacier mass loss, Nature Climate Change, doi: 10.1038 / s41558 -018
climate change mitigation
on short -
term glacier mass loss, Nature
Climate Change, doi: 10.1038 / s41558 -018
Climate Change, doi: 10.1038 / s41558 -018-0093-1
Overvaluing the
influence of CH4 emissions
on climate could easily result in our «locking» the earth into a warmer temperature trajectory, one that is temporarily masked by the short -
term cooling effects of the CH4 reductions, but then persists for many generations.
Major volcanic eruptions have a short -
term cooling
influence on climate due to the particulate haze they cause.
«But when you look at the near
term, there's been a lot of melting, a lot of strange things going
on with the sea ice that they can't ascribe this particular year to our
influence on the
climate system.
«Without this long -
term storage, there is little
influence on atmospheric levels of carbon dioxide, a greenhouse gas that impacts earth's
climate.»
«Their [
climate scientists] actions may have limited discernible
influence in
terms of «bending the curve»
on emissions, but their efforts to «walk the talk» have tremendous symbolic value,» Max Boykoff said.
The science
on tropical cyclones is complicated and ultimately unclear in
terms of the
influence of greenhouse gas emissions, but is quite clear when it comes to the
influence of demographics and wealth vs.
climate change — the former grossly dominates the latter when it comes to future tropical cyclone disasters.