TY - SLIDE KW - GEMS KW - annual assembly KW - LSCE AU - F. Chevallier AU - P. Bousquet AU - F.-M. Bréon AU - P. Ciais AU - L. Klenov AU - P. Peylin AU - Peregon Rayner BT - GEMS Annual Assembly 2006 C1 - Events DA - 2006 LA - eng PY - 2006 T2 - GEMS Annual Assembly 2006 T3 - GEMS Annual Assembly TI - GHG-WP4: estimates of CO2 sources and sinks using existing atmospheric inversion models ER -