Sentences with phrase «shifts in a warming climate»

Even though we do not know the climate variations in detail so far back, we know that there were abrupt climate shifts in the warm climate back then,» points out Peter Ditlevsen.

In contrast, the balance shifts in a warming climate, and on average more new records highs than new record lows are set over any time period.

Not exact matches

A team of 15 executive chefs lead the food preparation on the 10 ships throughout the year as the cruising season shifts from warm climates like the Caribbean and Australia in the North American winter to Europe and the Pacific Northwest for the summer.

A huge shift towards renewables and the clean economy is needed if we are going to bring down consumer bills in the long - term and take seriously our need to tackle climate change, honouring our commitment to the Paris Agreement to limit global warming to 1.5 degrees.

New research is making it increasingly clear that, without a shift in approach, humans might strip away healthy peatlands and get, in return, a lot of climate - warming carbon dioxide.

This means that the science of climate change may partially undergo a shift of its own, moving from trying to prove it is a problem (it is now «very likely» that greenhouse gases in the atmosphere have already caused enough warming to trigger stronger droughts, heat waves, more and bigger forest fires and more extreme storms and flooding) to figuring out ways to fix it.

When ocean cycle shifts, globe is likely to warm up When climate models were run that included the stronger winds, they were able to reproduce the slowdown in surface temperatures.

So if you think of going in [a] warming direction of 2 degrees C compared to a cooling direction of 5 degrees C, one can say that we might be changing the Earth, you know, like 40 percent of the kind of change that went on between the Ice Age; and now are going back in time and so a 2 - degree change, which is about 4 degrees F on a global average, is going to be very significant in terms of change in the distribution of vegetation, change in the kind of climate zones in certain areas, wind patterns can change, so where rainfall happens is going to shift.

Global warming has been going on for so long that most people were not even born the last time the Earth was cooler than average in 1985 in a shift that is altering perceptions of a «normal» climate, scientists said.

Such studies have concluded that species» ranges shift northwards as the climate warms, but looking at density shifts provides more detailed information about changes in the abundance of species.

«Previous studies have shown a correlation between temperature and insect damage diversity in the fossil record, possibly caused by evolutionary radiations or range shifts in response to a warmer climate,» said Donovan.

«When we included projected Antarctic wind shifts in a detailed global ocean model, we found water up to 4 °C warmer than current temperatures rose up to meet the base of the Antarctic ice shelves,» said lead author Dr Paul Spence from the ARC Centre of Excellence for Climate System Science (ARCCSS).

As the climate warms and some tree species shift toward cooler, more hospitable habitats, new research finds soil microbes could be playing a crucial role in determining where young trees can migrate and how well they survive when they arrive.

Other ixodid ticks occurring in northern latitudes have already shown shifts in their distribution and abundance that have been linked to warming climate.»

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.

These models can then be mapped against climate forecasts to predict how phenology could shift in the future, painting a picture of landscapes in a world of warmer temperatures, altered precipitation and humidity, and changes in cloud cover.

The study stops short of attributing California's latest drought to changes in Arctic sea ice, partly because there are other phenomena that play a role, like warm sea surface temperatures and changes to the Pacific Decadal Oscillation, an atmospheric climate pattern that typically shifts every 20 to 30 years.

Previous research has shown that stream - dwelling species in the southern Appalachian region are particularly vulnerable to climate change and that many coldwater species are already shifting their ranges in response to warming temperatures.

When sea surface temperatures in that area warms, moisture - bearing winds shift northward, said Katia Fernandes of Columbia University's International Research Institute for Climate and Society.

If the climate warms so much that crops no longer thrive in their traditional settings, farming of some crops may be able to shift to adjacent areas, but others may not.

This gradual shift in the Sahara's overall climate contradicts a common theory that the region dried rapidly over a few hundred years, and provides clues about a potential re-greening triggered by global warming, Kröpelin says.

Since then, there have been small - scale climate shifts — notably the «Little Ice Age» between about 1200 and 1700 A.D. — but in general, the Holocene has been a relatively warm period in between ice ages.

Climate change, resulting in more frost - free days and warmer seasonal air temperatures, can contribute to shifts in flowering time and pollen initiation from allergenic plant species, and increased CO2 by itself can elevate production of plant - based allergens.137, 15,16,17,18,19,138 Higher pollen concentrations and longer pollen seasons can increase allergic sensitizations and asthma episodes, 20,21,155,22 and diminish productive work and school days.138, 22,23

«The surge in global temperatures since 1977 can be attributed to a 1976 climate shift in the Pacific Ocean that made warming El Niño conditions more likely than they were over the previous 30 years and cooling La Niña conditions less likely» says corresponding author de Freitas.

A study published in the June 10 issue of the journal Nature clearly demonstrates changes in species ranges as butterflies shift north to track a changing climate as the planet warms up.

In a warming climate, the timing of activity (i.e., phenology) of plants and pollinators is expected to shift, but these shifts may not be synchronized with one another (Burkle and Alarcon 2011; Burkle et al. 2013; Rafferty et al. 2013).

The consequences of climate change are being felt not only in the environment, but in the entire socio - economic system and, as seen in the findings of numerous reports already available, they will impact first and foremost the poorest and weakest who, even if they are among the least responsible for global warming, are the most vulnerable because they have limited resources or live in areas at greater risk... Many of the most vulnerable societies, already facing energy problems, rely upon agriculture, the very sector most likely to suffer from climatic shifts.»

