U-Julia Marton-Lefèvre ungumeluleki ozimele mayelana nokusimama. Ube nomsebenzi oncomekayo wamazwe ngamazwe kusukela ekufundiseni enyuvesi yaseThailand bese iminyaka embalwa ohlelweni lwe-UN. Kusukela lapho usebambe izikhundla eziningi ephethe izinhlangano zamazwe ngamazwe emkhakheni wesayensi, imvelo kanye nezemfundo. Lokhu kufaka phakathi inhlangano eyandulela i-ISC i-ICSU; LEAD international, eyasungulwa yi-The Rockefeller Foundation; iNyuvesi Yokuthula ehlangene ne-UN kanye ne-International Union for Conservation of Nature, i-IUCN. UJulia manje ungusihlalo noma useyilungu lamabhodi abaqondisi ku-NGO, emikhakheni ehlukene kuhulumeni, ezimele kanye nezikahulumeni.
Ngemva kobudlelwane bakhe beBass eNyuvesi yaseYale, uJulia ufundisa izifundo eYale, kanye nezinkulumo emanyuvesi ahlukahlukene kanye nemihlangano yamazwe ngamazwe.
U-Julia uthole umklomelo we-AAAS Wokubambisana Kwamazwe Ngamazwe Kwezesayensi, futhi uhlonishwe njengeChevalier de la Légion d'Honneur nanjenge-Ofisi de l'Ordre National de Mérite nguhulumeni waseFrance. Ukuhlonishwa kukazwelonke kuphinde kuhlanganise ne-Ordre de St. Charles yaseMonaco, i-ProNatura Award evela kuhulumeni wase-Hungary, kanye nengcaphuno kaMongameli evela e-Republic of Korean. Uphinde wathola nendondo yeLifetime Achievement Award kuMkhandlu Womhlaba Wonke Wesayensi Nezemvelo.
Ikhasi libuyekeziwe ngoMeyi 2024.