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  • KomPass: Article from 28.11.2023 | Last changed: 14.01.2025

    FW-R-6: Silvicultural information on the theme of adaptation

    The picture shows two young foresters having a discussion in a sparse forest. The man on the left-hand side of the picture stands with his arms crossed while the other man is gesticulating with his hands. In the background, beams from a low sun are penetrating the forest.

    … forestry professionals. Especially in relation to the extreme drought years of 2018 to 2020, there have been distinctly more expert articles available. FW-R-6: … that a definitive attribution regarding adaptation is not always possible. As of 2018, when it became clear that drought and heat would have severe impacts on … references to climate change was twice as high as even in the two years of 2017 and 2018. The thematic spectrum ranged from the analysis of forest conditions and the …

  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    FW-I-6 + 7: Endangered spruce stands and spruce bark beetle

    … events lead to increased volumes of damaged timber. After the drought years of 2018 to 2020, the volume of beetle-damaged timber was 189 times as high as the … of individuals – and thus the damage potential – exponentially. In years such as 2018, a female beetle can raise a six-figure number of offspring 117 . The area of … first increased moderately but ‘exploded’ eventually owing to the drought years of 2018 to 2020. Compared to the average for the period of 1998 to 2017, a 189-fold …

  • KomPass: Article from 28.11.2023 | Last changed: 17.12.2024

    BD-I-3: Temperature index of butterfly species communities

    The picture shows a wall brown butterfly spreading its wings while sitting on a violet-coloured blossom.

    … compared to psychrophilic species. Especially the extraordinarily warm years post-2018 have contributed to an increase in the temperature index of butterfly … a steady increase in the index is evident. The above-average warm years from 2018 onwards favoured especially the thermophilic species thus entailing a distinct … compared to psychrophilic species. Especially the extraordinarily warm years post-2018 have contributed to an increase in the temperature index of butterfly …

  • KomPass: Article from 28.11.2023 | Last changed: 19.09.2024

    Cluster Woodland and forestry

    The picture shows a coniferous forest. The bark-free trunk of a damaged spruce tree is visible in the foreground. In the light-coloured wood of this tree the distinct frass traces of a bark beetle are clearly visible.

    … and its proper management is to be safeguarded. The heat and drought years of 2018 to 2020 as well as 2022 have demonstrated with unprecedented clarity to what … especially in areas with site-inappropriate growing stock. The drought years of 2018 to 2020 later demonstrated the momentous scope of the problem. There was … amounted to almost the same percentage as in 1991 after hurricane Lothar. Up until 2018 the peak values of unscheduled or arbitrary use of damaged timber had been due …

  • KomPass: Article from 28.11.2023 | Last changed: 12.12.2024

    FW-R-1: Financial support for forest transformation

    The picture shows young beech tree trunks enveloped in individual tree guards for protection from frass. A dense coniferous forest is visible in the background.

    … individual budgetary sources. In the aftermath of the devastating drought years of 2018 to 2020, in particular the Federal government and the Länder have made … of otherwise spontaneous natural regeneration. Following the devastating drought of 2018 until 2020 it was necessary to reforest an area of roughly 285,000 ha 118 ; by … conversion measures under specific programmes with state funds only. At the end of 2018 GAK agreed a new funding eligibility status entitled ‘Funding for remedying …

  • KomPass: Article from 28.11.2023 | Last changed: 17.12.2024

    VE-I-3: Heavy rain impacting on roads

    The picture shows a gully on a flooded road. The waterspout indicates where the gully is located. There are safety cones beside the gully. A car wheel is visible at the very edge of the picture.

