Climate variability

First set of large ensemble simulations reveal the role of internal climate variability

Researchers from the Institute of Atmospheric Physics (IAP) of the Chinese Academy of Sciences (CAS) produced a very large ensemble simulation with 110 members from their climate system model FGOALS-g3. This first set of large ensemble simulations may reveal the role of internal climate variability in future global monsoon projections. The full extent of their […]

Climate variability

Propelling wind power in a world of climate variability

Last year saw a record number of wind energy installations across Europe, although still below what is needed to reach the European target of 40% renewable energy by the end of this decade. Nevertheless, the rush towards energy independence and the 236 GW currently installed and the 116 GW (source: Wind Europe) planned for the […]

Climate variability

Climate variability, topic of tropical cyclone activity in new book

Projections of future tropical cyclone activity in response to rising concentrations of greenhouse gases is the focus of a new book written by the University of Hawaii at the Mānoa School of Ocean and Earth Science and Technology (SOEST) professor of atmospheric sciences Pao Shinchu and Hiroyuki Murakami of NOAA’s Geophysical Fluid Dynamics Laboratory. “Climate […]

Climate variability

WHO FINANCES THE EFFORT AGAINST CLIMATE CHANGE?

One concern looms large as the world rushes to increase expenditure to tackle climate change: where will the money come from? Here’s the Means & Matters guide to the countless organizations, sectors, and businesses investing billions in climate action, whether through sustainable infrastructure, innovation, carbon offsetting operations, or individual steps to reduce emissions. WHAT THEY’RE […]

Climate variability

Climate variability may not be strongly linked to human evolution • Earth.com

Climate variability may not have been a primary driver of human and mammalian evolution, according to a new study from the University of Arizona. The researchers compared environmental data and the fossil record of large mammals that have lived across Africa for the past four million years. The results contradict the long-held theory that climate […]

Climate variability

Climate variability boosts tropical tree growth during the dry season • Earth.com

A new study published in the journal nature geoscience found that the growth of tropical trees is driven by climatic variability during dry seasons. By analyzing tree ring data from tropical and subtropical trees – a reliable indicator of tree growth – a team of researchers led by the University of Arizona in the United […]

Climate variability

Predicting Dengue Outbreaks Using Climate Variability and Markov Chain Monte Carlo Techniques in a Stochastic Susceptible-Infected-Eliminated Model

This article was originally published here Sci Rep. 2022 Mar 31;12(1):5459. doi: 10.1038/s41598-022-09489-y. ABSTRACT The recent increase in the global incidence of dengue has resulted in over 2.7 million cases in Latin America and numerous cases in Southeast Asia and has warranted the development and application of early warning systems (EWS) for futuristic epidemic forecasting. […]

Climate variability

Crop adaptation to climate variability needs an hour: Councilor Bhatnagar – Jammu Kashmir Latest news | Tourism

Excelsior Correspondent SRINAGAR, March 24: Advisor to the Lieutenant Governor, Rajeev Rai Bhatnagar today stressed that adapting crops to climate variability and uncertainty is the need of the hour given the changing climatic conditions around the world.Advisor Bhatnagar made the comments during the inaugural three-day session of the “National Conference on Weather and Climate Risk […]

Climate variability

Climate variability may explain annual spike in ozone-destroying gas: study

Forest fires fueled by the El Niño Southern Oscillation (ENSO) phenomenon could be responsible for the short-term spikes in methyl bromide, a known destroyer of the ozone layer If future ENSOs become stronger or more frequent, adding methyl bromide could delay the recovery of the ozone hole, scientists say. Photo: iStock Wildfires fueled by the […]

Climate variability

Floating greenhouses explored to cope with climate variability

Turning car parks into urban horticultural farms, creating floating greenhouses and building container farms are just some of the opportunities explored in a new report that investigates high-tech cultivation solutions to Australia’s increasing climate variability. Commissioned by Hort Innovation and developed by agricultural consultancy RMCG in partnership with the University of Technology Sydney (UTS) and […]

Climate variability

Study analyzes how the Arctic drives Eurasian climate variability

In recent years, a cooling trend in Eurasia and a warming trend in the Arctic have been observed by various sources. The presence of a cause and effect relationship in this scheme has been much debated for a long time. Schematic view of multisphere interactions. Image Credit: Yongkun, Xie A study published in the journal […]

