2   Artículos

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en línea
Niko Kulha, Leena Pasanen and Tuomas Aakala    
Time series of repeat aerial photographs currently span decades in many regions. However, the lack of calibration data limits their use in forest change analysis. We propose an approach where we combine repeat aerial photography, tree-ring reconstruction... ver más
Revista: Forests    Formato: Electrónico

 
en línea
Sonja Kivinen, Sirpa Rasmus, Kirsti Jylhä and Mikko Laapas    
We studied climate trends and the occurrence of rare and extreme temperature and precipitation events in northern Fennoscandia in 1914?2013. Weather data were derived from nine observation stations located in Finland, Norway, Sweden and Russia. The resul... ver más
Revista: Climate    Formato: Electrónico

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