Project: NET PRIMARY PRODUCTIVITY (NPP)
Project: NET PRIMARY PRODUCTIVITY (NPP)NPP (net primary production) data from existing field measurements are being compiled for approximately 100 study sites covering several major world ecosystem types. These data are used by global change modelers to develop and validate models of vegetation-soil-atmosphere interactions within the global carbon cycle and to help calibrate remote sensing of vegetation worldwide
Data Set: NPP Grassland: Consistent Worldwide Site Estimates, 1954-1990
Data Set: NPP Grassland: Consistent Worldwide Site Estimates, 1954-1990In many grasslands, aboveground net primary productivity (ANPP) is commonly estimated by measuring peak aboveground biomass. Estimates of belowground net primary productivity (BNPP), and consequently, total net primary productivity (NPP), are more difficult. We addressed one of the three main objectives of the Global Primary Productivity Data Initiative for grassland systems - to develop simple models or algorithms to estimate missing components of total system NPP.
Detailed Documentation: Data Set Reference Document
Citation:
Citation:Gill, R. A., R. H. Kelly, W. J. Parton, K. A. Day, R. B. Jackson, J. A. Morgan, J. M. O. Scurlock, L. L. Tieszen, J. V. Castle, D. S. Ojima, and X. S. Zhang. 2001. NPP Grassland: Consistent Worldwide Site Estimates, 1954-1990. Data set. Available on-line [http://www.daac.ornl.gov] from the Oak Ridge National Laboratory Distributed Active Archive Center, Oak Ridge, Tennessee, U.S.A. doi:10.3334/ORNLDAAC/613
Data Set Files:
Download Data Set Files: (30.5 KBytes in 2 Files)All Data Taken At Latitude: 90.00N, Longitude: 180.00E
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