• Citizen science to enhance evaluation of local wastewater treatment – a case study from Oslo 

      Damman, Sigrid; Helness, Herman; Grindvoll, Inger Lise Tyholt; Sun, Cheng (Journal article; Peer reviewed, 2019)
      The paper discusses how citizen science within an ecosystem services (ESS) framework may enhance evaluation of de-centralized water solutions. In a demonstration case in Oslo, citizens were engaged in long-term monitoring ...
    • High rate filtration for local treatment of combined sewer overflow 

      Helness, Herman; Sun, C; Damman, Sigrid; Ahmadi, Mehdi; Raspati, Gema Sakti; Bjerkelund, Viggo Andre; Moldestad, G; Hattori, K; Kato, T.; Ando, N. (Journal article; Peer reviewed, 2019)
      Combined sewer overflows (CSOs) pollute receiving waters and have a negative impact on ecosystem services. In urban areas rehabilitation of the sewer system to avoid CSOs is associated with high investment costs. Furthermore, ...