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  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    WW-I-10: Water temperature of watercourses

    The picture shows a shallow, slow-flowing watercourse in sunny weather under a cloudless sky. Through the clear, reddish-brown shimmering water, the stony bed of the river is visible; some of the stones in the foreground project beyond the surface of the water. The banks are lined by mixed woodlands.

    WW-I-10: Water temperature of watercourses The water temperatures in rivers have been rising in all fish regions. …

  • KomPass: Article from 28.11.2023 | Last changed: 11.12.2024

    WW-R-1: Water use index

    The picture shows a hand on the handle of a tap, with a weak water jet pouring into a wash-hand basin.

    WW-R-1: Water use index Extended drought periods can lead to local and temporary water shortages. Source: bai / stock.adobe.com 2023 Monitoring Report on the German …

  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    IG-R-3: Water procurement in the processing industry

    The picture shows a pipeline system in front of industrial plant used for feeding cold water into a production process. Apart from the pipeline it is possible see other technical assemblies.

    IG-R-3: Water procurement in the processing industry Heat and drought impose restrictions on companies regarding water abstraction from water bodies. Source: Ratchapon / stock.adobe.com 2023 …

  • 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.

    WW-I-6: Low water The extremely hot and dry summers from 2018 to 2020 led to extremely low water … concentrations of oxygen. Moreover, when discharge decreases, any inputs into the waters are diluted to a lesser extent thus leading to higher concentrations of …

  • KomPass: Article from 28.11.2023 | Last changed: 11.12.2024

    WW-I-7: Water levels in lakes

    The picture shows a footbridge leading across the dried-up sandy and stony shore area of a lake. A bridge and some residual water are visible in the background.

    WW-I-7: Water levels in lakes Failure of precipitation combined with high evaporation owing to heat make lake water levels drop. Source: Robert Poorten / stock.adobe.com 2023 Monitoring Report …

  • 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.

    WW-I-8: Water temperature in lakes In all natural areas of Germany the water … monitoring) Rising water temperatures in lakes The water temperature of standing waters is influenced very directly by the air temperature. It hence follows that …

  • KomPass: Article from 28.11.2023 | Last changed: 18.11.2025

    VE-I-1 + 2: Flood closures and low water restrictions on the Rhine

    VE-I-1 + 2: Flood closures and low water restrictions on the Rhine 2023 Monitoring … Strategy for Adaptation to Climate Change last update on 28.11.2023 VE-I-1: High-water closures to shipping on the Rhine Over the past 30 years or so, high-water