Poznan University of Life Sciences 1 article published in JoVE Environment Measurements of CO2 Fluxes at Non-Ideal Eddy Covariance Sites Klaudia Ziemblińska1, Marek Urbaniak1, Paulina Dukat1, Janusz Olejnik1,2 1Department of Meteorology, Poznan University of Life Sciences, 2Department of Matter and Energy Fluxes, Global Change Research Centre The presented protocol uses the eddy covariance method at non-typical locations, applicable to all types of short-canopy ecosystems with limited area, on a currently reforested windthrow site in Poland. Details of measuring site setup rules, flux calculations and quality control, and final result analysis, are described.