Glasgow forest declaration needs new modes of data ownership : Monitoring progress in the Glasgow ‘Declaration on Forests’ remains impossible without open sharing of data. Three actions are required if this declaration is to succeed.

Nabuurs, Gert-Jan; Harris, Nancy; Sheil, Douglas; Palahi, Marc; Chirici, Gherardo; Boissière, Manuel; Fay, Chip; Reiche, Johannes; Valbuena, Ruben