10.4. DIWA-webinaari

Henna Pääkkö, University of Oulu. henna.paakko@oulu.fi Imagine a world where the rivers run empty, the lakes stand still and lifeless, and the streams vanish from the landscape. While these freshwater ecosystems, rivers, streams, and lakes, cover less than 1% of our planet’s surface, they are real hotspots of life. They

Pietari Pöykkö, University of Oulu. pietari.poykko@oulu.fi When we think of water, pictures of lakes, rivers, or rain may come to mind. However, beneath the feet lies a much larger reservoir: groundwater. Stored in soil and rock layers, groundwater supports ecosystems, supplies drinking water, and helps regulate the flow of surface