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Developed an approach to quantify the amount of nitrogen that is at risk of being lost by leaching to groundwater each year from a variety of sectors.
1. Chief Scientist’s Group report summary This project developed and…
The evidence of faecal contamination, sources of contamination and control measures.
1. Background 1.1 Relevance and accuracy of data This document has been…
Investigates changes in phosphorus concentrations and river health in England since 1980.
1. Chief Scientist’s Group report summary This project investigated…
This project used hydrological models and climate projections to investigate how the water quality of English estuaries may be impacted by climate change.
Explores methods to determine the naturally occurring ‘background’ concentration of metals in rivers polluted by abandoned metal mines.
Developed thresholds for water for several per- and poly fluoroalkyl substances (PFAS).
Current and future issues for drinking waters, with a review of current measures to address the challenges.
The sources of PFOS and pathways into the environment, the amounts in the water environment and restrictions of use.
The sources of PBDEs and pathways into the environment, amounts in the water environment and restrictions of use.
The problem of nitrates in the water environment, including sources and evidence. Current control measures, potential solutions and approaches.
The sources of PAHs and pathways into the environment, the amounts in the water environment and restrictions of use.
Impacts of farming on the environment and mechanisms for improvement, plus future challenges and approaches.
Eutrophication issues and sources of phosphorus, with current and future problems and solutions.
An overview of the state of nature decline challenge. Current actions, plus potential future actions and opportunities to support nature recovery.
The uses of mercury and pathways into the environment. The amounts in the water environment and restrictions of use.
The scale and impact of chemicals in the water environment. How the challenges are addressed and future challenges and actions.
The sources of cypermethrin and pathways into the environment. The amounts of cypermethrin in the water environment and control measures of use.
The impacts of urban areas and the transport network on the water environment, with approaches for addressing these and future challenges.
The nature, extent and consequences of physical modifications, opportunities for action and balancing priorities.
The pressures on water flows, a review of actions to address the challenges, plus future challenges and actions.
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