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Environment & Energy
Related: About this forumUNLV Study: Warming News from Russia
https://www.unlv.edu/news/article/unlv-study-warming-news-russiaUNLV Study: Warming News from Russia
UNLV Ph.D. candidates research in Russia challenges widely held understanding of past climate history; study appears in latest issue of top journal Nature Geoscience.
May 22, 2017 | By Francis McCabe
UNLV Geoscience Ph.D. student Jonathan Baker has found evidence that shows nearly continuous warming from the end of the last Ice Age to the present in the Ural Mountains in central Russia.
The research, which was published today in top geoscience journal Nature Geoscience, shows continual warming over the past 11,000 years, contradicting the current belief that northern hemisphere temperatures peaked 6,000 to 8,000 years ago and cooled until the pre-Industrial period.
The cave climate record has important implications for the future, Lachniet explained. Because greenhouse gas concentrations are increasing at rates unprecedented for the past 800,000 years, human-caused warming will be superimposed on the natural trend, he said.
Baker added, Over the past century, winters in continental Eurasia warmed 70 times faster than during the previous 7,000 years, according to our record. At this pace, the warming will continue to pose severe and detrimental impacts throughout the region.
http://dx.doi.org/10.1038/ngeo2953
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UNLV Study: Warming News from Russia (Original Post)
OKIsItJustMe
May 2017
OP
PoindexterOglethorpe
(25,862 posts)1. That may be true of the Urals,
but there's a reason the period between about 1300 and the late 19th century is known as The Little Ice Age in Western Europe.
OKIsItJustMe
(19,938 posts)2. Paintings, sunspots and frost fairs: rethinking the Little Ice Age
http://www.ras.org.uk/news-and-press/2969-paintings-sunspots-and-frost-fairs-rethinking-the-little-ice-age
Paintings, sunspots and frost fairs: rethinking the Little Ice Age
Last Updated on Sunday, 09 April 2017 14:26
Published on Tuesday, 04 April 2017 06:01
The whole concept of the 'Little Ice Age' is 'misleading', as the changes were small-scale, seasonal and insignificant compared with present-day global warming, argue a group of solar and climate scientists.
Professor Lockwood said: "Commentators frequently refer to the Little Ice Age in discussions on climate change. We wanted to carry out a comprehensive study to see just how reliable the evidence is for a cooler climate, how big an impact it really had and how strong the evidence for a solar cause really was.
"On the whole the Little Ice Age was a manageable downturn in climate concentrated in particular regions, even though places like the UK had a larger fraction of cold winters. Our research suggests that there is no single explanation for this, that warm summers continued much as they do today and that not all winters were cold."
Selective use of art historical evidence appears to reinforce the illusion of a prolonged cold spell. Yet 'Hunters in the Snow', depicting a January scene, is part of a series by Bruegel known as 'The Twelve Months'. Seven of these paintings may have been lost, but 'The Gloomy Day' (February), 'Haymaking' (July), and 'The Return of the Herd' (November) all give no indication of unusually cold conditions. Consistent with this, Lockwood and his team note that even at the height of the LIA period, colder European winters were still accompanied by many warm summers.
http://dx.doi.org/10.1093/astrogeo/atx057
Paintings, sunspots and frost fairs: rethinking the Little Ice Age
Last Updated on Sunday, 09 April 2017 14:26
Published on Tuesday, 04 April 2017 06:01
The whole concept of the 'Little Ice Age' is 'misleading', as the changes were small-scale, seasonal and insignificant compared with present-day global warming, argue a group of solar and climate scientists.
Professor Lockwood said: "Commentators frequently refer to the Little Ice Age in discussions on climate change. We wanted to carry out a comprehensive study to see just how reliable the evidence is for a cooler climate, how big an impact it really had and how strong the evidence for a solar cause really was.
"On the whole the Little Ice Age was a manageable downturn in climate concentrated in particular regions, even though places like the UK had a larger fraction of cold winters. Our research suggests that there is no single explanation for this, that warm summers continued much as they do today and that not all winters were cold."
Selective use of art historical evidence appears to reinforce the illusion of a prolonged cold spell. Yet 'Hunters in the Snow', depicting a January scene, is part of a series by Bruegel known as 'The Twelve Months'. Seven of these paintings may have been lost, but 'The Gloomy Day' (February), 'Haymaking' (July), and 'The Return of the Herd' (November) all give no indication of unusually cold conditions. Consistent with this, Lockwood and his team note that even at the height of the LIA period, colder European winters were still accompanied by many warm summers.
http://dx.doi.org/10.1093/astrogeo/atx057