The results showed that the frequency of plots where shrubs were visible had increased 95.7% between 2001 and 2018 for birch (Betula pubescens and B. nana) and 51.5% for willow (Salix spp.)
Tíðni bletta með birki-/fjalldraparunnum hafði aukist um 95.7% milli 2001 og 2018 og víðirunnar höfðu aukist um 51.5%.