Sentences with phrase «extreme change in the past»

Not exact matches

The goals of the project include reconstructing extreme climate changes from the recent past (1894 - 2014), using historically referenced data to assess near - future global climate model projections, and to ultimately use this analysis to investigate ecological problems in Chesapeake Bay, such as eelgrass diebacks.

The strength and path of the North Atlantic jet stream and the Greenland blocking phenomena appear to be influenced by increasing temperatures in the Arctic which have averaged at least twice the global warming rate over the past two decades, suggesting that those marked changes may be a key factor affecting extreme weather conditions over the UK, although an Arctic connection may not occur each year.

«In the past, many scientists have been cautious of attributing specific extreme weather events to climate change.

New data show that extreme weather events have become more frequent over the past 36 years, with a significant uptick in floods and other hydrological events compared even with five years ago, according to a new publication, «Extreme weather events in Europe: Preparing for climate change adaptation: an update on EASAC's 2013 study» by the European Academies» Science Advisory Council (EASAC), a body made up of 27 national science academies in the European Union, Norway, and Switzerland.

Nicola Jones catches up with Julia Slingo, chief scientist at the UK Met Office in Exeter, Devon, about how natural disasters and extreme weather events over the past 12 months have changed what Britain's national weather centre does.

Trends in extreme events during the past decade constitute a facet of climate change that requires rigorous detection and attribution.

«In the past, a typical climate scientist's response to questions about climate change's role in any given extreme weather event was, «We can not attribute any single event to climate change.&raquIn the past, a typical climate scientist's response to questions about climate change's role in any given extreme weather event was, «We can not attribute any single event to climate change.&raquin any given extreme weather event was, «We can not attribute any single event to climate change.»

Noah Diffenbaugh, a senior fellow at the Woods Institute for the Environment at Stanford University, said the new analysis represented a «valuable step» in attribution work, a field of climate science that's developed in the past decade in an effort to understand the role of climate change in specific extreme events.

There's been a lot of noise about extreme weather the past few months, and it frustrates me, because I think that too much jumping up and down about it does a disservice to the science, and to future expectations of immediate, in - your - face evidence of climate change.

Joanna Walters links extreme weather events with climate change in a recent article in the Guardian, however, some reservations have been expressed about such links in past discussions.

IF I understand the slow thermal inertia of the climate system correctly, the California fires, this hurricane season, and other extreme weather we have seen in the past few years, all those things that have been exacerbated by climate change are the result of GHG put into the air 30 - 50 years ago.

A high occurrence of new record - events is an indication of a change in the «tails» of the frequency distribution and thus that values that in the past were considered extreme are becoming more common.

«The ability to understand and explain extreme events in the context of climate change has developed very rapidly over the past decade.

In the past, a typical climate scientist's response to questions about climate change's role in any given extreme weather event was, «We can not attribute any single event to climate change.&raquIn the past, a typical climate scientist's response to questions about climate change's role in any given extreme weather event was, «We can not attribute any single event to climate change.&raquin any given extreme weather event was, «We can not attribute any single event to climate change.»

Could some aspect of our situation, e.g. the extreme rapidity of the forcing change, be sufficiently novel to make Earth's climate respond differently than it has in the past, and could this cause divergence from models based on paleoclimate sensitivity estimates?

For climate change deniers getting very excited that it's cold outside at the end of December, here's the ratio of hot extremes to cold extremes in the U.S. over the past 365 days.

Since neither an equilibrium nor a steady - state will result, the extremes within which variation occurs (as it has over the Earth's past, with aggregate input and output nearly equal), may be at least as inimical to life as a change in the spatio - temporal mean.

IPS: While world leaders were wrapping up the United Nations conference on climate change (COP 18) in Doha, Qatar this past weekend with the annual vague promise to tackle the enormous crises brought on by extreme weather and global warming, a delegation of youth gathered far from the high - level conference halls to say «no» to [continue reading...]

Based on data from past climate changes, when sea level rose to +5 — 9 m, including the occurrence of extreme storms — during a time when temperatures were less than 1 ◦ C warmer than today, experts warn of similar consequences in coming decades.

As the IPCC special report on extreme events put it «There is low confidence in any observed long - term (i.e., 40 years or more) increases in tropical cyclone activity (i.e., intensity, frequency, duration), after accounting for past changes in observing capabilities.»

In summary, there is little new about climate science in the report, and nothing at all new about attribution of past warming and extreme weather events to human activity, projections of future warming and its effects, or potential for catastrophic changeIn summary, there is little new about climate science in the report, and nothing at all new about attribution of past warming and extreme weather events to human activity, projections of future warming and its effects, or potential for catastrophic changein the report, and nothing at all new about attribution of past warming and extreme weather events to human activity, projections of future warming and its effects, or potential for catastrophic changes.

