After her final return to RFI in 1990, Dupont worked only about African issues: with UNITA in Angola, in Sierra Leone in the territories handed by the RUF, Djibouti, Ethiopia-Eritrea conflict, Rwanda, Sudan, Algeria and Ivory Coast where she revealed the existence of mass graves in Abidjan.

Ghislaine Dupont was known as a first class investigator, having editorial rigor and finesse and a very good political analysis.

[2][3] On 5 November 2013, Dupont and Verlon received posthumous decorations from Ibrahim Boubacar Keita, the president of Mali.

[4][5] In September 2014, Radio France Internationale announced the Ghislaine Dupont et Claude Verlon scholarships to honor its deceased journalists.

[6] In 2015, the United Nations assigned the date of commemoration for the International Day to End Impunity based on the outrage behind the murder of Dupont and Verlon as stated in its official resolution.