Sentences with phrase «mid-pliocene warm spell»

In a recent study, Walter and her team predict that if these methane reservoirs melt over the next 100 years, the gas released could re-create climate conditions that prevailed during a 2,500 - year warming spell that began 14,000 years ago.

«What would happen if all the perennials die off or produce less biomass one year because of an early warm spell?

They say a rise in methane in the northern hemisphere might be the result of a year - long warm spell in Siberia, where wetlands harbour methane - producing bacteria, but they have no immediate answer as to why emissions rose in the southern hemisphere at the same time.

It shows a record warming spell earlier this year, which continues to drive up the 5 - year average of heat content, shown in blue.

«A big persistent dry - warm spell for the west.»

The last 10 years have, on average, been as warm as a normal one year in 500 warm spell.»

One warm and fuzzy note: an Icelandic team uncovered a polar bear jawbone from the Arctic's Svalbard archipelago that dated to more than 100,000 years ago, suggesting that the animals are capable of weathering prolonged warm spells.

They are linked to the heatwave that killed more than 60 in Japan, and the end of the warm spell in western Europe.

As discoveries on Mars, including warm spells and salty soil, raise the chances of finding life there, scientists are considering how best to look for it within their budget.

In 2002, NASA's Odyssey orbiter detected evidence of ice just beneath the surface of the Martian north pole, raising the possibility that during a warm spell liquid water could melt out — a likely requirement for life.

Other research in Europe has shown that plants can shift another mechanism that controls their response to climate: vernalization, or the length of the cold snap required before a plant will respond to a warm spell as a growth signal.

And the recent warm spell in the United States happens to be more than offset by cooling elsewhere in the world, so its link to «global» warming is weaker than tenuous.

A warm spell in the 60s or 70s (Fahrenheit) will produce blooms lasting four to five days, while colder temperatures could extend the blooming period so it lasts between seven and 10 days.

Pioneering new research from the University of Exeter, UK, has revealed when the 11 - year solar cycle is in its «weaker» phase, there are warm spells...

The warm spell is just the latest piece in a growing body of evidence that climate change is playing a role in almost all extreme heat events.

Sometimes growth is obvious, particularly during warm spells when the kefir can double or triple every two days.

I'm looking forward to a few warmer spells here in KC next week, so I can wear these blue suede jams with dresses.

I remember living up north and getting those litter warm spell teasers and everyone would be outside and where something not so bundled up.

Just in case we have a warm spell.

It was a lovely afternoon during springtime, when the weather acts so confused and grumpy; warm spells interspersed with chilly breezes.

We're heading into another warm spell after a few days of respite from the heat.

I love this sweatshirt and I'm a little jealous that you're wearing shorts — we did have a warm spell here, but it's cold again!

It is definitely too cold now, but we had a random warm spell recently.

We've been going through a warm spell lately which I absolutely love.

Before the rain, we had a warm spell, so I swapped flannel shirts and dark jeans for lighter colors.

On the other end of the summer, we will occasionally get a warm spell in late September or early October, so the November pill works backwards and takes care of that time period.

Some pet owners think that they can skip the preventative in the winter months as it is too cold for mosquitoes, but it is very easy to forget the first dose in the spring or to have a sudden warm spell that allows mosquito populations to build before remembering to treat their pet.

In 2013, the longest warm spell of the year took place between December 14th and December 30th — that's 17 consecutive days which had warmer than average temperatures.

Or do we think Stu Ostro with his «While natural factors are contributing to this warm spell... there is a hivh probability that global warming is having an influence upon its extremity» is just full of it?

Now, Spring has just about disappeared, the closest thing to it now would be the few warm spells happening during what is now, essentially, a winter, meaning both the chill and the rains, that goes from the first rains in late Fall until May, sometimes Memorial Day.

Some polar bear specialists warn that the pace of projected human - driven warming could present greater challenges than prolonged warm spells of the past.

The paper also finds that several significant past climate fluctuations — including a warm spell that peaked around 1100 A.D. called the medieval warm period and the so - called little ice age from the 1400s through the 1700s — were global in scope.

Other serious researchers in the field, while convinced of the building long - term danger, warn that nature will almost surely jostle chaotically through cool and warm spells along the way to what Dr. Hansen calls «a different planet.»

Igor Polyakov of the University of Alaska, Fairbanks, who has studied an Arctic warm spell in the early part of the 20th century, says the new ice retreat is almost assuredly more dramatic than anything seen back then.

Haeberli, a slim, intense man who could be a younger brother of Max von Sydow, spoke excitedly about one other recent finding that dramatically illustrated the extent of the current warm spell.

ACR wrote ``... the species has lived through at least a couple of protracted warm spells in which Arctic temperatures were likely several degrees warmer than at present.»

If you look at our climate, and compare it to a machine that has a vibration problem, you hear the vibration build up and then die away, build up and die away — the big build up and die away is the hundreds of millions of years climate shift, and the individual vibrations that make up the fine grain are the 100k year switches between ice age and warm spell.

He said if the dating holds up, it helps confirm the bears» ability to tolerate prolonged warm spells, but the pace of change now may still pose novel challenges.

«Extreme events Global warming of 2C vs 1.5 C is likely to lead to more frequent and more intense hot extremes in most land regions as well as to longer warm spells.

«Increasing Frequency, Intensity and Duration of Observed Global Heat Waves and Warm Spells.»

i) I noted the poleward drift of the jets throughout the late 20th Century warming spell and on the face of it that was consistent with a warming troposphere.

It is clear that the late 20th Century warming spell matched the duration of the two shortest, fastest solar cycles in the historical record (21 and 22) At the same time thare was a matching sequence of strong El Nino events.

The bleaching comes as Hawaii has experienced a recent warm spell.

There are still significant warm spells in the High Arctic lately, last week over Cornwallis +4.8 C was measured along with freezing rain on the ground at -2 C, a plane flying over Lancaster Sound measured +10 C..

Tropical rain forests became more diverse, not less, during the warm spell.

Also we will have two cooling spells and one warming spell this century, the exact opposite of the 20th.

if you did that, you would see that we are still in a warming spell that started in the 70's.

The beetle is now wiping out a whole ecosystem, high - elevation whitebark pine forests, that saw only limited beetle outbreaks during warm spells in the past.

Humanity «rose» from the onset of this current period of recurring glaciations ~ 3 Million years ago, and from the above site (**): -[«During the last warm spell, 125,000 years ago, the seas were about 18 feet higher than they are today.

An unusual warm spell over Greenland during the past week, along with warm onshore winds bringing rain to the southwest coast of the island.