CO2 has increased 40 % since industrial revolution, climate has warmed 0.8 °C since 1900 (most of which has occurred recently),
substantial warming in store if GHG emissions continue unabated.
This paper explores the controversy surrounding the period 1920 - 1950, which was a period of
substantial warming in the Arctic.
This is meant as a challenge to Muller's conclusions, given that much rests on
the substantial warming in recent decades.
Not exact matches
Using pasta
in place of the customary lettuce
in a Greek salad makes it a
substantial and lively main dish for
warm - weather meals, as well as a great vegan potluck dish for summer gatherings.
With cooler temperatures setting
in, more
substantial and
warming foods are favored.
Sure I'll eat salads for lunch all summer, but
in winter I need something a little more
substantial, and definitely a little
warmer.
Warming to his subject, he condemned Mr Cameron's plans to share the proceeds of economic growth between investment
in public services and tax cuts, saying this would mean «
substantial» cutbacks
in health and education funding.
Background on the
Warm Front and the successor scheme: Since 2000, when the Home Energy Efficiency Scheme was re-branded as
Warm Front, with
substantial additional funding and the introduction of heating measures to supplement insulation works, the scheme has formed a major element
in fuel poverty policy.
Dr Meleady, a lecturer
in psychology, added: «If similar interventions were to be implemented
in comparable situations
in other cities and countries, the potential contribution to reducing air pollution, improving short and long term health, and reducing effects of global
warming could be
substantial.»
This
warm water reaches the coastline
in places, where it triggers
substantial melting of the floating parts of glaciers and leads to thinning of the ice upstream.
A
substantial portion of the planet is greening
in response to increasing atmospheric carbon dioxide, nitrogen deposition, global
warming and land use change.
Rising sea levels are certain
in a
warming world, but there is still
substantial uncertainty about the extent of the increase
in this century, mainly because the dynamics that could erode the ice sheets of Greenland and Antarctica remain poorly understood.
«I am most concerned by the fact that a
substantial portion of American adults already report sleep difficulties and that increases
in nighttime
warming could further exacerbate the problem,» Migliorini said.
That bests the previous
warmest January - June
in 1934 by 1.1 °F — a
substantial difference, said Jake Crouch, a climate scientist with NOAA's National Climatic Data Center.
The study provides the first field - based evidence that arctic N2O emissions increase when the Arctic is
warming; and that hampered plant growth plays a
substantial role
in regulating Arctic greenhouse gas exchange.
In the latter half of the decade, La Niña conditions persisted in the eastern and central tropical Pacific, keeping global surface temperatures about 0.1 degree C colder than average — a small effect compared with long - term global warming but a substantial one over a decad
In the latter half of the decade, La Niña conditions persisted
in the eastern and central tropical Pacific, keeping global surface temperatures about 0.1 degree C colder than average — a small effect compared with long - term global warming but a substantial one over a decad
in the eastern and central tropical Pacific, keeping global surface temperatures about 0.1 degree C colder than average — a small effect compared with long - term global
warming but a
substantial one over a decade.
Similarly,
in some countries
in Southern Europe (Spain, Portugal, Greece) the initial increase
in impacts at 1.5 °C turns into more uncertain projections for higher
warming levels, due to a
substantial reduction
in annual rainfall.
«
Substantial proportions literally say that they believe global
warming made specific extreme weather events worse, such as Harvey and Irma and Maria, such as wildfires out West, such as the extreme heat wave that grounded planes
in Phoenix.»
A study assesses flood impacts for three scenarios — of 1.5 °C, 2 °C and 3 °C
warming — and finds that most of Central and Western Europe will experience
substantial increase
in flood risk at all
warming levels, and the higher the
warming, the higher the risk.
«To see very large increases
in extremely low snow years within the occurrence of that [Copenhagen] target suggests that there could be
substantial impacts from climate change even if that global
warming target is achieved,» Diffenbaugh said.
That means it sinks into the deeper layers of the ocean, and the contrast between this
warm water and the undersea ice canyons contributes an unknown but
substantial amount of sea level rise, said Josh Willis, an oceanographer at JPL
in Pasadena, California.
It was possible, according to the I.P.C.C. consensus statement, that the
warming before 1956 could be because of changes
in solar activity, and that even a
substantial part of the more recent
warming could be natural.
Nonetheless, even if the
substantial recent trend
in the AO pattern is simply a product of natural multidecadal variability
in North Atlantic climate, it underscores the fact that western and southern Greenland is an extremely poor place to look, from a signal vs. noise point of view, for the large - scale polar amplification signature of anthropogenic surface
warming.
While the
warming of the normals can look subtle, it also means a
substantial increase
in the incidents of extreme heat and a decrease
in the frequency of extreme cold.
Indeed, the main quandary faced by climate scientists is how to estimate climate sensitivity from the Little Ice Age or Medieval
Warm Period, at all, given the relative small forcings over the past 1000 years, and the
substantial uncertainties
in both the forcings and the temperature changes.
«Some feedback loop or other processes that aren't accounted for
in these models — the same ones used by the IPCC for current best estimates of 21st Century
warming — caused a
substantial portion of the
warming that occurred during the PETM (Palaeocene - Eocene thermal maximum of 55 million years ago)», oceanographer Gerald Dickens, a professor of Earth science at Rice University and study co-author said.
