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Zhao M, Heinsch FA, Nemani RR, Running SW (2005) Improvements of the MODIS terrestrial
gross and net primary production global data set. Remote Sens Environ 95:164–175
Zhou L, Tucker CJ, Kaufmann RK, Slayback D, Shabanov NV, Myneni RB (2001) Variations in
northern vegetation activity inferred from satellite data of vegetation index during 1981 to
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6 Assessing Net Ecosystem Exchange
169
gross primary production in a seasonally moist tropical evergreen forest. Remote Sens
Environ 94:105–122
Yang L, Huang C, Homer C, Wylie BK, Coan MJ (2003) An approach for mapping large-area
impervious surfaces: synergistic use of Landsat-7 ETM ? and high spatial resolution
imagery. Can J Remote Sens 29:230–240
Zhang L, Wylie BK, Ji L, Gilmanov TG, Tieszen LL, Howard DM (2011) Upscaling carbon
fluxes over the great plains grasslands: sinks and sources. J Geophys Res 116:G00J03.
doi:10.1029/2010JG001504
Zhang X, Kondragunta S (2006) Estimating forest biomass in the USA using generalized
allometric models and MODIS land products. Geophys Res Lett 33:L09402. doi:10.1029/
2006GL025879
Zhao M, Heinsch FA, Nemani RR, Running SW (2005) Improvements of the MODIS terrestrial
gross and net primary production global data set. Remote Sens Environ 95:164–175
Zhou L, Tucker CJ, Kaufmann RK, Slayback D, Shabanov NV, Myneni RB (2001) Variations in
northern vegetation activity inferred from satellite data of vegetation index during 1981 to
1999. J Geophys Res 106:20069–20083
6 Assessing Net Ecosystem Exchange
169
