Climate Change and Coastal Protection: Adaptation Strategies for the German Baltic Sea Coast

Author(s):  
Peter Fröhle ◽  
Christian Schlamkow ◽  
Norman Dreier ◽  
Knut Sommermeier
Author(s):  
Gerd Bruss ◽  
Nestor Jimenez ◽  
Hartmut Eiben ◽  
Michael Heinrichs ◽  
Jens Riemer ◽  
...  

2013 ◽  
Vol 165 ◽  
pp. 1921-1926
Author(s):  
Norman Dreier ◽  
Christian Schlamkow ◽  
Peter Fröhle ◽  
Dörte Salecker

2020 ◽  
Author(s):  
Jürgen Meyerhoff ◽  
Katrin Rehdanz ◽  
Andrea Wunsch

<p>Adaptation to climate change is becoming increasingly crucial for coastal areas. This paper adds to the limited evidence on the trade-offs people are willing to make to support decision-making on adaptation strategies for coastal protection. The trade-off between alternative protection modes is conceptualized in a choice experiment in terms of six attributes: the extent of beach nourishment, dyke heightening, cliff protection, access to dunes, realignment of dykes and dunes, and cost in terms of a coastal protection levy. These attributes were selected and designed in, among others, close cooperation with governmental decision makers. When accounting for preference heterogeneity, three latent classes were identified among the more than 1800 participants of a nationwide online survey in Germany. Respondents who prefer extensive changes, respondents who are willing to pay for an increase in dyke height but are not ready to give up money for a change in any other attribute, and respondents who are not willing to cover any additional expenses for coastal adaptation to climate change. The results allow to assess a broad range of future adaptation strategies and thus provide not only to policy makers and the administration in the case study region important insights into peoples’ preferences.</p>


2011 ◽  
Vol 1 (32) ◽  
pp. 2 ◽  
Author(s):  
Ralf Kaiser ◽  
Heiko Knaack ◽  
Marco Miani ◽  
Hanz Dieter Niemeyer

Climate change adaptation strategies for coastal protection are examined with the help of mathematical models in the Ems/Dollart Estuary in consideration of different climate scenarios. The Ems Dollart Estuary is located at the Dutch German border in the southern North Sea, a coastal area which has suffered from enormous land losses due to medieval storm surges. Since then the medieval retreat was partly reduced by successive land reclamation following the development of salt marshes.


2012 ◽  
Vol 1 (33) ◽  
pp. 5 ◽  
Author(s):  
Christian Schlamkow ◽  
Norman Dreier ◽  
Peter Fröhle ◽  
Dörte Salecker

Information about possible changes of extreme wave heights are essential for the future safe design of coastal and flood protection structures likes dykes, flood protection dunes, revetments etc. In this study, scenarios of regional climate change up to 2100 are used for the evaluation of changes of wave conditions. Analyses on calculated significant wave heights derived from extreme value statistics are showing a different signal of change for the selected locations along the German Baltic Sea Coast. The results are showing that extreme wave heights with a return level of 200 years can increase up to +14%. But also a decrease of down to -14% were found compared to actual conditions, depending on the location and climate change scenario applied. At the location of Warnemünde a slight increasing trend for the change of extreme wave heights could be found for 3 of 4 scenario runs with a maximum increase of +7%.


PeerJ ◽  
2020 ◽  
Vol 8 ◽  
pp. e8770
Author(s):  
Magdalena Remisiewicz ◽  
Les G. Underhill

Background The arrival of many species of migrant passerine in the European spring has shifted earlier over recent decades, attributed to climate change and rising temperatures in Europe and west Africa. Few studies have shown the effects of climate change in both hemispheres though many long-distance migrants use wintering grounds which span Africa. The migrants’ arrival in Europe thus potentially reflects a combination of the conditions they experience across Africa. We examine if the timing of spring migration of a long-distance migrant, the Willow Warbler, is related to large-scale climate indices across Africa and Europe. Methods Using data from daily mistnetting from 1 April to 15 May in 1982–2017 at Bukowo (Poland, Baltic Sea coast), we developed an Annual Anomaly metric (AA, in days) to estimate how early or late Willow Warblers arrive each spring in relation to their multi-year average pattern. The Willow Warblers’ spring passage advanced by 5.4 days over the 36 years. We modelled AA using 14 potential explanatory variables in multiple regression models. The variables were the calendar year and 13 large-scale indices of climate in Africa and Europe averaged over biologically meaningful periods of two to four months during the year before spring migration. Results The best model explained 59% of the variation in AA with seven variables: Northern Atlantic Oscillation (two periods), Indian Ocean Dipole, Southern Oscillation Index, Sahel Precipitation Anomaly, Scandinavian Index and local mean temperatures. The study also confirmed that a long-term trend for Willow Warblers to arrive earlier in spring continued up to 2017. Discussion Our results suggest that the timing of Willow Warbler spring migration at the Baltic Sea coast is related to a summation of the ecological conditions they had encountered over the previous year during breeding, migration south, wintering in Africa and migration north. We suggest these large-scale climate indices reflect ecological drivers for phenological changes in species with complex migration patterns and discuss the ways in which each of the seven climate indices could be related to spring migration at the Baltic Sea coast.


2019 ◽  
pp. 77-104 ◽  
Author(s):  
Karla Diana Infante Ramírez ◽  
Ana Minerva Arce Ibarra

The main objective of this study was to analyze local perceptions of climate variability and the different adaptation strategies of four communities in the southern Yucatán Peninsula, using the Social-Ecological System (SES) approach. Four SESs were considered: two in the coastal zone and two in the tropical forest zone. Data were collected using different qualitative methodological tools (interviews, participant observation, and focal groups) and the information collected from each site was triangulated. In all four sites, changes in climate variability were perceived as “less rain and more heat”. In the tropical forest (or Maya) zone, an ancestral indigenous weather forecasting system, known as “Xook k’íin” (or “las cabañuelas”), was recorded and the main activity affected by climate variability was found to be slash-and burn farming or the milpa. In the coastal zone, the main activities affected are fishing and tourism. In all the cases analyzed, local climate change adaptation strategies include undertaking alternative work, and changing the calendar of daily, seasonal and annual labor and seasonal migration. The population of all four SESs displayed concern and uncertainty as regards dealing with these changes and possible changes in the future.


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