"Carbon footprints and embodied carbon at multiple scales"

CICERO has recently published three new articles on carbon footprints and carbon leakage.

"Carbon footprints and embodied carbon at multiple scales" reviews the literature and methods appropriate at different scales ranging from product carbon footprints through to national carbon footprints:
http://dx.doi.org/10.1016/j.cosust.2010.05.004 (subscription required)