scholarly journals Social vulnerability to climate in the "Little Ice Age": an example from Central Europe in the early 1770s

2006 ◽  
Vol 2 (2) ◽  
pp. 115-129 ◽  
Author(s):  
C. Pfister ◽  
R. Brázdil

Abstract. The paper is oriented on social vulnerability to climate in Switzerland and in the Czech Lands during the early 1770s. Documentary sources of climate related to man-made archives are discussed. Methods of temperature and precipitation reconstruction based on this evidence as well as climate impact analyses are presented. Modelling of Little Ice Age-type Impacts (LIATIMP) is applied to highlight climate impacts during the period 1750–1800 in the Swiss Plateau and in the Czech Lands. LIATIMP are defined as adverse climate situations affecting agricultural production, mainly in terms of rainy autumns, cold springs and rainy harvest-periods. The most adverse weather patterns according to this model occurred from 1769 to 1771 causing two, in the case of the Czech Lands even three successive harvest failures. The paper addresses the social and economic consequences of this accumulation of climatic stress and explores how the authorities and the victims dealt with this situation.

2006 ◽  
Vol 2 (2) ◽  
pp. 123-155 ◽  
Author(s):  
C. Pfister ◽  
R. Brázdil

Abstract. The paper is oriented on social vulnerability to climate in Switzerland and in the Czech Lands during the early 1770s. Documentary sources of climate related to man-made archives are discussed. Methods of temperature and precipitation reconstruction based on this evidence as well as climate impact analyses are presented. Modelling of Little Ice Age-type Impacts (LIATIMP) is applied to highlight climate impacts during the period 1750–1800 in the Swiss Plateau and in the Czech Lands. LIATIMP are defined as adverse climate situations affecting grain production, mainly in terms of rainy autumns, cold springs and rainy harvest-periods. The most adverse weather patterns according to this model occurred from 1769 to 1771 causing two, in the case of the Czech Lands even three successive harvest failures. The paper addresses the social and economic consequences of this accumulation of climatic stress and explores how the authorities and the victims dealt with this situation.


2018 ◽  
Vol 44 (1) ◽  
pp. 137 ◽  
Author(s):  
J. Mrgic

The paper aims to present narrative sources from the late phase of ‘Little Ice Age’ period for a part of the Southeastern Europe, which is still poorly investigated. In the lack of solid evidence, obtained by geo-sciences (dendrochronology, sediment and pollen analysis, records of instrumental measurements, etc.), the text relies on documentary ‘proxies’ derived from several chronicles and short notes. These accounts – from Dalmatian cities of Split and Makarska, Ottoman metropolis of Sarajevo, Franciscan monasteries in Kreševo (Bosnia) and in Šarengrad (Srem, after Habsburg re-conquest) – are unevenly distributed in time and geographical space, far from the quality of ‘weather diaries’, which existed elsewhere in Europe of this period. Nonetheless, the preserved sources verify in their own manner cumulative changes occurring throughout the region: people observed changes not only in high frequency of change of seasonal temperature and precipitation patterns and the scale, but more significantly, there was coupling of extreme weather events and heavy disturbances of weather patterns. Franciscan writers in Makarska and Kreševo repeatedly wrote how weather features and course of seasons were untimely, unexpected, sudden and detrimental, ‘suis temporibus non correspondens’, and how particular agricultural works could not be performed ‘ut moris est’, at the usual, traditional schedule, due to the weather perturbances. Adriatic summers turned extremely hot and dry, with long periods without any rain, while data from Šarengrad corroborate results obtain in the historical climatology for Hungary on the severity of winters and long period of frozen Danube River. Mulla Basheski’s records from Sarajevo yield information on Miljacka River flood events, in connection to both climate condition and land-use patterns. This paper is foremost an attempt to draw attention to research possibilities for the Western Balkans, and there are more documentary, narrative and archival sources to be further investigated, with collaborations among geoscientists and historians.


