Activities

When the water in tree transport system freezes in winter, gas bubbles are formed inside the ice. These bubbles are harmless as long as the tree...

In late summer 2020, Magdalena Held was collecting wood cores from pine, spruce and birch trees growing in moist and dry sites near Hyytiälä...

Sometimes setting up a scientific experiment requires construction skills. We have built snow covers in Hyytiälä forest to study the effects of...