Climate variability

Climate variability will increase in the 21st century • Earth.com

A new study published in the journal Earth system dynamics explored predicted future changes in climate and ecosystem variability. Scientists have found that in addition to causing changes in average temperatures and precipitation levels, global warming will also trigger the onset of more pronounced extreme weather events during the 21st century, ranging from mighty storms […]

Climate variability

New computer model simulations identify widespread changes in climate variability under sustained anthropogenic forcing – ScienceDaily

The public is increasingly aware that climate change will impact society not only through changes in average temperatures and precipitation over the 21st century, but also in the occurrence of more pronounced extreme events, and more generally in the natural variability of the Earth system. Such changes could also have significant impacts on vulnerable ecosystems […]

Climate variability

Major Future Changes in Climate Variability

The public is increasingly aware that climate change will impact society not only through changes in average temperatures and rainfall during the 21st century, but also in the occurrence of more pronounced extreme events, and more generally in the natural variability of the Earth system. Such changes could also have significant impacts on vulnerable ecosystems […]

Climate variability

Climate variability and dynamics during the warm period of the Lower to Middle Pliocene provide clues for future climate change

Field photograph of the Shilou red clay sequence of the eastern Chinese loess plateau. Credit: Ao Hong A recent study by an international research group led by Professor Ao Hong of the Institute of the Earth’s Environment of the Chinese Academy of Sciences revealed the variability and dynamics of the Asian climate during the warm […]

Climate variability

Variability and dynamics of the Asian climate through

image: Field photograph of the Shilou red clay sequence of the eastern Chinese loess plateau seen Following Credit: AO Hong A recent study by an international research group led by Professor AO Hong of the Institute of the Earth’s Environment of the Chinese Academy of Sciences revealed the variability and dynamics of the Asian climate […]

Climate variability

Earth’s orbit affects millennial climate variability

There is ample geological evidence to show that Earth’s climate experienced millennial-scale variability superimposed on glacial-interglacial fluctuations during the Pleistocene. The magnitude of millennial climate variability has been linked to glacial cycles over the past 800 thousand years (kyr). For the period leading up to the mid-Pleistocene transition, when global glaciations were less severe but […]

Climate variability

Earth’s orbit affects millennial climate variability

Locations of four land and sea records resolved at the centenary. Credit: SUN et al. There is ample geological evidence to show that Earth’s climate experienced millennial-scale variability superimposed on glacial-interglacial fluctuations during the Pleistocene. The magnitude of millennial climate variability has been linked to glacial cycles over the past 800 thousand years (kyr). For […]

Climate variability

Climate variability challenges US cattle ranchers

News Climate variability challenges US cattle ranchers July 12, 2021 Mother Nature has provided increasingly erratic rainfall for the Great Plains over the past decade, which has impacted grasslands, forage systems and beef production in the region – and scientists are expect this trend to intensify. Texas A&M AgriLife Research scientists and collaborators explored the […]

Climate variability

Climate variability leads to more intense thunderstorms • Earth.com

Climate variability leads to more intense thunderstorms In a new study by Texas A&M University, experts report that large thunderstorms in the southern Great Plains of the United States have increased in frequency and intensity. The researchers found that these changes are linked to climate variability. “Thunderstorms in the southern Great Plains of United States […]

Climate variability

More intense and more frequent thunderstorms linked to global climate variability

The large thunderstorms in the Great Plains of the southern United States are among the strongest on Earth. In recent years, these storms have increased in frequency and intensity, and new research shows that these changes are linked to climate variability. Co-authored by Christopher Maupin, Courtney Schumacher and Brendan Roark, all scientists at Texas A&M […]

Climate variability

More intense and more frequent thunderstorms linked to global climate variability

Thunderstorms in the southern Great Plains are linked to changes in wind and humidity patterns occurring on a much larger scale, the researchers learned. Getty Images The large thunderstorms in the Great Plains of the southern United States are among the strongest on Earth. In recent years, these storms have increased in frequency and intensity, […]

Climate variability

Scientists study how regional climate variability affects animals in arid North America: UNM Newsroom

As visual evidence of climate change continues to shed light on a huge problem in the world, scientists studying at several National Science Foundation (NSF) Long-Term Ecological Research (LTER) sites are partially tackling the problem. problem by examining changes in the diversity and abundance of small mammals to understand their vulnerabilities to climate change. Long-term […]

