Sentences with phrase «accelerating warming trends»

The AGW hypothesis is driven by the assumption that atmospheric CO2 levels produce the rapid accelerating warming trends that are so feared.

A team of researchers lead by Florida State University have found new evidence that permafrost thawing is releasing large quantities of greenhouse gases into the atmosphere via plants, which could accelerate warming trends.

Northern latitude tundra and boreal forests are experiencing an accelerated warming trend that is greater than in other parts of the world.

These patterns provide the peaks and valleys that we see, yet we can still detect the underlying accelerating warming trend.

Tsonis and Swanson's analysis finds that imposed forcings have exerted a monotonic and accelerating warming trend throughout the 20th Century.

Basil Newmerzhycky: I won't bore you with the «2014 will be warmest year of all» hype, but it is almost certain, and with a greater likelihood of an accelerated warming trend well into the next decade at twice the rate of the previous one, similar to the 0.2 deg C.

Isn't it amazing how well a temperature record such as GISS can be modeled by a montonically accelerating warming trend dotted with the SOI fluctuations and precisely placed volcanic disturbances?

The broader Hemispheric and regional picture shows that warm events occurring during the two most recent winters were much more extreme than the cold outbreaks and are consistent with a long ‐ term and accelerating warming trend.

NASA), and an increase of forest fires (releasing Co2 from the carbon sink) is expected to accelerate the warming trend.

Not exact matches

The loss may be accelerating: since 2006, warm summers have caused levels to rise by 0.75 millimetres per year, though van den Broeke says we can't be sure whether this trend will continue (Science, DOI: 10.1126 / science.1178176).

«It's fair to say that over the next couple of decades, we would expect to see the trend reverse, and internal variability accelerating the warming.»

Most climatologists expect that on average the atmospheres water vapor content will increase in response to surface warming caused by the long - lived greenhouse gases, further accelerating the overall warming trend.

Such scaremongering is especially painful to me because even though I do not think that government - approved GMO foods pose meaningful health risks to consumers, and even though I believe strategic genetic engineering can be an important tool to ease human suffering on our warming and resource - constrained planet, I share the concerns of many environmentalists about the homogenization and consolidation of the global food system — trends that are accelerated by the spread of industrially produced GMOs.

The epicenter of agricultural production has moved north and west over the past half - century, and that trend will likely continue at an accelerated pace due to global warming, a new study finds.

Much of this change has occurred over the last several decades indicating that the warming trend accelerated over the 1925 — 2016 period.

The North Atlantic, for example, has experienced periods of accelerated warming and cooling, superimposed on a long - term warming trend.

has experienced periods of accelerated warming and cooling, superimposed on a long - term warming trend.

... and there is a second impossibility compounding the first one: during the last few decades of accelerating global warming, the Sun has been very precisely monitored from space, and its brightness hasn't shown any discernable trend.

However, at least with NASA GISS, it would appear that there is no statistical basis as of yet to claim that the trend in warming has reversed itself, slowed or accelerated from what it was beginning in 1975.

Especially since based on the model calculations you'd expect anyway trends around 0.2 degrees per decade, because models predict not a constant but a gradually accelerating warming.

The second point might suggest that warming since 1997 has actually accelerated, the third point suggests that trends are quite stable, and the last point is actually quite astonishing, though fortuitous.

A statistical model (based on the work of Judith Lean at the Naval Research Laboratory) that accounts for solar variability, El Niño, volcanic activity, and greenhouse warming indicates that the underlying trend of global warming has accelerated over the past 15 years.

But as cogently interpreted by the physicist and climate expert Dr. Joseph Romm of the liberal Center for American Progress, «Latif has NOT predicted a cooling trend — or a «decades - long deep freeze» — but rather a short - time span where human - caused warming might be partly offset by ocean cycles, staying at current record levels, but then followed by «accelerated» warming where you catch up to the long - term human - caused trend.

All of these larger natural pathways for emitting low - C13 carbon into the atmosphere have been considerably accelerated by this same warming trend.

Exceeding the 400 parts per million level of worldwide atmospheric carbon dioxide later this decade continues a troubling trend which brings the world closer to the potential to reach a global warming tipping point in which global warming accelerates rapidly as the potent greenhouse gas methane is liberated from the frozen state that it has been in for millions of years.