In 100 characters: Researchers uncover vying forces originating from climate warming to cause a shift in the jet streIn 100 characters: Researchers uncover vying forces originating from climate warming to cause a shift in the jet strein the jet stream

The global warming and shifting climate zones would make it less likely that a substantial increase in forest and soil carbon could be achieved.

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Hall's research indicates that global warming could trigger an abrupt and catastrophic shift in the planet's climate.

The whole process is a way for a dog to stay cool in the summer and warm in the winter, losing hair and growing more hair to make up for the climate shift.

As the climate warmed during the Holocene, and suitable habitat expanded northward, gray fox population ranges shifted further north resulting in foxes with clade A haplotypes distributed as far north as Shasta County in northern California (Fig. 1).

The atmospheric buildup of long - lived greenhouse gases is setting in motion centuries of shifts in climate patterns, coastlines, water resources and ecosystems, he said — hardly a transformation one would describe with a gentle word like warming.

Real scientists (as opposed to climate modellers) have long maintained that the decline in Arctic ice is caused not by warmer air — in the past year or two Arctic air temperatures have actually been falling — but by shifts in major ocean currents, pushing warmer water up into the Arctic Circle.

He excludes climate shifts in 1976 - 78 and 1998 - 2001 — and gets a rate of late century warming that he presumes is the anthropogenic component.

Our data indicate reductions in boreal conifersand an increase in mesothermal to megathermal taxa, reflecting a shift towards wetter and warmer climate.

Scientists sifting for trends in record high and low temperatures across the United States have found more evidence of long - term warming of the climate, with the biggest shift coming through a reduction in record low nighttime temperatures.

Given the number of ways that things can go wrong with continued CO2 emissions (from ocean acidfication and sea level rise to simple warming, shifting precipitation patterns, release of buried carbon in perma - frost, and the possibility of higher climate sensitivities — which seem to be needed to account for glacial / inter-glacial transitions), crossing our fingers and carrying on with BAU seems nothing short of crazy to me.

In response to Patrick's post, it is important to recall that the shift in climate sometimes warms, sometimes coolIn response to Patrick's post, it is important to recall that the shift in climate sometimes warms, sometimes coolin climate sometimes warms, sometimes cools.

Off the coast of Washington we also see shifts in fish species for probably different reasons than the Bering Sea, i.e., warm waters moving north, rather than changes in primary production (but both likely related to anthropogenic climate change).

On Monday, I asked him, in essence, if the shape of the 20th - century temperature curve were to shift much as a result of some of the issues that have come up in the disclosed e-mail messages and files, would that erode confidence in the keystone climate question (the high confidence expressed by the Intergovernmental Panel on Climate Change in 2007 that most warming since 1950 is driven by human activclimate question (the high confidence expressed by the Intergovernmental Panel on Climate Change in 2007 that most warming since 1950 is driven by human activClimate Change in 2007 that most warming since 1950 is driven by human activities)?

This shift away from CO2 - centric emissions debates is also evident in a group blog post by analysts at the Center for American Progress, who propose a «multiple multilateralism» approach on climate that, among other things, seeks quick steps on sources of warming other than carbon dioxide — particularly sooty Arctic pollution and gases already considered under the existing ozone - protection treaty.

He starts to address this question in his post, but dribbles off and shifts the focus to a couple of surveys that show people deeply care about global warming — even when there's abundant evidence that much of public attitude on climate is, as I've been saying, the equivalent of water sloshing in a shallow pan — lots of fluctuations, little depth or commitment (particularly when money is involved).

After reading the piece, Crowley sent a note under the title «Tales of Brave Ulysses» (as per Cream), alluding in part to an essay he wrote for The Guardian in 2007: «In the short term, there'll be no major action against climate change; to tackle global warming we need a shift in attitudes unprecedented in peace time.&raquin part to an essay he wrote for The Guardian in 2007: «In the short term, there'll be no major action against climate change; to tackle global warming we need a shift in attitudes unprecedented in peace time.&raquin 2007: «In the short term, there'll be no major action against climate change; to tackle global warming we need a shift in attitudes unprecedented in peace time.&raquIn the short term, there'll be no major action against climate change; to tackle global warming we need a shift in attitudes unprecedented in peace time.&raquin attitudes unprecedented in peace time.&raquin peace time.»

[E] xtreme heat in the United States is likely to rise enormously by mid century, driven equally by demographic shifts boosting Sun Belt populations and projected changes in heat waves in a warming climate.

Updated, 4:04 p.m. A valuable study published this week in Nature Climate Change projects that exposure to extreme heat in the United States is likely to rise enormously by mid century, driven equally by demographic shifts boosting Sun Belt populations and projected changes in heat waves in a warming cClimate Change projects that exposure to extreme heat in the United States is likely to rise enormously by mid century, driven equally by demographic shifts boosting Sun Belt populations and projected changes in heat waves in a warming climateclimate.

This shift coincides with an apparent 1976 - 77 climate shift in the character of ENSO, the attribution of which to global warming has been much debated.

So, the Alaska climate site statement referring to the 1977 PDO shift as «natural» is misleading in the extreme in that the effect of global warming on the PDO warm phase would be with regard to its persistence and possibly its timing.

It is whether the earth's Northern Hempishere climate will shift into a new regime and whether repeated warmer summers in the Aractic are freeing up more CO2 and methane from the melting permafrost.