S. Johnsen

The Environmental Impact Factor - a proposed tool for produced water impact reduction, management and regulation

S. Johnsen, Tone Karin Frost, M. Hjelsvold et al. · SPE International Conference on Health, Safety and Environment in Oil and Gas Exploration and Production · 2000 · 93 citations

Sustainable Environmental Management, Engineering, Environmental Impact Assessment +21

Formation of chlorinated PAH — A possible health hazard from water chlorination

S. Johnsen, Ingrid S. Gribbestad, Sverre Johansen · The Science of The Total Environment · 1989 · 25 citations

Chlorinated Pah, Chemical Engineering, Engineering +10

Choosing Produced Water Treatment Technologies Based on Environmental Impact Reduction

P.G. Grini, M. Hjelsvold, S. Johnsen · SPE International Conference on Health, Safety and Environment in Oil and Gas Exploration and Production · 2002 · 23 citations

Engineering, Water Reuse, Environmental Impact Reduction +19

Seasonal variation in composition and properties of aquatic humic substances

S. Johnsen, Kari Martinsen, Georg E. Carlberg et al. · The Science of The Total Environment · 1987 · 21 citations

Biogeochemistry, Environmental Geochemistry, Chemical Composition +2

Dilution and Bioavailability of Produced Water Compounds in the Northern North Sea. A Combined Modeling and Field Study

S. Johnsen, G. Durell, Mark Reed · SPE International Conference on Health, Safety, and Environment in Oil and Gas Exploration and Production · 1998 · 20 citations

Bioconcentration, Engineering, Marine Chemistry +19