The catchment area from the headwaters to the sea is one system for the organisms that live there. Routes for fish migration should be opened up and streams restored, or compensatory channels should be created to ensure good spawning grounds.
This is an imaginary freshwater system in Finland. How do the environmental impacts of hydropower appear in this landscape? Can you find these four rivers?
Find out the answers on the page “River landscape”
Tämä sivusto käsittelee vesivoiman luontovaikutuksia – tervetuloa tutustumaan. Saatavilla on myös “Good to know about hydropower” leaflet. Download PDF.