Climate variability

Scientists: Climate variability will intensify in the Great Plains | Land and Cattle Post

Cow / calf operations in the Great Plains are likely to be affected by the increased variability in rainfall which supports forage production for 50% of the country’s cow herd. Texas A&M AgriLife photo By ADAM RUSSELL Texas A&M AgriLife Extension Mother Nature has provided increasingly erratic precipitation for the Great Plains over the past […]

Climate variability

The Great Plains facing climate variability

Mother Nature has provided increasingly erratic rainfall for the Great Plains over the past decade, affecting grasslands, forage systems and cattle production in the region – and scientists expect this trend to continue. intensifies. Cow / calf operations in the Great Plains are likely to be affected by the increased variability in rainfall which supports […]

Climate variability

Society’s positive response to past climate variability is an example for today

By Mikayla Mace Kelley, University Communications March 24, 2021 Ruins of Late Antiquity villages in the limestone massif of Syria: rural settlements in the Roman and Sassanid Near East developed during the Little Ice Age of Late Antiquity. Artur Rodziewicz As the signs of man-made climate change become increasingly alarming, research into how past societies […]

Climate variability

Climate variability and pandemic – creating insecurity

Mohamed Zamir | Posted: 07 March 2021 21:46:40 | Update: March 16, 2021, 8:15 p.m. Currently, in many parts of the world, environmentalists are referring to a 2018 United Nations security resolution that warned of the adverse effects of climate change, ecological changes and natural disasters. This warning is now being realized through what is […]

Climate variability

Climate variability and pandemic – creating insecurity

Mohamed Zamir | Posted: 07 March 2021 21:46:40 | Update: March 16, 2021, 8:15 p.m. Currently, in many parts of the world, environmentalists are referring to a 2018 United Nations security resolution that warned of the adverse effects of climate change, ecological changes and natural disasters. This warning is now being realized through what is […]

Climate variability

Antarctica is melting faster than models predict due to climate variability • Earth.com

Decreasing ice levels in Antarctica, as well as future sea level rise, have been underestimated. In a new study by State of pennsylvania, the researchers found that existing models do not take into account climate variability, which has a significant influence on the Antarctic ice sheet. “We know that ice caps are melting as global […]

Climate variability

Is climate variability organized? – Eos

One fascinating aspect of the climate system is that its variability is governed by simple mathematical relationships. A recent paper in Geophysics Reviews explains how these mathematical relationships — in the form of power laws– structure a large part of climate variability in terms of time, space and intensity. Understanding how climate variability is structured […]

Climate variability

Climate variability on the Seeing Past the Smoke workshop program

Dr Chelsea Jarvis is an agricultural climatology researcher working on the MLA-funded North Australia climate program. She says a good knowledge of researching and interpreting weather and climate forecasts helps producers make informed choices. “Hope is not a plan” is part of the message Chelsea Jarvis brings to the free disaster resilience workshops at Capricornia […]

Climate variability

Big Data helps farmers adapt to climate variability

The MSU study sheds light on how big data and digital technologies can help farmers better adapt to the threats, present and future, of a changing climate. University of Michigan EAST LANSING, MI – A new study from Michigan State University (MSU) sheds light on how big data and digital technologies can help farmers better […]

Climate variability

Big data is essential for farmers to adapt to climate variability

A new study from Michigan State University sheds light on how big data and digital technologies can help farmers better adapt to threats – present and future – of a changing climate. The study, published in Scientific Reports, is the first to accurately quantify soil and landscape characteristics and spatial and temporal variations in yield […]

Climate variability

Big data helps farmers adapt to climate variability | MSU Today

A new study from Michigan State University sheds light on how big data and digital technologies can help farmers better adapt to threats – present and future – of a changing climate. The study, published in Scientific reports, is the first to precisely quantify soil and landscape characteristics and spatial and temporal variations in yield […]

Climate variability

Climate variability and Australian agricultural benefits, why weather risk transfer is essential

At a time when Australia was suffocating in record heat as bushfires burned uncontrollably, then suffered from severe storms, a recent study seeks to quantify the effect of climate variability on the country’s agricultural profits.The impacts of short-term climate risks such as drought and longer-term changes in weather conditions have hurt Australian farmers, with average […]

