Forest Carbon activities that directly cause carbon-emitting activities to be shifted to another location outside of the project boundaries cancelling out some or all of the project's carbon benefits. One example would be a plantation project that displaces farmers and leads them to clear adjacent forests. See "Leakage."
Land Use, Land-Use Change and Forestry. IPCC, 2000-Robert T. Watson, Ian R. Noble, Bert Bolin, N. H. Ravindranath, David J. Verardo and David J. Dokken (Eds.) Cambridge University Press, UK. pp375. http://www.ipcc.ch/ipccreports/sres/land_use/index.php?idp=263#s5-3-3-1