Blar i HVL Open på forfatter "Vollering, Julien"
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Application of copper(II)-based chemicals induces CH3Br and CH3Cl emissions from soil and seawater
Jiao, Yi; Zhang, Wanying; Kim, Jae Yun Robin; Deventer, Malte Julian; Vollering, Julien; Rhew, Robert (Peer reviewed; Journal article, 2022)Methyl bromide (CH3Br) and methyl chloride (CH3Cl) are major carriers of atmospheric bromine and chlorine, respectively, which can catalyze stratospheric ozone depletion. However, in our current understanding, there are ... -
Composite landscape predictors improve distribution models of ecosystem types
Simensen, Trond; Horvath, Peter; Vollering, Julien; Erikstad, Lars; Halvorsen, Rune; Bryn, Anders (Peer reviewed; Journal article, 2020)Aim Distribution modelling is a useful approach to obtain knowledge about the spatial distribution of biodiversity, required for, for example, red‐list assessments. While distribution modelling methods have been applied ... -
The MIAmaxent R package: Variable transformation and model selection for species distribution models
Vollering, Julien; Halvorsen, Rune; Mazzoni, Sabrina (Peer reviewed; Journal article, 2019)The widely used “Maxent” software for modeling species distributions from presence‐only data (Phillips et al., Ecological Modelling, 190, 2006, 231) tends to produce models with high‐predictive performance but low‐ecological ... -
Spredning av utvalgte fremmede bartrær i Vestland fylke: forvaltnings-relevante resultater fra SITKA-prosjektet
Vollering, Julien; Auestad, Inger (HVL-Rapport;1/2023, Report, 2023)Fremmede bartrær er utbredt i Vestland fylke, og flere arter representerer en høy økologisk risiko fordi de har stor evne til å spre seg ut i og påvirke stedegne naturtyper og arter. Statsforvalteren i Vestland har ansvar ...