FLUXNET: A NEW TOOL TO STUDY THE TEMPORAL AND SPATIAL VARIABILITY OF ECOSYSTEM–SCALE CARBON DIOXIDE, WATER VAPOR, AND ENERGY FLUX DENSITIES ArticleValentini Riccardo, Baldocchi Dennis, Falge Eva, Gu Lianhong, Olson Richard, Hollinger David, Running Steve, Anthoni Peter, Bernhofer Ch, Davis Kenneth, Evans Robert, Fuentes Jose, Goldstein Allen, Katul Gabriel, Law Beverly, Lee Xuhui, Malhi Yadvinder, Meyers Tilden, Munger William, Oechel Walt ...BULLETIN OF THE AMERICAN METEOROLOGICAL SOCIETY. Том 82. 2001. С. 2415-2434