2018 ◽  
Vol 44 (1) ◽  
pp. 99 ◽  
Author(s):  
Ch. Camenisch ◽  
Ch. Rohr

This paper focusses on historical climate impact research, one of the branches of historical climatology with an emphasis on the Little Ice Age. It provides examples of the theoretical concepts, models, and further structuring considerations that are used in historical climate impact research, which are especially fitting to the examined period. We distinguish between the impact of climate on society by time-scale in long-term, conjunctural or medium-term, and short-term impacts. Moreover, a simplified climate-society interaction model developed by Daniel Krämer is presented, as well as the concept of the Little Ice Age-type Impact (LIATIMP) by Christian Pfister and the vulnerability concept regarding climatic variability and extreme weather events. Furthermore, the paper includes a state-of-the-art application of the historical climate impact research and discussion of research gaps.


Author(s):  
W.P. De Lange

The Greenhouse Effect acts to slow the escape of infrared radiation to space, and hence warms the atmosphere. The oceans derive almost all of their thermal energy from the sun, and none from infrared radiation in the atmosphere. The thermal energy stored by the oceans is transported globally and released after a range of different time periods. The release of thermal energy from the oceans modifies the behaviour of atmospheric circulation, and hence varies climate. Based on ocean behaviour, New Zealand can expect weather patterns similar to those from 1890-1922 and another Little Ice Age may develop this century.


2012 ◽  
Vol 42 (4) ◽  
pp. 814-819 ◽  
Author(s):  
Gregory C. Wiles ◽  
Colin R. Mennett ◽  
Stephanie K. Jarvis ◽  
Rosanne D. D’Arrigo ◽  
Nicholas Wiesenberg ◽  
...  

Yellow-cedar ( Callitropsis nootkatensis (D. Don) Örsted ex D.P. Little) is in a century-long decline coinciding with the end of the Little Ice Age (LIA). The leading hypothesis explaining this decline is a decrease in insulating snowpack due to warming and increased susceptibility to damaging frosts in the root zone. A ring-width series from yellow-cedar on Excursion Ridge (260 m a.s.l.) in Glacier Bay National Park and Preserve, Alaska, and another from trees on Pleasant Island (150 m a.s.l.) in the Tongass National Forest in Icy Strait were compared with regional monthly temperature and precipitation data from Sitka, Alaska, to investigate the changing growth response to temperature at these sites. Comparisons with monthly temperatures from 1832 to 1876 during the end of the Little Ice Age show that the high-elevation Excursion Ridge and the low-elevation Pleasant Island sites strongly favored warmer January through July temperatures. Both tree populations have markedly changed their response from a positive to a strong negative correlation with January through July temperatures since 1950. This strong negative response to warming by the yellow-cedar together with a positive relationship with total March and April precipitation suggests that these yellow-cedar sites may be susceptible to decline. Furthermore, these analyses are consistent with the hypothesis that the yellow-cedar decline is linked to decreased snowpack.


2006 ◽  
Vol 37 (4-5) ◽  
pp. 315-326 ◽  
Author(s):  
David N. Collins

Records of discharge from partially-glacierised basins in the upper Rhône catchment, Switzerland, were examined together with air temperature and precipitation data in order to assess impacts of climatic fluctuation and percentage glacierisation of basin on runoff, as glaciers declined from dimensions attained during the Little Ice Age. Above 60% glacierisation, year-to-year variations in runoff mimicked mean May–September air temperature, rising in the warm 1940s, declining in the cool 1970s, before increasing (by 50%) into the warm dry 1990s/2000s but not reaching 1940s maxima. In basins with between 35–60% glacierisation, flow also increased into the 1980s but waned through the 1990s. With less than 2% glacierisation, the pattern of runoff was broadly the inverse of that of temperature and followed precipitation, dipping in the 1940s, rising in the cool wet late 1960s, and declining into the 1990s/2000s, with glacier melt in warm years being insufficient to offset lack of precipitation. On mid-sized glaciers at relatively low elevations and with limited vertical extent, in warmer years, the transient snow line was above the highest point of the glacier. Only on large glaciers descending from high elevations can rising transient snowlines continue to expose more ice to melt. Runoff from such large glaciers was enhanced in warm summers but reduction of overall ice area through glacier recession led to runoff in the warmest summer (2003) being lower than the previous peak discharge recorded in the second warmest year (1947).