As reported by Chris Mooney at Mother Jones at the time (now a journalist at the Washington Post), the draft report warned unequivocally that unchecked greenhouse gas emissions would cause the global warming trend to «accelerate significantly,» bringing more heat waves and weather extremes, severe storms, rising seas, devastating floods, prolonged droughts, and more.

Meehl and Teng recently showed that when this is done, thereby turning a model projection into a hindcast, the models reproduced the observed trends — accelerated warming in the 1970s and reduced rate of surface warming during the last 15 years — quite well.

If the trend had been different - if warming had accelerated, say - you can bet it would have been reported everywhere.

I agree with lolwot that the warming trend has accelerated, it's just the direction I take issue with...

A flurry of recent research strongly suggests that recent observations like these are indeed linked to California's long - term warming trend — and that snowpack losses are expected to accelerate further over the next few decades.

However, despite this, the team reckon to have perhaps isolated a «global warming» signal in the accelerated run off of the Greenland Ice Mass — but only just, because the runoff at the edges is balanced by increasing central mass — again, they focus upon recent trends — a net loss of about 22 cubic kilometres in total ice mass per year which they regard as statistically not significant — to find the «signal», and a contradiction to their ealier context of air temperature cycles.

The chart's fitted trends (2nd order polynomial) reveal the earlier period with a closing warming rate that is accelerating away from the modern fitted trend.

Looking at a much longer time span, we see that the long term [natural] global warming trend is not accelerating.

«Variability in the ocean will not affect long - term climate trends but may mean we have a period of accelerated warming to look forward to,» he said.

And you have to open up your mind to all sorts of claims, such as the one that starting in January of this year, global warming has accelerated to the point where the warming rate is now 0.4 C per year... which is roughly what I just read us the trend in the UAH data since that time.

As the chart depicts over 12 different time periods (all ending July 2014), reality is that while CO2 levels keep increasing over time, the long - term temperature warming trend (the red curve) is not rapidly accelerating towards a tipping point of climate catastrophe.

The IPCC's climate science has long claimed that human CO2 emissions are producing an accelerated global warming, with a «runaway» warming trend, which is then being amplified in the north and south polar extremes.

Clearly, observed temperature trends are predicting a future temp that resembles the IPCC projection if CO2 was held constant - the actual trends are multiple times below the «runaway» and «accelerating» global warming that Obama and the IPCC still push.

Over the past few hundred years, there has been a steady increase in the numbers of sunspots, a trend that has accelerated in the past century, just at the time when the Earth has been getting warmer.

«Modern science», meaning Man made global warming is attacked because it calls a global cooling trend an accelerated warming (IPCC AR4).

By weighted averages, if every year the global temperature is in the range and with the distribution of the global temperatures of the last ten years, then the cumulative 30 - year running mean by 2024 will continue to accelerate upward in trend, as cooler years drop out of the mean replaced by warmer years.

Nick, it's not just that the warming trend has declined, it is also that it has not accelerated.

According to AGW theory and IPCC claims, warming should be steadily accelerating... Actually this is formally falsified by observations showing quite a constant back - ground trend of +0.05 °C per decade, on top of which cooling and warming periods are alternating.

Recent accelerated warming of the Arctic results from a positive reinforcement of the linear warming trend (due to an increasing concentration of greenhouse gases and other possible forcings) by the warming phase of the multidecadal climate variability (due to fluctuations of the Atlantic Ocean circulation).»

Despite a ≈ 40 % increase in human CO2 emissions, the long term warming trend has not accelerated.

«Variability in the ocean will not affect long - term climate trends, but may mean we have a period of accelerated warming to look forward to.»

The loss of sea ice also has the potential to accelerate global warming trends and to change climate patterns.

While anthropogenic warming should accelerate the thawing of offshore permafrost via warming of Arctic Ocean shelf waters, this impact should be considered additive to a broader thawing trend that has been underway for thousands of years.

If Trenberth's missing heat existed, hiding away the vast evils of global warming for some future date, then the sea level rise should be greatly accelerating - and no, a single data point isn't going to cut it to prove such a trend.

On the basis of those two numbers alone, which show a trend increase between those two half - centuries of 0.046 °C / decade, I would have said that the warming is accelerating.