Their work encompasses a range of problems and time scales: from five - day model predictions of hurricane track and intensity, to understanding the causes of changes in extremes over the past century, to building new climate prediction models for seamless predictions out to the next several years, to earth system model projections of human - caused changes in various extremes (heat waves, hurricanes, droughts, etc.) over the coming century.

Whatever the cause — global hydrological and climate variability — extreme drought, extreme floods and extreme temperature changes such as has not been seen in the past century — will occur again.

In the past few years, unusually warm air in the Arctic has driven winter storm tracks south into the United States, reflecting the complex and sometimes counteracting ways that climate change may affect local weather extremeIn the past few years, unusually warm air in the Arctic has driven winter storm tracks south into the United States, reflecting the complex and sometimes counteracting ways that climate change may affect local weather extremein the Arctic has driven winter storm tracks south into the United States, reflecting the complex and sometimes counteracting ways that climate change may affect local weather extremes.

The report, written by 220 experts from 62 countries, finds that climate change has already contributed to changes in extreme events — such as heat waves, high temperatures, and heavy precipitation — in many regions over the past 50 years.

«The extreme winter of 2013/14 is in line with historical trends in wave conditions and is also predicted to increasingly occur due to climate change, according to some of the climate models, with the winter of 2015/16 also set to be among the stormiest of the past 70 years,» says Tim Scott, a lecturer in ocean exploration at Plymouth University, and a co-author of the study.

Major extreme weather events have in the past led to significant population displacement, and changes in the incidence of extreme events will amplify the challenges and risks of such displacement.

The fact that there has on any basis been little further warming over the course of the last 10 to 15 years over and above that which had already occured by the mid / late 19902 suggests that recent extreme weather events are not the consequence of additional warming (there having been all but none these past 15 years) and therefore must be due to natural variability of weather events in an ever changing and chaotic world in which we live.

This Section places particular emphasis on current knowledge of past changes in key climate variables: temperature, precipitation and atmospheric moisture, snow cover, extent of land and sea ice, sea level, patterns in atmospheric and oceanic circulation, extreme weather and climate events, and overall features of the climate variability.

Trends in extreme events during the past decade constitute a facet of climate change that requires rigorous detection and attribution.

Hat - tip: Die kalte Sonne A new study by German GFZ research institute finds that extreme climate change also happened in the past before humans began emitting CO2 in to the atmosphere.

In saying that IPCC reports issued over the past 20 years had «created an ever - broader informed consensus about the connection between human activities and global warming,» the Committee linked those reports to potential violent conflict and wars that could result should extreme climate change occur.

It is used to investigate regional climate change, as well as past and future changes in hurricane activity and other extreme weather events.

As the vast majority of climate peer - reviewed studies confirm, there were multiple periods in the geological and ancient past that exhibited, not only extreme climate change, but also hotter temperatures prior to the modern era's huge industrial / consumer greenhouse gases.

There are elements of chaos that have to be dealt with, a lack of reliable historical data relating to climate change in the past and a lack of meteorological data on extreme weather events in the past.

Ecosystem responses to past rainfall variability in the Sahel are potentially useful as an analogue of future climate change impacts, in the light of projections that extreme drought - affected terrestrial areas will increase from 1 % to about 30 % globally by the 2090s (Burke et al., 2006).

Given the extreme wildfires the Western U.S. has suffered over the past several years as a result of extended droughts and higher temperatures, results of changes in our global climate system, it is easy to crack a smile when reviewing these credos.

As blogger Andrew Montford has pointed out, it was theGuardian's environment editor, John Vidal, who wrote: «The world's biggest physical changes in the past few years are mostly seen nearest the poles where climate change has been most extreme.

The world's biggest physical changes in the past few years are mostly seen nearest the poles where climate change has been most extreme.

The Met Office, particularly through the Met Office Hadley Centre for Climate Science and Services, is constantly expanding the observations and monitoring of past and current climatic conditions, making advances in forecasting the regional climate and climatic extremes for the coming seasons, and improving the understanding of climate change.

As to your claim about extremes, I find it odd that you ignore the huge population and land use changes in the Indus over the past decades.

New research published today in Proceedings of the National Academy of Sciences concludes that extreme heatwaves have have increased 50 times over the past 30 years and that climate change is to blame.

Though the report still says, rightly, that any specific weather event can not be solely tied to climate change — be it the totally unseasonable snowfall that hit the Northeast this past weekend, the devastating flooding in Thailand, etc. — but that scientists now are 99 % certain that climate change will cause more extreme heat waves, fewer extreme spells of cold weather, and more intense downpours.

The interest in addressing climate change has historically been cyclical, most recently going back to former U.S. vice president Al Gore's An Inconvenient Truth in 2006, but environmental lawyers believe interest is gearing back up, in some part due to increasingly extreme weather events as we saw this past summer, causing more momentum at the regulatory level.