This suggests that a
substantial portion of recent
warming in the northeastern Canada and Greenland sector of the Arctic arises from unforced natural variability.
According to scientists, «unforced natural variability» (NAO) can actually explain a «
substantial portion» of the
warming of the Arctic
in the last few decades.
Despite continuous injection of a large amount of very cold (− 15 ◦ C) water
in these pure freshwater experiments,
substantial portions of the ocean interior become
warmer.
Substantial and correlated changes
in marine carbonate (CaCO3) content of oceanic sediments commonly accompany the transitions from cold glacial periods to
warm interglacial periods.
The
substantial uncertainties currently present
in the quantitative assessment of large - scale surface temperature changes prior to about A.D. 1600 lower our confidence
in this conclusion compared to the high level of confidence we place
in the Little Ice Age cooling and 20th century
warming.»
«While there is
substantial uncertainty
in both the pace of change and the ultimate amounts of
warming following an increase
in greenhouse gas concentration,» Caldeira said, «there is little uncertainty
in the basic outlook.
The response to global
warming of deep convective clouds is also a
substantial source of uncertainty
in projections since current models predict different responses of these clouds.
The older Met Office Hadley Centre model, HadCM3, (
in) famously produced an emergent result of very
substantial drying and
warming in the Amazon, taking the regional climate below the threshold for which rainforest could be supported.
Third, with our ∼ 1 °C scenario it is more likely that the biosphere and soil will be able to sequester a
substantial portion of the anthropogenic fossil fuel CO2 carbon than
in the case of 2 °C or more global
warming.
Already there are numerous indications of
substantial effects
in response to
warming of the past few decades.
The global
warming and shifting climate zones would make it less likely that a
substantial increase
in forest and soil carbon could be achieved.
As an example,
in the hot summer you might feel finest on a reduced fat diet with a lot of raw vegetables, while
in a cold climate you might want more
substantial,
warm, cooked foods with a lot of healthful fats, like olive oil, coconut oil, ghee (clarified butter), cheese, and nuts and seeds.
As an example,
in the hot summer you could possibly feel finest on a lesser fat diet with a great deal of raw vegetables, while
in a cold climate you could possibly want more
substantial,
warm, cooked foods with a lot of healthful fats, like olive oil, coconut oil, ghee (clarified butter), cheese, and nuts and seeds.
In his presence observing his gentle smile and
warm eyes, one does immediately realize the energy and warmth he radiates triggering a
substantial change occurring within us.
Since most of the measures required to slow the
warming, from greatly increasing energy efficiency to land reform
in poor nations, would carry other great benefits, and since the probability of unprecedented change appears to be
in the vicinity of 50 percent, a very large social effort, one incurring
substantial costs, seems to us not simply justified but virtually mandatory.
Leaving
substantial equity (20 - 30 % +)
in the hands of sellers might feel
warm & fuzzy, but it's no way to execute an acquisition.
This book is the first
substantial survey of Farmanfarmaian's acclaimed geometric works, and features an
in - depth interview by Hans Ulrich Obrist; critical essays by Nader Ardalan, Media Farzin and Eleanor Sims;
warm tributes by Farmanfarmaian's friends Etel Adnan, Siah Armajani, caraballo - farman, Golnaz Fathi, Hadi Hazavei, Susan Hefuna, Aziz Isham, Rose Issa, Faryar Javaherian, Abbas Kiarostami, Shirin Neshat, Donna Stein and Frank Stella; an excerpt from The Sense of Unity: The Sufi Tradition
in Persian Architecture by Nader Ardalan and Laleh Bakhtiar (1973); and an annotated timeline of Farmanfarmaian's life by Negar Azimi.
The continued forcing from CO2 over this period is
substantial, not to mention «
warming in the pipeline» from late 20th century increase
in CO2.
Just as many of the home runs hit by a baseball player on steroids were almost certainly due to the taking of steroids — even if you can't prove that any one home run resulted from it — so too is it likely that the record - breaking heat we are seeing
in the U.S. this summer of 2012 is very likely due,
in substantial part, to the impact of human - caused climate change and global
warming.
In 1991, the language was already strong and urgent, noting that the risks were sufficient to justify action even with
substantial unanswered questions: «Despite the great uncertainties, greenhouse
warming is a potential threat sufficient to justify action now.»
On the overarching question of «solving» the climate problem, I'm sure Joe would agree that global
warming is inevitably going to be, at best, managed — not «fixed» — given the trajectories for emissions
in a world inexorably headed toward roughly nine billion people seeking energy - enabled lives and with
substantial warming already
in the pipeline, according to a heap of research.
In reality the three additional
warming sources will impose
substantial contributions.
«This uncertainty is illustrated by Pollard et al. (2015), who found that addition of hydro - fracturing and cliff failure into their ice sheet model increased simulated sea level rise from 2 m to 17 m,
in response to only 2 °C ocean
warming and accelerated the time for
substantial change from several centuries to several decades.»
There have been
substantial, sometimes rancorous, debates among polar bear researchers about this predator's prospects
in a
warming climate with less summer sea ice.