2018 ◽  
Vol 44 (1) ◽  
pp. 69
Author(s):  
J.M. Fernández-Fernández ◽  
N. Andrés

In this paper we propose a methodological sequence for the study of glaciers and climate change, and for the use of glaciers as indicators of climatic evolution. Our proposal includes different techniques focused on: mapping glacier extents at different dates, measuring front variations, calculating areas and volumes, analyzing glacier Equilibrium-Line Altitudes (ELA), statistical treatment of climate series, and the application of glacier-climate models that relate temperature and precipitation and enable paleoclimate reconstruction. This methodology was tested by remote monitoring of three highly sensitive debris-free glaciers in the Tröllaskagi peninsula (northern Iceland) since the end of the Little Ice Age (LIA), and the results show an average retreat of 1.3 km as well as a reduction in area and volume of 25% and 33% as a result of the warming that began at the end of the LIA. The application of the glacier-climate models suggests a climate that was up to 49% less humid at the LIA maximum. The bibliographic review of the methods utilized enables us to validate our methodological proposal and the results obtained, and ensures its application in different areas of study.


2020 ◽  
Vol 16 (6) ◽  
pp. 2343-2358
Author(s):  
Martin Bauch ◽  
Thomas Labbé ◽  
Annabell Engel ◽  
Patric Seifert

Abstract. The cold/wet anomaly of the 1310s (“Dantean Anomaly”) has attracted a lot of attention from scholars, as it is commonly interpreted as a signal of the transition between the Medieval Climate Anomaly (MCA) and the Little Ice Age (LIA). The huge variability that can be observed during this decade, like the high interannual variability observed in the 1340s, has been highlighted as a side effect of this rapid climatic transition. In this paper, we demonstrate that a multi-seasonal drought of almost 2 years occurred in the Mediterranean between 1302 and 1304, followed by a series of hot, dry summers north of the Alps from 1304 to 1306. We suggest that this outstanding dry anomaly, unique in the 13th and 14th centuries, together with cold anomalies of the 1310s and the 1340s, is part of the climatic shift from the MCA to the LIA. Our reconstruction of the predominant weather patterns of the first decade of the 14th century – based on both documentary and proxy data – identifies multiple European precipitation seesaw events between 1302 and 1307, with similarities to the seesaw conditions which prevailed over continental Europe in 2018. It can be debated to what extent the 1302–1307 period can be compared to what is currently discussed regarding the influence of the phenomenon of Arctic amplification on the increasing frequency of persistent stable weather patterns that have occurred since the late 1980s. Additionally, this paper deals with socioeconomic and cultural responses to drought risks in the Middle Ages as outlined in contemporary sources and provides evidence that there is a significant correlation between pronounced dry seasons and fires that devastated cities.


2002 ◽  
Vol 57 (1) ◽  
pp. 109-119 ◽  
Author(s):  
Weihong Qian ◽  
Yafen Zhu

AbstractFour data sets yield information about Holocene climatic change in China at different scales of space and time: (a) 120-yr ground temperature and precipitation measurements covering eastern China; (b) two NOAA 10-yr 850 hPa wind records that highlight features of data set a; (c) an 1100-year record of annual calcite accumulation on a stalagmite near Beijing, and (d) Lamb-type average wetness and temperature data from Chinese historical records back to A.D. 1470 and 1450, respectively. Dry–wet fluctuations and cold–warm oscillations are inferred using the long-term stalagmite thickness series. Quasi-70, 140, 450, and 750-yr oscillations have been detected using a wavelet transform technique. A phase relationship between temperature and precipitation oscillations has been identified based on modern observations and historical records. In northern China, relatively lower temperatures correlate with periods when precipitation shifted from above to below normal. Three colder periods during the Little Ice Age (LIA) in China are inferred, centered in the late 14th century (750-yr oscillation), the early 17th century (450-yr), and the 19th century (140-yr). The latest cool period (1950s–1970s) is found at the 70-yr oscillation. Interdecadal drought–flood and cold–warm differences are explained using modern circulation patterns. LIA climate in China was likely controlled by East Asian monsoon circulation anomalies that were affected by variations in continent–ocean thermal contrast.


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