How will climate extremes and
extreme events change?
But this will not, of itself, be evidence that
extreme events changes attitudes.
Not exact matches
Well,
extreme weather
events are known to move climate
change up Americans» priority list.
Climate
change, driven by use of fossil fuels like tar sands, is causing
extreme weather
events around the globe.
As hundreds of firefighters and some two dozen air tankers battle Canada's massive wildfires, scientists and other experts say prolonged modern droughts and climate
change are creating a new perfect storm of super fires and other
extreme weather
events.
Still, the odds of seeing such an
extreme event have
changed, she says.
No single weather
event — even an
extreme one — can be «caused» by climate
change, as Vox's David Roberts has explained in detail.
Recent
extreme weather
events, such as the flooding in Ontario and Quebec last summer and the forest fires in British Columbia and Alberta, are directly connected to climate
change, McKenna says.
Their portfolio simulation approach: (1) is restricted to the technology, industrials, health care, financials and basic materials sectors; (2) assumes an
extreme sentiment day for a stock has at least four novel news items (prior to 3:30 PM in New York) and is among the top 5 % of average daily positive or negative
events; (3) makes portfolio
changes at market close; (4) holds positions for 20 days, subject to a 5 % stop - loss rule and a 20 % take - profit rule; (5) constrains any one position to 15 % of portfolio value; and, (6) assumes round - trip trading friction of 0.25 %.
Climate
change itself has been embarrassingly uneventful, so another rationale for reducing CO2 is now promoted: to stop the hypothetical increase of
extreme climate
events like hurricanes or tornados.
The frequency of
extreme events has either not
changed or has decreased in the 150 years that CO2 levels have increased from 270 to 390 ppm.
At the other
extreme, whether from belief that God will not thus
change the course of
events or that such praying is too clamorous, many draw the line at any petition except that for inner spiritual goods.
Because climate
change is linked to an increase in severe weather
events — like hurricanes, tsunamis and
extreme temperatures — poorer countries that lack the infrastructure and resources to handle them leave millions at risk.
Historic Environment Scotland report that Ewan Hyslop, Head of Technical Research and Science at HES, said: «Climate
change poses a number of very real threats to Scotland's historic environment, from an increased frequency of
extreme and unpredictable weather
events to rising sea - levels.»
Growing scarcity In addition to a growing scarcity of natural resources such as land, water and biodiversity «global agriculture will have to cope with the effects of climate
change, notably higher temperatures, greater rainfall variability and more frequent
extreme weather
events such as floods and droughts,» Diouf warned.
Being climate resilient means farms are empowered to better withstand and adapt to a
changing climate — and be able to bounce back after
extreme weather
events.
Environment secretary faces calls for his resignation, as Green campaigners warn that a climate
change sceptic should not be in post during
extreme weather
events
Natural England commissioned report NECR149 «The role of landscape and site scale characteristics in making species populations resilient to climate
change and
extreme events» http://publications.naturalengland.org.uk/publication/5849831096451072 BASC white paper «The role of shooting in landscape - scale land management» http://basc.org.uk/business-intelligence-unit/what-we-do/white-papers/
It states, in part, «Creating a sustainable regional food system that meets [the $ 1 billion] demand and offers equal access to nutritious food will improve public health, bolster the city's «good food» economy, build resilience in the wake of
extreme weather
events and reduce the city's «foodprint» as a way to mitigate the impacts of climate
change.»
Liberal Democrat energy secretary Ed Davey claimed «ignorant» climate
change sceptic Conservatives are contributing to «
extreme weather
events» in a speech to the Institute for Public Policy Research earlier.
That's a bill that really will focus the state on considering the effects of climate
change and
extreme weather
events.
On climate
change: In response to
extreme weather
events, Mr. Cuomo said he will launch Resilient NY, a program meant to enhance how communities recover after climate
change - related
events.
Marcia Bystryn, President of the New York League of Conservation Voters, said, «The most important lesson New York can learn from Superstorm Sandy is that we must do a better job planning for a
changing climate and
extreme weather
events.
Climatic variability like precipitation
changes or increase in
extreme events such as storms and tropical cyclones is known to significantly modify the Earth's surface.
Improving projections for how much ocean levels may
change in the future and what that means for coastal communities has vexed researchers studying sea level rise for years, but a new international study that incorporates
extreme events may have just given researchers and coastal planners what they need.
Ruling out natural variability, scientists say several of 2016's
extreme weather
events wouldn't have happened without human - caused climate
change.
