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Erlend Andenæs, Berit Time, Tone Muthanna, Silje Asphaug and Tore Kvande
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Erlend Andenæs, Tore Kvande, Tone M. Muthanna and Jardar Lohne
Green and blue-green roofs are emerging as an increasingly popular feature of rooftops, particularly in urban areas. Particular problematic conditions render their usage complex in the Nordic countries. In order to ensure that green roofs are built durab...
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Vladimír Hamouz, Jardar Lohne, Jaran R. Wood and Tone M. Muthanna
Rooftops represent a considerable part of the impervious fractions of urban environments. Detaining and retaining runoff from vegetated rooftops can be a significant contribution to reducing the effects of urbanization, with respect to increased runoff p...
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Birgitte Gisvold Johannessen, Tone Merete Muthanna and Bent Christen Braskerud
Climate change coupled with increasing urbanization has made extensive green roofs, both for retrofitting and new developments, an attractive way to bring nature back to cities, while managing stormwater. This study has investigated extensive green roof ...
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Gema Sakti Raspati, Hanna Kristine Haug Lindseth, Tone Merete Muthanna and Kamal Azrague
Organic de-icing chemicals, such as propylene glycol and potassium formate, cause environmental degradation in receiving water if left untreated, due to the high organic load resulting in oxygen depletion. Biofilters are commonly used for the treatment o...
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Carlos Monrabal-Martinez, Aamir Ilyas and Tone M. Muthanna
This paper presents an estimation of the service life of three filters composed of sand and three alternative adsorbents for stormwater treatment according to Norwegian water quality standards for receiving surface waters. The study conducted pilot scale...
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