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  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    LW-R-1: Adaptation of management rhythms

    The picture shows a person standing in a field of maize inspecting the leaves of a young maize plant.

    … to become ripe enough for ensiling or to reach grain maturity for use as corn. Under these circumstances, the optimum harvest dates for silage maize can be reached … to become ripe enough for ensiling or to reach grain maturity for use as corn. Under these circumstances, the optimum harvest dates for silage maize can be reached …

  • KomPass: Article from 28.11.2023 | Last changed: 11.12.2024

    WW-I-9: Spring algal bloom in lakes

    The picture shows an aerial view of a lake. Its surface is coloured a luminous green in places, owing to spring algal bloom. There are agricultural fields visible in the lake’s vicinity.

    … what had been the second-warmest winter since records began in 1881, Germany was under the influence of mostly warm air masses in spring, and it was unseasonally … what had been the second-warmest winter since records began in 1881, Germany was under the influence of mostly warm air masses in spring, and it was unseasonally …

  • KomPass: Article from 28.11.2023 | Last changed: 11.12.2024

    WW-I-8: Water temperature in lakes

    The picture shows a mountain lake in glaring sunlight. A mountain chain is visible in the background.

    … geographical location, and on the natural spatial conditions, these lakes are fundamentally different in terms of trophic relationships, water flows and water body … warming effects than heat on a calm day.   63 - Informationen des UBA – Umweltbundesamt zu Seen: https://www.umweltbundesamt.de/themen/wasser/seen#wissenswertes Associated content Documents WW-I-8 …

  • 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.

    … be borne in mind when interpreting the time series that the area mean for Germany underrates the actual stress, especially in urban areas, where most of the tropical … measuring network, there are distinctly fewer urban measuring stations than background measuring stations. The latter indicate the mean for tropical nights at a lower … be borne in mind when interpreting the time series that the area mean for Germany underrates the actual stress, especially in urban areas, where most of the tropical …

  • KomPass: Article from 28.11.2023 | Last changed: 12.12.2024

    BO-R-2: Permanent grassland terrain

    The picture shows a grassland with mown grass. The mown grass is lying in rows. In the right-hand margin a tractor can be seen turning hay. In the upper margin you can see a hay bale.

    … terrain The conservation of permanent grassland is intended to protect soils under agricultural use from the adverse effects of climate change. Between 1991 and … herbaceous plants are cultivated as permanent crops. As a result of permanent ground cover, humus enrichment and species diversity, permanent grassland provides – … of wind and water (cf. Indicator BO-I-3 ) is considerably reduced where soils are under grassland. In cases of heavy precipitation, the precipitated water has a much …

  • 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.

    … thus enabling them to build up both biomass and humus reserves. Research projects undertaken in the region of the Bavarian Alps have indicated, however, that distinct … thus enabling them to build up both biomass and humus reserves. Research projects undertaken in the region of the Bavarian Alps have indicated, however, that distinct …

  • KomPass: Area of action climate impact from 06.01.2023 | Last changed: 18.12.2025

    Climate Impacts: Field of Action Tourism

    Beach chairs at the Baltic Sea

    … will benefit from this. Impairments may occur during extended hikes due to heavy thunderstorms. The increase in natural hazards such as avalanches, rockfalls and … along with bathing and hiking tourism. Here, too, an extension of the season has a fundamentally positive effect. The spring and autumn seasons in particular become … endangers the sporting activity as a whole. In shallow waters, the risk of grounding or sediment resuspension also increases, which can lead to increased …

  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    GE-I-6: Contamination of bathing waters by cyanobacteria burdens

    The picture shows the palm of a hand stroking the surface of a water body.

    … of cyanobacteria. Owing to these relationships, climate change has been under discussion as one of the causes of increased health risks from cyanobacteria. … have been caused by other pathogenic bacteria or substances. Cyanobacteria are found within the framework of bathing water inspections and the European Water … active that were equipped with the requisite satellite sensors. The indicator is underpinned by data covering four lakes in the area of the Alps and associated …

  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    LW-R-4: Cultivation of thermophilic crops

    The picture shows the ripe ears of durum wheat plants in sunny weather.

    … the BMEL’s protein plant strategy, the cultivation of legumes receives extensive funding in Germany. Latterly, the funding allocated to the protein planting strategy for 2023 was increased by 3 … So far, temperatures in Germany have been too low for cultivation, so the areas under cultivation are still very small. However, given that by now there is also the …

  • KomPass: Article from 28.11.2023 | Last changed: 18.12.2024

    BS-R-3: Exercise volume

    The picture shows a THW member from behind; he is in uniform and wears a helmet. It is possible to make out a scaffold with other THW members standing on it.

    … exercises the emergency relief responders are supported in safeguarding the foundation for appropriate action in extreme situations; this is the basis of targeted … change is concerned, because any relevant potential events arising will not differ fundamentally from the way they are occurring now. Coping with heavy rainfall and … number reached its maximum value so far. The total of 450,000 hours equates just under 40 % more training hours attended than in 2005. By contrast, the number of …

  • 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.

    … study As far as brown rust, powdery mildew and rape beetle are concerned, it is understood that climate change will alter the course of infestations. The two … or at least very difficult, to make any detailed prognoses at this stage. It is undeniable, however, that numerous pest organisms can respond very sensitively and … flexibly and with utmost speed in order to get problems with pest infestations under control. It is essential to conduct a systematic assessment of infestation …