title: Rationale, concepts and approach to the assessment.
authors.affiliation: Abisko Scientific Research Station, Sweden. terry.callaghan@ans.kiruna.se
authors.forename: Terry V
authors.initials: TV
authors.lastname: Callaghan
authors.forename: Lars Olof
authors.initials: LO
authors.lastname: Björn
authors.forename: Yuri
authors.initials: Y
authors.lastname: Chernov
authors.forename: Terry
authors.initials: T
authors.lastname: Chapin
authors.forename: Torben R
authors.initials: TR
authors.lastname: Christensen
authors.forename: Brian
authors.initials: B
authors.lastname: Huntley
authors.forename: Rolf A
authors.initials: RA
authors.lastname: Ims
authors.forename: Margareta
authors.initials: M
authors.lastname: Johansson
authors.forename: Dyanna
authors.initials: D
authors.lastname: Jolly
authors.forename: Sven
authors.initials: S
authors.lastname: Jonasson
authors.forename: Nadya
authors.initials: N
authors.lastname: Matveyeva
authors.forename: Nicolai
authors.initials: N
authors.lastname: Panikov
authors.forename: Walter
authors.initials: W
authors.lastname: Oechel
authors.forename: Gus
authors.initials: G
authors.lastname: Shaver
mesh_terms: D001110:Arctic Regions; D044822:Biodiversity; D003081:Cold Climate; D017753:Ecosystem; D004784:Environmental Monitoring / Q000379:methods*; D010944:Plants; D013045:Species Specificity; D014466:Ultraviolet Rays