Blar i NIVA Open Access Archive på forfatter "Helliwell, Rachel C."
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Are our dynamic water quality models too complex? A comparison of a new parsimonious phosphorus model, SimplyP, and INCA-P
Jackson-Blake, Leah Amber; Sample, James Edward; Wade, Andrew J.; Helliwell, Rachel C.; Skeffington, Richard A. (Journal article; Peer reviewed, 2017)Catchment-scale water quality models are increasingly popular tools for exploring the potential effects of land management, land use change and climate change on water quality. However, the dynamic, catchment-scale nutrient ... -
Dynamic Modeling and Target Loads of Sulfur and Nitrogen for Surface Waters in Finland, Norway, Sweden, and the United Kingdom
Posch, Maximilian; Aherne, Julian; Moldan, Filip; Evans, Chris D.; Forsius, Martin; Larssen, Thorjørn; Helliwell, Rachel C.; Cosby, B Jack (Journal article; Peer reviewed, 2019)The target load concept is an extension of the critical load concept of air pollution inputs to ecosystems. The advantage of target loads over critical loads is that one can define the deposition and the point in time ...