Climate variability

Rain, hot and humid days in December due to ‘climate variability’ | Nagpur News

Nagpur: Wondering why this December is rainier, foggy, and wetter than the norm for Nagpur? “Climate variability” is the answer, say weather experts. Christmas came as a surprise to citizens, with many parts of the city receiving low rainfall. Nagpur Regional Meteorological Center (RMC) officials said it started raining late Wednesday night, with drizzle continuing […]

Climate variability

ABARES analyzes the effects of drought and climate variability on Australian farms

Australian Bureau of Agricultural and Resource Economics and Sciences (ABARES) Knowledge report provides analysis on the effects of climate variability on Australian crop and livestock farms. The report examines both short-term climate risks such as drought and long-term changes in climatic conditions. ABARES Senior Economist Dr Neal Hughes said that an observed change to warmer […]

Climate variability

Rtl today – climate variability: twentieth century warming “unmatched” in 2000 years

Global temperatures rose faster at the end of the 20th century than at any time in the past 2,000 years, according to a study released Wednesday that experts say undermines questioning by climate deniers about the role of climate change. humanity in global warming. As Europe suffocated in a second record-breaking heat wave in a […]

Climate variability

How does climate variability contribute to global crop failures?

According to a recent paper published on July 3 in the journal Scientists progress (1). For example, in 1983, ENSO was responsible for the largest synchronous harvest failure in recorded modern history. Globally synchronous harvest failures refer to the simultaneous failure of a single harvest in several as far apart as the United States, China, […]

Climate variability

Global warming is accelerating climate variability, study finds • Earth.com

The Earth has gone through many warming and cooling periods where temperatures were drastically different from what they are today. What makes today’s climate change so noticeable compared to other warm interglacial periods of the past is that rates of warming and carbon build-up in the atmosphere are occurring at unprecedented levels. . But examining […]

Climate variability

Analysis of natural climate variability from man-made climate change – sciencedaily

A new study indicates that pink noise may be the key to separating natural climate variability from climate change that is influenced by human activity. New to pink noise? It is a random noise in which each octave contains the same amount of energy. Pink noise is found in systems ranging from earthquakes and electronics […]

Climate variability

Climate variability affects the mental health of the rural poor

New research linking climate variability to mental distress among poor rural India addresses hotly debated topic Working outdoors in summer leads to heat stress (Photo by Nevil Javeri) Climate variability affects the psychological well-being of adults, especially the rural poor, reports new research from India, reigniting debate over the complex interplay of factors that could […]

Climate variability

Climate-resilient water security plans: managing the health risks associated with climate variability and change – World

Abstract Long-term planning for an adequate and secure supply of drinking water must be placed in the context of growing external uncertainties resulting from changes in climate and the environment. The Water Safety Plan (PSE) process provides a systematic framework for managing these risks taking into account the implications of climate variability and change. This […]

Climate variability

Researchers compare global temperature variability during ice ages and interglacials – sciencedaily

Based on a unique global comparison of data from core samples taken from the ocean floor and polar ice caps, AWI researchers have now shown that although climate change has indeed diminished in the world between ice ages and interglacials, the difference is by no means as pronounced as previously assumed. Until now, it was […]

Climate variability

Degradation of the North American ice cap has reduced climate variability in the southern hemisphere – sciencedaily

New research from the University of Colorado at Boulder shows that the changing topography of the ice caps in the northern hemisphere during the last ice age forced changes in Antarctica’s climate, a mechanism of interpolar climate change hitherto undocumented. The new study – published today in the journal Nature and co-authored by researchers at […]

Climate variability

Degradation of the North American ice cap has reduced climate variability in the southern hemisphere

Credit: CC0 Public domain New research from the University of Colorado at Boulder shows that the changing topography of the ice caps in the northern hemisphere during the last ice age forced changes in the climate of Antarctica, a mechanism of interpolar climate change hitherto undocumented. The new study published today in the journal Nature […]

Climate variability

Climate variability versus climate change

Climate change is a permanent deviation from the mean or the mean, whether it is hotter, cooler, wetter or drier. It can also be defined as the changes that occur due to human activities, such as increased levels of greenhouse gases released into the atmosphere. Climate variability, on the other hand, is a variation around […]

Climate variability

Is climate variability really increasing?