«This new way of viewing the problem could be a game changer in the attribution of
extreme events by providing a framework to quantify the portion of the damage that can be attributed to climate
change — even for
events that themselves can not be directly attributed to climate
change using traditional methods,» continues Hammerling.
The research will become important across agricultural regions, she says, as climate
change is expected to increase the frequency of
extreme weather
events around the world.
«Rather than trying to assess the probability of an
extreme event occurring, a group of researchers suggest viewing the
event as a given and assessing to which degree
changes in the thermodynamic state (which we know has been influenced by climate
change) altered the severity of the impact of the
event,» notes Dorit Hammerling, section leader for statistics and data science at the Institute for Mathematics Applied to Geosciences, National Center for Atmospheric Research.
While much of the emphasis regarding climate
change is on overall warming, increased frequency of
extreme weather
events is also a critical concern.
These weather
events turned
extreme thanks to human - driven climate
change.
Three
extreme weather
events in the Amazon Basin in the last decade are giving scientists an opportunity to make observations that will allow them to predict the impacts of climate
change and deforestation on some of the most important ecological processes and ecosystem services of the Amazon River wetlands.
«The ability to respond to longer - term seasonal
changes does not impede the ability to respond to rapid
changes associated with short - term
extreme cold
events,» said Daniel Hahn, associate professor of insect physiology with UF's Institute of Food and Agricultural Sciences» Department of Entomology and Nematology.
Whether or not farmers agree about the causes or even existence of climate
change, researchers agree that farmers still have to prepare their farms for the consequences of rising temperatures, increased atmospheric CO2 and more
extreme weather
events.
While the trends associated with climate
change — hotter days, heavier rainfall and a greater number of
extreme weather
events — are present in the models, for many crops in Africa and Asia it's not clear how extensive the effects will be.
A new analysis published in Marine Geology shows that the limestone islands of the Bahamas and Bermuda experienced climate
changes that were even more
extreme than historical
events.
This does not mean, of course, that individual
extreme events (such as the 2003 European heat wave) can be said to be simply «caused» by human - induced climate
change — usually such
events are complex, with many causes.
According to a 2013 study of California farmers, factors like exposure to
extreme weather
events and perceived
changes in water availability made farmers more likely to believe in climate
change, while negative experiences with environmental policies can make farmers less likely to believe that climate
change is occurring, said Meredith Niles, a postdoctoral research fellow at Harvard's Sustainability Science Program and lead author of the study.
Synthesizing about 1000 scientific studies and reports, the scientists were now able to give a balanced report on the
changes in all 14 ecosystem functions, including gas and climate regulation, water regulation and supply, moderation of
extreme events, provision of food and raw materials, as well as medicinal resources.
Next, they developed a list of measures to evaluate the five factors they believed should account for the
changing levels of concern:
extreme weather
events, public access to accurate scientific information, media coverage, positions of political elites and efforts by advocacy groups.
New Zealand experienced an
extreme two - day rainfall in December 2011; researchers said 1 to 5 percent more moisture was available for that
event due to climate
change, which is increasing the amount of water vapor in the atmosphere.
Among others, I have requested hearings on new findings on the impacts of climate
change on agriculture, new findings regarding the probability that
extreme weather
events are influenced by climate
change, and new analysis of earth surface temperatures.
These linkages will allow insights on how
extreme changes could affect environmental boundaries and critical threshold
events of vulnerable organisms.
«The historical long - term perspective reveals that we are at a watershed moment in human history right now: adaptation — to climate
change or increasing / stronger
extreme events such as hurricanes — has turned from a contingent and drawn out historical process into an imperative, a prescriptive policy, almost,» said Prof. Rohland.
Moreover, as climate
change drives
extreme weather
events in producer countries, food price increases could become another ticking bomb in the region.
This is the second time the Bulletin of the American Meteorological Society has collected information on the previous year's weather
extremes and tried to tease out the role of climate
change in those
events.
In December, a special edition of the Bulletin of the American Meteorological Society included a selection of studies investigating the influence of climate
change on a variety of recent
extreme weather and climate
events, including marine heat waves.
But now, for the first time, climate scientists are systematically examining recent
extreme weather
events to determine whether climate
change played a role.
Large power outages are expected to become more frequent as the result of a
changing climate, where the frequency and intensity of
extreme weather
events is increasing, as well as geomagnetic storms and attacks on grid infrastructure.
The IUCN Red List of Threatened Species factors in climate
change, but a species that stays stable as temperatures rise gradually might be hit much harder by an
extreme event.