    … 164 - LAWA – Bund/Länder-Arbeitsgemeinschaft Wasser (Hg.) 2018: LAWA-Strategie für ein effektives Starkregenrisikomanagement. Erarbeitet von … Hafer M., Junghänel T., Klameth A., Lengfeld K., Walawender E., Weigl E., Becker A. 2018: RADKLIM Version 2017.002: Reprozessierte, mit Stationsdaten angeeichte … 167 - LAWA 2018, cf. endnote no. 164 Associated content Documents VE-I-3 Indikator-Factsheet …

  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    GE-R-1 + 2: Heat warning service and Public awareness of health problems

    … came to a standstill in 2020 and 2021. There are no numbers available for the years 2018 or 2019, as the conditions for data storage changed since the introduction of the General Data Protection Regulation (DSGVO) in 2018, thus making it necessary to establish a new system. The stagnation of … came to a standstill in 2020 and 2021. There are no numbers available for the years 2018 or 2019, as the conditions for data storage changed since the introduction of …

  • KomPass: Article from 28.11.2023 | Last changed: 15.12.2025

    BAU-I-4: Heavy rain in residential areas

    The picture shows the rainwater gutter of a brick building. Heavy rain is falling.

    … für Bau-, Stadt- und Raumforschung im Bundesamt für Bauwesen und Raumordnung (Hg.) 2018: Starkregeneinflüsse auf die bauliche Infrastruktur. Bonn: 19ff. … https://www.bbsr.bund.de/BBSR/DE/veroeffentlichungen/sonderveroeffentlichungen/2018/starkregeneinfluesse.html BBK (Hg.) 2015b: Empfehlungen bei Unwetter – … LAWA – Bund/Länder-Arbeitsgemeinschaft Wasser (Hg.) 2018: LAWA-Strategie für ein effektives Starkregenrisikomanagement. Erarbeitet von …

  • KomPass: Article from 28.11.2023 | Last changed: 17.12.2024

    IG-I-1: Heat-related decrease in efficiency

    The picture shows a woman wearing a blouse and a blazer, sitting in an office in front of a laptop. In her left hand she is holding an open water bottle while wiping sweat off her brow with her right hand. The woman’s eyes are closed and her facial expression suggests exhaustion.

    … of these assumptions, it was estimated that the impacts on labour productivity in 2018 and 2019 were due to summer heatwaves. Given the number of hot days recorded … L., Lühr O., Sandhövel M., Ibens D. 2022: Schäden der Dürre- und Hitzeextreme 2018 und 2019. Eine ex-post-Analyse. Prognos AG. 71 pp. … /files/2022-07/Prognos_KlimawandelfolgenDeutschland_Detailuntersuchung%20Hitzesommer%2018_19_AP2_3a_.pdf 180 - Glitz K. J., Bux K., Catrein B., Dietl P., Engelmann B., …

  • KomPass: Article from 28.11.2023 | Last changed: 11.12.2024

    WW-I-2: Groundwater level and spring flow – Northern and Southern Region

    … Groundwater level and spring flow – Northern Region The extreme dry years of 2018 to 2020 in the Länder located in northern Germany resulted in groundwater … record low-water levels from 2019 onwards resulting from the extremely dry years of 2018 to 2019. There are several gauging stations where – from 2019 onwards – the … on the German Strategy for Adaptation to Climate Change … The extreme dry years of 2018 to 2020 in the Länder located in northern Germany resulted in groundwater …

  • KomPass: Article from 28.11.2023 | Last changed: 19.12.2024

    GE-I-1: Heat stress

    The picture a woman´s face with beads of perspiration caused by the summer heat. The woman is holding a hand to her forhead. In the left-hand side of the picture is a thermometer indicating 40°C air temperature.

    … heat warnings were issued on more than ten hot days in 2006, 2010, 2013, 2015 and 2018. Compared to the time series of hot days, there are years in which the number … By contrast, hot days are based solely on air temperature data. The summer of 2018 was characterised by the highest number of hot days to date, but also by … heat warnings were issued on more than ten hot days in 2006, 2010, 2013, 2015 and 2018. Compared to the time series of hot days, there are years in which the number …

  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    BO-I-1 + 2: Soil water in agriculturally used soils and in forest soils

    … years with precipitation deficits lead to persistent phases of drought stress. In 2018 extreme drought stress was measured for almost 40 years in terms of the … climate stations, do not indicate a trend. The massive drought stress which in 2018 prevailed also in Bavarian forests, entailed severe forest damage (cf. … years with precipitation deficits lead to persistent phases of drought stress. In 2018 extreme drought stress was measured for almost 40 years in terms of the …