NHYDY - Norsk Hydro ASA 2020 Q4 - Results - Earnings Call Presentation February, 12 2021 12:16 PM Norsk Hydro ASA ADR The following slide deck was published by Norsk Hydro ASA in conjunction with their 2020 Q4 earnings call. For further details see: Norsk Hydro ASA 2020 Q4 - Results - Earnings Call Presentation