• Why do pine trees have pyramids?

    Why do pine trees have pyramids?
    Pine trees, like many other evergreen trees such as spruce and fir, have a pyramidal shape to withstand the effects of wind, snow and light in their environment.
  • The oldest 9550-year-old tree from the Ice Age

    The oldest 9550-year-old tree from the Ice Age
    Old Tjikko is part of the conifer family, only less than 5 meters tall, but has survived for thousands of years in the harsh climate of the Swedish mountains.