Sub-tropical site located in the Vassununga state park (Santa Rita do Passa Quatro, SP, Brazil). Co-located eddy covariance flux tower operated by University of Sao Paulo. The experimental site is characterized by a contiguous 1060 ha area of savanna vegetation. The study area comprises of mixed vegetation: (i) Cerradao with 10 m tall trees, nearly closed canopies, dense litter; (ii) Cerrado Sensu stricto with closed scrub and small (5m tall) trees, sparse taller trees (7-10 m tall), dense herbaceous story; (iii) Campo cerrado with open scrubland, sparse 7-10 m tall trees, dense herbaceous story; (iv) others Campo sujo and seasonal forest. The prevailing soil type is quartz sand and very homogenous with depth. http://www.fluxnet.ornl.gov/fluxnet/sitepage.cfm?SITEID=89/