Fig. 1From: The challenge of combining variable retention and prescribed burning in FinlandAnnual number and burned area (hectares) of forest fires in Finland 1952–2019. The peak in the year 1960 is explained by a large single fire (see text above) (Sources: 1952–1979 (Aarne 1992), 1980–2013 (Peltola 2014), 2014–2019 (Johannes Ketola, Emergency Services Academy, pers. comm., based on rescue service database PRONTO)Back to article page