AUSTRALIA’s climate has always been variable and the level of climate variability is neither increasing nor decreasing in most parts of Australia, according to the soil scientist and environmental analyst, David Freebairn. David Freebairn Dr Freebairn, who runs climate workshops for farmers and led the CliMate app development project, says there is an increase in […]

Climate variability

ORNL’s Salil Mahajan: Acquiring a Perspective on Climate Variability Through High-Resolution Modeling

Computer climatologist Salil Mahajan simulates the complex and chaotic aspects of the climate at the Oak Ridge National Laboratory. (Photo by ORNL / US Department of Energy) By Ashley C. Huff, Oak Ridge National Laboratory High resolution global climate simulation at multiple scales will help answer questions about future global and regional climates. However, as […]

Climate variability

Southern Plains Climate Hub helps land managers build resilience to climate variability

Posted by Jean Steiner, Head of Climate Centers at USDA Southern Plains in Feb 21 2017 Windswept farmland in Kansas during the Dust Bowl. The southern plains states of the United States have always been known for their rugged climate. Stories of this region’s unstable climate abound. Whether you’re talking about Pecos Bill making a […]

Climate variability

Climate variability increases internal migration in South America and swollen cities

As global climate change affects livelihoods across the globe, migration patterns are also changing. In a recent study published in Global environmental change, Clark Gray, Valerie Mueller, and I have found that since the 1970s, climatic variations have increased internal migration in many countries in South America, with few exceptions. And a lot of people […]

Climate variability

Climate Variability and Change Focal Area

The CVC measures and models the dynamic systems of the Earth and their evolution over time. The Climate Variability and Change (CCV) focus area supports research to better understand the general state of the Earth’s climate and the physical processes that affect it. The CVC supports focused, interdisciplinary research to better describe, understand, and predict […]

Climate variability

Climate variability rather than overcrowding causes recent large-scale changes in Tibetan pasture cover

Balmford, A. et al. Economic reasons for the conservation of wild nature. Sciences 297, 950-953 (2002). CASE ADS Item Google Scholar Liu, J. & Diamond, J. China’s environment in a globalized world. Nature 435, 1179-1186 (2005). CASE ADS Item Google Scholar Xu, X., Lu, C., Shi, X. & Gao, S. World water tower: an atmospheric […]

Climate variability

Crop frequency and area response to climate variability may exceed yield response

1 Rosenzweig, C. et al. Assessing agricultural risks of climate change in the 21st century in a global intercomparison of mesh crop models. Proc. Natl Acad. Sci. United States 111, 3268-3273 (2014). CASE Item Google Scholar 2 Auffhammer, M. & Schlenker, W. Empirical studies on agricultural impacts and adaptation. Energy saving. 46, 555-561 (2014). Item […]

Climate variability

Sensitivity of global terrestrial ecosystems to climate variability

1 Convention on Biological Diversity, Aichi Biodiversity Targets. http://www.cbd.int/sp/targets/default.shtml 2 Scheffer, M. et al. Early warning signals for critical transitions. Nature 461, 53-59 (2009) CASE ADS Item Google Scholar 3 Solano, R., Didan, K., Jacobson, A. & Huete, A. C5 MODIS Vegetation Index User Guide (MOD13 series). 1–42 http://vip.arizona.edu/documents/MODIS/MODIS_VI_UsersGuide_01_2012.pdf (2010) 4 Nemani, RR et al. […]

Climate variability

New study challenges long-held theories of climate variability in the North Atlantic

This figure shows the characteristic “horseshoe” model of Atlantic climate variability (upper left panel), as well as the temporal history of this model (lower left). Most of the previous studies attribute this to changes in ocean circulation. Our study compares climate models that include ocean circulation (top right) with climate models that do not have […]

Climate variability

Decadal modulation of global surface temperature by internal climate variability

1 Kosaka, Y. & Xie, SP. Recent hiatus in global warming linked to the cooling of the surface of the equatorial Pacific. Nature 501, 403–407 (2013). CASE Item Google Scholar 2 Fyfe, JC, Gillett, NP & Zwiers, FW Overestimation of global warming over the past 20 years. Nature Clim. Switch 3, 767-769 (2013). Item Google […]

Climate variability

UMD researcher sorts climate variability from climate change – Duluth News Tribune

Research by a UMD professor that separates the Earth’s natural climate variability from external factors indicates that these external factors – in particular greenhouse gas-induced climate change – are the probable cause of global warming of the planet. The study found that natural climate variability has likely helped keep things cooler in recent years than […]