Sentences with phrase «extreme period of warming»

We usually see these tropical whales in mid-summer or during an extreme period of warming in our local waters.

Not exact matches

In contrast, the consensus view among paleoclimatologists is that the Medieval Warming Period was a regional phenomenon, that the worldwide nature of the Little Ice Age is open to question and that the late 20th century saw the most extreme global average temperatures.

When he lined up their ages with global climate records, he noticed a pattern: Many species of megafauna seemed to disappear during a period of extreme warming around 12,300 years ago, Cooper and his team write today in Science Advances.

The sediment cores used in this study cover a period when the planet went through many climate cycles driven by variations in Earth's orbit, from extreme glacial periods such as the Last Glacial Maximum about 20,000 years ago, when massive ice sheets covered the northern parts of Europe and North America, to relatively warm interglacial periods with climates more like today's.

They said that two extreme climate periods — the Medieval Warming Period between 800 and 1300 and the Little Ice Age of 1300 to 1900 — occurred worldwide, at a time before industrial emissions of greenhouse gases became abundant.

They concluded in the January Climate Research that «across the world, many records reveal that the 20th century is probably not the warmest nor a uniquely extreme climate period of the last millennium.»

Earth's climate naturally varies between times of warming and periods of extreme cooling (ice ages) over thousands of years.

Geologists studying a region in the Mexican state of Veracruz have discovered evidence to explain the origin of the Wilcox Formation, one of Mexico's most productive oil plays, as well as support for the theory that water levels in the Gulf of Mexico dropped dramatically as it was separated from the rest of the world's oceans and Earth entered a period of extreme warming.

Two examples of climate extremes include periods of intense warm or cool temperatures and significant wet or dry spells across seasons.

The researchers found that over a 15 - day period, the water temperatures were most extreme when the low tide period drifted to align with maximum sun heat during noon, and these conditions caused the warming of the shallow water on the reefs.

Warmer and more lustrous to the eye, this understated material perfectly complements the soft, period hue of this Stone Grey car and you can see it everywhere — window surrounds, engine grille, engine lid hinges, slam panel, light bezels, badging... Singer takes nickel plating to wonderful, perverted extremes.

Human activities are releasing greenhouse gases more than 30 times faster than the rate of emissions that triggered a period of extreme global warming in the Earth's past, according to an expert on ancient climates.

So, within a period of a month or so, we learn, first, that the much debated global warming «pause» is real after all (regardless of what the cause might be, which remains uncertain), and second, that widely held assumptions regarding extreme weather events caused by AGW, such as droughts and flooding, are unfounded.

In the case of this summer, to make it familiar, the NE North American Coast and most of Canada is cooler by extensive periods of cloud coverage, cooling caused by this region clashes with the US South extreme heat, given less bouts of clouds up North, the North American warming record would have been amazingly strong, but permanent cloud episodes over one region or another travel, never last forever, as such not causing a permanent shift in the temperature record (unless the clouds cover or not wide swats of the Polar regions).

[14] Although there is an extreme scarcity of data from Australia (for both the Medieval Warm Period and Little Ice Age) evidence from wave built shingle terraces for a permanently full Lake Eyre during the ninth and tenth centuries is consistent with this La Niña - like configuration, though of itself inadequate to show how lake levels varied from year to year or what climatic conditions elsewhere in Australia were like.

The period of extreme heat is thought to be the warmest for up to 500 years, and many European countries experienced their highest temperatures on record.

Though the current outbreak is happening during an unusual period of extreme warmth, Romanovsky says that, «if it gets warmer in the future, and it seems like it will, the thawing permafrost could be massive.»

=== > The «C3» horizontal dark green line is placed at zero degree change; vertical red dashed lines represent the beginning of periods with extreme high frequency of warming adjustments; and cyan vertical dashed lines periods represent the beginning of periods with extreme high frequency of cooling adjustments.

From approximately 1926 on though, NOAA's warming and cooling adjustments give all appearances of not being the least bit random, but specifically designed to make historically documented warming periods cooler (such as the extreme warming of 1930s) and the more recent warming of the last two decades - made to appear even greater than reported during real - time.

The dramatic decline in Arctic sea ice and snow is one of the most profound signs of global warming and has coincided with «a period of ostensibly more frequent events of extreme weather across the mid-latitudes, including extreme heat and rainfall events and recent severe winters,» according to the conference organizers, who are posting updates under the #arctic17 hashtag on Twitter.

In addition, if you draw a line from the temperatures at the LIA across to the other side you will see we were in a period of extreme warming.

Records have been broken monthly in the continental United States, with the warmest spring and 12 - month period experienced this year and severe fires and drought affecting large swaths of the country.; xNLx;; xNLx; The World Resources Institute put together a timeline of extreme climate and weather events in 2012.

Luterbacher et al. (13) estimated a return period for this type of extreme event as being about 100 y in the European region, taking climatic warming into account.

C. Modern global warming is not extreme nor unique, even compared to the relatively recent period of the Minoan / Bronze age civilizations.

This paper concluded that «the 20th century is probably not the warmest nor a uniquely extreme climatic period of the last millennium.»

Finds that the frequency of warm days, warm nights and extreme high temperatures has increased while fewer cool days, cool nights and extreme low temperatures were found for both periods.

An increase of daily temperature variability is observed during the period 1977 to 2000 due to an increase in warm extremes, rather than a decrease of cold extremes (Klein Tank et al., 2002; Klein Tank and Können, 2003).

Mother Jones reported that one such article was written by climate change deniers Willie Soon and Sallie Baliunas, which concluded «the 20th century is probably not the warmest nor a uniquely extreme climatic period of the last millennium.»

Not sure if any of the really great storms were recorded as we were entering the warmer more benign modern period rather than experiencing the severity of the depths of the LIA when most extreme weather seemed to have occurred.

«Students of history know that extreme weather and cyclical warming / cooling climate periods are an integral challenge for human life on earth.

Long story short, history is unequivocal on the matter: Warm periods, on balance, are VERY good for civilization (fewer wars, less extreme weather, better crops, lower frequency of plagues, more stability to cultures, advancements in civic and technological sophistication etc.).

They tell us of a gradual increase in temperatures over the last 300 years, that current weather extremes are nowhere near as bad as many in the past and that there have been some surprisingly warm periods in the last 500 years.

And as the evidence reveals, the Obama / Kerry climate - porn duo exist during a period of cooling, not the extreme accelerating global warming that they claim.

In contrast, the consensus view among paleoclimatologists is that the Medieval Warming Period was a regional phenomenon, that the worldwide nature of the Little Ice Age is open to question and that the late 20th century saw the most extreme global average temperatures.

«Across the world, many records reveal that the 20th century is probably not the warmest or a uniquely extreme climatic period of the last millennium.»

The global temperature anomaly certainly shows an increase since systematic thermometer records began in the tail end of the period of extreme cold known as the «little ice age», but just as in the medieval warming period, local temperature series need not correspond to the global trend.

In the abstract he elaborates it further: ``... There is evidence of ice melt, sea level rise to +5 — 9 m, and extreme storms in the prior interglacial period that was less than 1 °C warmer than today....»

There is evidence of ice melt, sea level rise to +5 — 9 m, and extreme storms in the prior interglacial period that was less than 1 C warmer than today.

The abstract of that paper claimed that «Across the world, many records reveal that the 20th century is probably not the warmest nor a uniquely extreme climatic period of the last millennium.»

Storch (Editor at the time of the Soon et al 2003 paper in question), said in his resignation letter, that «the methodological basis for such a conclusion (that the 20th century is probably not the warmest nor a uniquely extreme climate period of the last millennium) was simply not given.»