Surface area of the Earth

Value 5.1e+8 km^2
Organism Biosphere
Reference Duursma EK, Boisson MPRM, Global oceanic and atmospheric oxygen stability considered in relation to the carbon-cycle and to different time scales. Oceanologica Acta (0399-1784) (Gauthier-Villars), 1994 , Vol. 17 , N. 2 , P. 117-141 link p.131 left column 2nd paragraph
Comments P.131 left column 2nd paragraph: "The earth has a surface area of 509.6 × 10^6 km^2."
Entered by Uri M
ID 116120