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Counting spawning fish using DNA

Author: Juliet Landrø

New method uses DNA to determine the number of salmon spawning in the river. It is important for the hydropower industry and management authorities to know how viable the population is when conducting revisions of terms of hydropower licenses or environmental measures, and this method is both quick and cost-effective.

Improved safety for rockfill dams

Author: Juliet Landrø

New research shows that risk of dam breach can be drastically reduced in overtopping situations. By improving the placement of the rocks protecting the downstream slope of rockfill dams against erosion and securing the "dam toe" at the foundation, the risk of damages can be reduced - and in extreme cases, it can prevent or delay collapse.

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