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  • KomPass: Article from 28.11.2023 | Last changed: 18.12.2024

    FiW-I-1:Claims ratio, combined ratio in homeowners’ comprehensive insurance

    The picture shows the top view of a building roofed with red tiles. To the right and left of the roof ridge you can see numerous large hailstones. Some of the roof tiles are broken.

    … billion Euros resulting from the August floods focused on the Elbe/Danube area (cf. Indicator WW-I-4 ) – the most expensive year in terms of damages paid by … the course of the past 50 years. 213 Whether an insurance segment is profitable is indicated by the so-called combined ratio. The storm events of recent years left …

  • KomPass: Article from 28.11.2023 | Last changed: 11.12.2024

    WW-I-5: Peak discharge values in watercourses

    The picture shows a detailed view of a strong current. The water is tinged brown owing to its mud content.

    … Source: Run-off measurement of federal states Some flood events are extreme The indicator in respect of floodwater days (cf. WW-I-4 ) does not permit any statements … by flooding – can lead to serious material damage and personal injury (cf. Indicator BAU-I-5 ). The designation of flood plains and the dimensioning of flood …

  • KomPass: Article from 28.11.2023 | Last changed: 12.12.2024

    FW-R-3: Humus reserves in forest soils

    The picture shows the soil profile of a forest. The A (or upper) horizon is formed by a massive humus layer. The surface is covered in twigs, cones and needles.

    … water and nutrients Apart from controlling the composition of tree species (cf. Indicator FW-R-1 ) and the selection of appropriate provenance (cf. Indicator FW-R-2 … reserves. Research projects undertaken in the region of the Bavarian Alps have indicated, however, that distinct humus losses occurred there, most strongly in soil …

  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    KM-I-1: Water temperature in the sea

    The picture shows a view of the surface of the sea from below. The sun’s rays are beaming through the water’s surface. The sea is coloured dark blue to turquoise-green.

    … patterns as well as natural climate variation, the oceans’ temperature development indicates less pronounced fluctuations, especially in deeper strata. Between 1960 … for over 50 years by the Federal Maritime and Hydrographic Agency (BSH). For the indicator, the annual mean temperatures were calculated on the basis of aggregated …

  • KomPass: Article from 28.11.2023 | Last changed: 08.12.2025

    Cluster Agriculture

    The picture shows a dry-looking arable field with a tractor being driven across it. Owing to drought, the vehicle is stirring up clouds of dust. In the background, it is possible to make out a ridge of hills.

    … agriculture is demonstrated directly by the shift in agrophenological phases (cf. Indicator LW-I-1 ). For example, during the past ten years, winter rapeseed – based … of climate change impacts in agriculture – illustrated by means of impact indicators contained in the DAS Monitoring Report – are already the result of …

  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    LW-R-2 + 3: Cultivating thermophilic crops and adapting variety spectrum

    … red grape varieties of Merlot and Cabernet Sauvignon is still limited, there are indications in wine statistics that it is in the process of expanding significantly. … in thermophilic crop species is reflected not only in the cultivation terrain (cf. Indicator LW-R-4 ), but also in the activities undertaken in respect of the breeding …

  • KomPass: Article from 28.11.2023 | Last changed: 08.12.2025

    Cluster Fisheries

    The picture shows a crab trawler in the North Sea. There is a beam trawl hanging down from the ship’s side. In the background, the shoreline and a lighthouse are visible.

    … in time when they are needed by their predator. Owing to the seas warming (cf. Indicator KM-I-1 ) the habitats of species will shift northwards. This applies in … the Baltic Sea. However, to date no comprehensive overview has come to light. The indicators illustrated in the monitoring report are therefore to be seen as …

  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

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

    … of heat-related mortalities and hospital stays in the hot summer of 2003 (cf. Indicator GE-I-2 ) demonstrated that we have to prepare for such health-threatening … as soon as the ‘perceived temperature’ reaches the threshold value defined, and as indicated by other factors such as thermal situations in towns and cities (cf. … information on the ‘perceived temperature’, pollen forecasts as well as the hazard indices of weather sensitivity. Besides, the DWD WarnWetter-App also provides …

  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    GE-I-9: Ozone burden

    The picture shows the exhaust pipe of a motor car emitting exhaust gases.

    … Likewise, ozone and nitrogen oxides increase the allergenicity of pollen (cf. Indicator GE-I-3 ). The indicator focuses on the ozone as an air pollutant, given … from the ozone precursor substances were regressive. However, the time series indicates fluctuations from year to year which can be attributed, above all, to …

  • KomPass: Article from 28.11.2023 | Last changed: 12.12.2024

    LW-I-1: Agrophenological phase shifts

    The picture shows apple blossoms covered in frost.

    … to wild plants, agricultural crops and management operations, thus providing indications regarding impacts on agricultural management, because changes in … Compared to the 1970s, winter rapeseed started to flower 18 days earlier – as indicated by the mean calculated for the past ten years – while apple trees started … rape beetle is apt to increase owing to rising winter and spring temperatures (cf. Indicator LW-I-4 ). The use of early-flowering varieties can provide a tool for the …

  • KomPass: Article from 28.11.2023 | Last changed: 12.12.2024

    LW-I-4: Infestation with pest organism – case study

    The picture shows a detailed view of cereal plants infested with brown rust.

    … the buds of rapeseed blossoms. Basically, the use of early-flowering varieties (cf. Indicator LW-I-1 ) can reduce the infestation in the sensitive budding stage, but in … contents and organisational level – with the aid of findings from surveys for the indicators contained in the 2013 National Action Plan for the sustainable …

  • KomPass: Article from 28.11.2023 | Last changed: 11.12.2024

    WW-I-6: Low water

    The picture shows a river with a low water level. There are smallish stones and large rocks projecting from the water. The river banks are covered in high grass. There is a woodland adjacent to the river bank.

    … prevailing at times of low water levels result in water warming up faster (cf. Indicator WW-I-10 ). Both directly and indirectly, this leads to an intensification … – a variable specific to each river – the potential for shipping is restricted (cf. Indicator VE-I-2 ). For various types of water utilisation, a sufficient discharge …