difference between heat wave and cold wave

plowing up the prairies) led directly to the loss of topsoil from over 100 million acres which, in turn, created created dust-bowl conditions. Among other effects, increased wildfires in places such as Spain can also be attributed to heat waves. Heat waves can also damage rail roads, such as buckling and kinking rails, which can lead to slower traffic, delays, and even cancellations of service when rails are too dangerous to traverse by trains. More than 200 weather records broken during Australia's... UK weather: February temperature jump was incredible, says... Wildfires Rage in Britain After Record Temperatures, Britain Experiences Summer Temperatures on Hottest Winter Day. [14] This was used to estimate heat waves occurrence at the global scale from 1901 to 2010, finding a substantial and sharp increase in the amount of affected areas in the last two decades.[15]. May shaping up as USA's hottest on record, breaking mark... Pakistan Heat Wave Kills at Least 65, Welfare Group Says. One definition, provided by the World Meteorological Organization, defines a heat wave as follows: A marked unusual hot weather (Max, Min and daily average) over a region persisting at least two consecutive days during the hot period of the year based on local climatological conditions, with thermal conditions recorded above given thresholds. July 29, 2014 at 12:11 PM | Permalink [6] However, some nations have come up with their own criteria to define a heat wave. Or, three, a combination of the latter two, which help explains why climate modellers are sooo wrong, sooo frequently. If you are 13 years old when were you born? Each of the first three levels is associated with a particular state of readiness and response by the social and health services, and Level 4 is associated with more widespread response. If CO2-driven global warming and climate change are as truly powerful and to be feared as many suggest, then the evidence of a greater frequency in the number of extreme hot days should be obvious. This collection of charts depict NOAA's climate record frequency for maximum monthly temperatures across the contiguous U.S. 5 Modern Temps: Unprecedented or Similar To Past? | The chronically ill and elderly are often taking prescription medications (e.g., diuretics, anticholinergics, antipsychotics, and antihypertensives) that interfere with the body's ability to dissipate heat.[25]. but One public health measure taken during heat waves is the setting-up of air-conditioned public cooling centers. [34][35], Our concern now is focusing on predicting the future likelihood of heat waves and their severity. The higher end of this estimate puts temperatures in 2100 close to one of the planet's warmest periods in history known as the Paleocene-Eocene Thermal Maximum (PETM), which occurred about 55-56 million years ago. [citation needed]. Waves in the jet stream are stalling in place (as opposed to moving eastward), leading to blocking and persistent weather patterns that fuel the intensity and duration of heat waves. Early Heat Wave Breaking Records in Northeast US Cities. [http://www.cleveland.com/nation/index.ssf/2010/01/arctic_oscillation_is_behind_a.html], WHNT News, Jan. 18, 2011: “NASHVILLE, Tenn. (AP) — If you're looking for a culprit in a cold and snowy Tennessee winter, pin it on Arctic oscillation. These top 60 month plots represent the extreme 14.3% of each respective period. Even some MSM outlets know what's truly happening this winter: "USA Today, Dec 29, 2010: “Teeth-chattering, bitterly cold winds have swept across the eastern half of the USA this month, sending December temperatures to near-record cold levels all the way from Minneapolis to Miami. If infection occurs a regimen of antibiotics is required. In his study of heat-wave behavior, focusing particularly on seniors in Philadelphia, Phoenix, Toronto, and Dayton, Ohio, he found that people over 65 "don't consider themselves seniors." "[31], According to the Agency for Health care Research and Quality, about 6,200 Americans are hospitalized each summer due to excessive heat, and those at highest risk are poor, uninsured or elderly. Severe heat waves have caused catastrophic crop failures, thousands of deaths from hyperthermia, and widespread power outages due to increased use of air conditioning. Attributing human mortality during extreme heat waves to... California Heat Waves – A New Type of Heat Wave. D. Heat rash, also known as prickly heat, is a maculopapular rash accompanied by acute inflammation and blocked sweat ducts. These large-scale climate patterns in the atmosphere over the Arctic and north Atlantic Ocean strongly affect winter weather. The total number of heart incidents was substantially higher during periods of cold versus warm/hot weather. September’s record heat baked Denver schools, prompting... Washington and many other cities have experienced a record... Denver extends heat wave record for September with ninth... New Jersey Schools To Dismiss Students Early Because Of Extreme... We Just Sweated Through the Hottest Summer Nights on Record. Under the earth's climate system, events closer to the midpoint of the climate range occur much more frequently than events closer to the extremes, as shown in the graphic on the right. Read here. This actual empirical evidence does refute the expert prediction that the frequency of extremely hot days across the globe would be a direct result of higher atmospheric CO2 levels. The red outline rectangle in the above image reveals the much reduced number of cardiovascular events during warmer weather.

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