Unravel the changing contributions of abiotic vs. biotic drivers of exosystem gas exchange under weather extremes (EcoDrive), Davos Seehornwald

Site: Davos Seehornwald CH-DAV (canton Grisons, Switzerland) is situated close to the Davos town in the Eastern Alps. The vegetation of the Davos forest is typical for a subalpine mountain forest: it is dominated by Norway spruce (Picea abies (L.) Karst.). The patchy understory is dominated by dwarf shrubs of Vaccinium myrtillus L. and V. gaultherioides L., and moss mats (Sphagnum sp. Ehrh.).; Longitude (WGS 84): 9°51'21.3" E; Latitude (WGS 84): 46°48'55.2" N; Altitude (m.a.s.l.): 1639; Land cover (IGBP classification): Evergreen Needleleaf Forest; Soil type: The main soil types are rustic podsols and chromic cambisols according to the World Reference Base of Soil Resources (IUSS Working Group WRB, 2007) with a thick organic layer (4-10 cm).; Geology: Crystalline bedrock and dolomitic rocks of the Arosa nappe (lower eastern alpine). Moraine rubble. (Jörg 2008).