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Kasvukauden alku lehtimetsissä 2001-2016 /Start of vegetation period in deciduous species, 2001-2016

The data set consists of yearly maps of the start of the vegetation active period in deciduous vegetation(Day of Year), which is defined as the day when deciduous trees unfold new leaves in spring. It is also often referred to as the green-up or greening day. The data set was derived from time series of the Normalized Difference Water Index (NDWI)calculated from Moderate Resolution Imaging Spetroradiometer (MODIS) satellite observation.

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Additional Info

Field Value
Source http://metatieto.ymparisto.fi:8080/geoportal/catalog/search/resource/details.page?uuid={45D3F820-DA63-47FE-8ABA-53047CDCEF37}
Author Kristin Böttcher Finnish Environment Institute
Last Updated November 9, 2018, 13:35 (EET)
Created November 9, 2018, 13:35 (EET)
bbox-east-long 32
bbox-north-lat 71
bbox-south-lat 58
bbox-west-long 19
doi
guid {45D3F820-DA63-47FE-8ABA-53047CDCEF37}
spatial {"type": "Polygon", "coordinates": [[[19.0, 58.0], [32.0, 58.0], [32.0, 71.0], [19.0, 71.0], [19.0, 58.0]]]}
spatial_harvester true
topic_category biota