TY - SLIDE KW - annual seminar AU - C. Gerbig BT - ECMWF Annual Seminar 2005 C1 - Events DA - 2005 LA - eng PY - 2005 T2 - ECMWF Annual Seminar 2005 T3 - ECMWF Annual Seminar TI - The use of airbourne and ground based atmospheric observations in carbon cycle research ER -